diff --git a/conda-py-3.10-lock.yml b/conda-py-3.10-lock.yml
index 68e6e51b3..918c817f7 100644
--- a/conda-py-3.10-lock.yml
+++ b/conda-py-3.10-lock.yml
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+    sha256: b119ce4c53f4717fa29371c1bb929f422dda7ed90a4559b3583ea77389177263
   manager: pip
-  name: simpeg-archive
-  optional: true
+  name: properties
+  optional: false
   platform: win-64
-  url: https://files.pythonhosted.org/packages/f1/f5/98abe04dcad2c89a6385919492a8c696e8e73194cdf416076001530530ed/simpeg_archive-0.9.1.dev5-py2.py3-none-any.whl
-  version: 0.9.1.dev5
+  url: https://files.pythonhosted.org/packages/c0/9a/cd2def3421cd077d80d4973c802d29dcb3fba625190b3678480f228a85bf/properties-0.6.1.tar.gz
+  version: 0.6.1
 - category: main
   dependencies:
     geoh5py: '>=0.5.0'
@@ -15004,17 +14945,14 @@ package:
   version: 3.0.0
 - category: core
   dependencies:
-    discretize: '>=0.7.0'
-    empymod: '*'
+    discretize: '>=0.8.0'
+    empymod: '>=2.0.0'
     geoh5py: '*'
-    numpy: '>=1.7'
+    numpy: '>=1.20'
     pandas: '*'
-    properties: '>=0.5.2'
-    pymatsolver: '>=0.1.1'
-    scikit-learn: '>=0.22'
-    scipy: '>=1.0.0'
-    utm: '*'
-    vectormath: '>=0.2.0'
+    pymatsolver: '>=0.2'
+    scikit-learn: '>=1.2'
+    scipy: '>=1.8.0'
   hash:
     sha256: ''
   manager: pip
@@ -15023,9 +14961,9 @@ package:
   platform: win-64
   source:
     type: url
-    url: https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip#sha256=
-  url: https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip
-  version: 0.15.1.dev10
+    url: https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip#sha256=
+  url: https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip
+  version: 0.19.0.dev1
 - category: main
   dependencies:
     geoh5py: '>=0.8.0a2,<0.9.0'
@@ -15041,4 +14979,19 @@ package:
     url: https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip#sha256=
   url: https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip
   version: 0.1.6a1
+- category: core
+  dependencies:
+    discretize: '*'
+    numpy: '>=1.7'
+    properties: '>=0.3.1b2'
+    pymatsolver: '>=0.1.1'
+    scipy: '>=0.13'
+  hash:
+    sha256: 44fb910c849577dd892f40b39289d26f14c3c5bd50467ed1b41b7841b66d4403
+  manager: pip
+  name: simpeg-archive
+  optional: true
+  platform: win-64
+  url: https://files.pythonhosted.org/packages/f1/f5/98abe04dcad2c89a6385919492a8c696e8e73194cdf416076001530530ed/simpeg_archive-0.9.1.dev5-py2.py3-none-any.whl
+  version: 0.9.1.dev5
 version: 1
diff --git a/environments/conda-py-3.10-linux-64-dev.lock.yml b/environments/conda-py-3.10-linux-64-dev.lock.yml
index 6cc26d532..deeef08de 100644
--- a/environments/conda-py-3.10-linux-64-dev.lock.yml
+++ b/environments/conda-py-3.10-linux-64-dev.lock.yml
@@ -1,6 +1,6 @@
 # Generated by conda-lock.
 # platform: linux-64
-# input_hash: 954354e18d30299c48fe07db5a5acd0f439be1c8b6c8f3de89f2d8d93908c8c2
+# input_hash: 85b9a66f4fc3d283e9655bf8f2fa0d528fe5f80131489fa30bf22dfbe72ba759
 
 channels:
   - conda-forge
@@ -58,7 +58,7 @@ dependencies:
   - libzopfli=1.0.3=h9c3ff4c_0
   - lz4-c=1.9.4=hcb278e6_0
   - mpg123=1.31.3=hcb278e6_0
-  - ncurses=6.3=h27087fc_1
+  - ncurses=6.4=hcb278e6_0
   - nspr=4.35=h27087fc_0
   - openssl=3.1.1=hd590300_1
   - pixman=0.40.0=h36c2ea0_0
@@ -163,7 +163,6 @@ dependencies:
   - flit-core=3.9.0=pyhd8ed1ab_0
   - fontconfig=2.14.2=h14ed4e7_0
   - fsspec=2022.11.0=pyhd8ed1ab_0
-  - future=0.18.3=pyhd8ed1ab_0
   - glib-tools=2.76.3=hfc55251_0
   - idna=3.4=pyhd8ed1ab_0
   - iniconfig=2.0.0=pyhd8ed1ab_0
@@ -286,7 +285,7 @@ dependencies:
   - tinycss2=1.2.1=pyhd8ed1ab_0
   - tqdm=4.65.0=pyhd8ed1ab_1
   - typing-extensions=4.6.3=hd8ed1ab_0
-  - urllib3=2.0.2=pyhd8ed1ab_0
+  - urllib3=2.0.3=pyhd8ed1ab_0
   - werkzeug=2.3.4=pyhd8ed1ab_0
   - xerces-c=3.2.4=h8d71039_2
   - xorg-libxcomposite=0.4.6=h0b41bf4_1
@@ -349,19 +348,18 @@ dependencies:
   - scipy=1.10.1=py310ha4c1d20_3
   - shapely=2.0.1=py310h056c13c_1
   - vectormath=0.2.2=py_0
-  - discretize=0.7.4=py310hc4a4660_0
+  - discretize=0.8.3=py310h5a539fb_0
   - empymod=2.2.2=pyhd8ed1ab_0
   - fiona=1.9.3=py310ha325b7b_0
   - ipykernel=6.23.1=pyh210e3f2_0
   - matplotlib-base=3.7.1=py310he60537e_0
   - nbconvert-core=7.4.0=pyhd8ed1ab_0
-  - properties=0.6.1=py_0
   - pydiso=0.0.3=py310h1dd1467_4
   - pyqtwebengine=5.15.7=py310h1165ae2_3
   - scikit-learn=1.2.2=py310hf7d194e_2
   - tifffile=2023.4.12=pyhd8ed1ab_0
   - zarr=2.14.2=pyhd8ed1ab_0
-  - geoana=0.0.6=py_1
+  - geoana=0.4.0=py310hbf28c38_1
   - jupyter-dash=0.4.2=pyhd8ed1ab_1
   - jupyter_server=1.23.6=pyhd8ed1ab_0
   - nbconvert-pandoc=7.4.0=pyhd8ed1ab_0
@@ -376,10 +374,11 @@ dependencies:
   - ipyfilechooser=0.6.0=pyhd8ed1ab_0
   - pip:
     - geoh5py @ https://github.com/MiraGeoscience/geoh5py/archive/refs/heads/develop.zip
-    - simpeg-archive === 0.9.1.dev5
+    - properties === 0.6.1
     - mira-omf === 3.0.0
-    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip
+    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip
     - param-sweeps @ https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip
+    - simpeg-archive === 0.9.1.dev5
 
 variables:
   KMP_WARNINGS: 0
diff --git a/environments/conda-py-3.10-linux-64.lock.yml b/environments/conda-py-3.10-linux-64.lock.yml
index 66fc11999..10cb89b5d 100644
--- a/environments/conda-py-3.10-linux-64.lock.yml
+++ b/environments/conda-py-3.10-linux-64.lock.yml
@@ -1,6 +1,6 @@
 # Generated by conda-lock.
 # platform: linux-64
-# input_hash: 954354e18d30299c48fe07db5a5acd0f439be1c8b6c8f3de89f2d8d93908c8c2
+# input_hash: 85b9a66f4fc3d283e9655bf8f2fa0d528fe5f80131489fa30bf22dfbe72ba759
 
 channels:
   - conda-forge
@@ -58,7 +58,7 @@ dependencies:
   - libzopfli=1.0.3=h9c3ff4c_0
   - lz4-c=1.9.4=hcb278e6_0
   - mpg123=1.31.3=hcb278e6_0
-  - ncurses=6.3=h27087fc_1
+  - ncurses=6.4=hcb278e6_0
   - nspr=4.35=h27087fc_0
   - openssl=3.1.1=hd590300_1
   - pixman=0.40.0=h36c2ea0_0
@@ -160,7 +160,6 @@ dependencies:
   - flit-core=3.9.0=pyhd8ed1ab_0
   - fontconfig=2.14.2=h14ed4e7_0
   - fsspec=2022.11.0=pyhd8ed1ab_0
-  - future=0.18.3=pyhd8ed1ab_0
   - glib-tools=2.76.3=hfc55251_0
   - idna=3.4=pyhd8ed1ab_0
   - ipython_genutils=0.2.0=py_1
@@ -271,7 +270,7 @@ dependencies:
   - tinycss2=1.2.1=pyhd8ed1ab_0
   - tqdm=4.65.0=pyhd8ed1ab_1
   - typing-extensions=4.6.3=hd8ed1ab_0
-  - urllib3=2.0.2=pyhd8ed1ab_0
+  - urllib3=2.0.3=pyhd8ed1ab_0
   - werkzeug=2.3.4=pyhd8ed1ab_0
   - xerces-c=3.2.4=h8d71039_2
   - xorg-libxcomposite=0.4.6=h0b41bf4_1
@@ -330,19 +329,18 @@ dependencies:
   - scipy=1.10.1=py310ha4c1d20_3
   - shapely=2.0.1=py310h056c13c_1
   - vectormath=0.2.2=py_0
-  - discretize=0.7.4=py310hc4a4660_0
+  - discretize=0.8.3=py310h5a539fb_0
   - empymod=2.2.2=pyhd8ed1ab_0
   - fiona=1.9.3=py310ha325b7b_0
   - ipykernel=6.23.1=pyh210e3f2_0
   - matplotlib-base=3.7.1=py310he60537e_0
   - nbconvert-core=7.4.0=pyhd8ed1ab_0
-  - properties=0.6.1=py_0
   - pydiso=0.0.3=py310h1dd1467_4
   - pyqtwebengine=5.15.7=py310h1165ae2_3
   - scikit-learn=1.2.2=py310hf7d194e_2
   - tifffile=2023.4.12=pyhd8ed1ab_0
   - zarr=2.14.2=pyhd8ed1ab_0
-  - geoana=0.0.6=py_1
+  - geoana=0.4.0=py310hbf28c38_1
   - jupyter-dash=0.4.2=pyhd8ed1ab_1
   - jupyter_server=1.23.6=pyhd8ed1ab_0
   - nbconvert-pandoc=7.4.0=pyhd8ed1ab_0
@@ -357,10 +355,11 @@ dependencies:
   - ipyfilechooser=0.6.0=pyhd8ed1ab_0
   - pip:
     - geoh5py @ https://github.com/MiraGeoscience/geoh5py/archive/refs/heads/develop.zip
-    - simpeg-archive === 0.9.1.dev5
+    - properties === 0.6.1
     - mira-omf === 3.0.0
-    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip
+    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip
     - param-sweeps @ https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip
+    - simpeg-archive === 0.9.1.dev5
 
 variables:
   KMP_WARNINGS: 0
diff --git a/environments/conda-py-3.10-osx-64-dev.lock.yml b/environments/conda-py-3.10-osx-64-dev.lock.yml
index 4379392d4..53710dd8b 100644
--- a/environments/conda-py-3.10-osx-64-dev.lock.yml
+++ b/environments/conda-py-3.10-osx-64-dev.lock.yml
@@ -1,6 +1,6 @@
 # Generated by conda-lock.
 # platform: osx-64
-# input_hash: 5177cd22bcb65742670525ad36335f58c72d94b987b5db6286506b03d8b6e090
+# input_hash: 3364486d7540ca0316edd6efc9ddb459e5cfd2a032b798621f2869c6f4db1f93
 
 channels:
   - conda-forge
@@ -32,7 +32,7 @@ dependencies:
   - libwebp-base=1.3.0=hb7f2c08_0
   - libzlib=1.2.13=hfd90126_4
   - llvm-openmp=16.0.5=hff08bdf_0
-  - ncurses=6.3=h96cf925_1
+  - ncurses=6.4=hf0c8a7f_0
   - pandoc=2.19.2=h694c41f_2
   - pixman=0.40.0=hbcb3906_0
   - poppler-data=0.4.12=hd8ed1ab_0
@@ -125,7 +125,6 @@ dependencies:
   - flit-core=3.9.0=pyhd8ed1ab_0
   - fontconfig=2.14.2=h5bb23bf_0
   - fsspec=2022.11.0=pyhd8ed1ab_0
-  - future=0.18.3=pyhd8ed1ab_0
   - glib-tools=2.76.3=h7d26f99_0
   - idna=3.4=pyhd8ed1ab_0
   - iniconfig=2.0.0=pyhd8ed1ab_0
@@ -235,7 +234,7 @@ dependencies:
   - plotly=5.13.1=pyhd8ed1ab_0
   - postgresql=15.3=hb6430be_0
   - proj=9.2.0=hf909084_0
-  - pyobjc-core=9.1.1=py310h4f19300_0
+  - pyobjc-core=9.2=py310hef2d279_0
   - python-dateutil=2.8.2=pyhd8ed1ab_0
   - retrying=1.3.3=py_2
   - sip=6.7.9=py310h9e9d8ca_0
@@ -243,7 +242,7 @@ dependencies:
   - tinycss2=1.2.1=pyhd8ed1ab_0
   - tqdm=4.65.0=pyhd8ed1ab_1
   - typing-extensions=4.6.3=hd8ed1ab_0
-  - urllib3=2.0.2=pyhd8ed1ab_0
+  - urllib3=2.0.3=pyhd8ed1ab_0
   - werkzeug=2.3.4=pyhd8ed1ab_0
   - xerces-c=3.2.4=h90c7484_2
   - argon2-cffi-bindings=21.2.0=py310h90acd4f_3
@@ -259,7 +258,7 @@ dependencies:
   - numpy=1.23.5=py310h1b7c290_0
   - platformdirs=3.5.1=pyhd8ed1ab_0
   - poppler=23.05.0=he041c3a_1
-  - pyobjc-framework-cocoa=9.1.1=py310h4f19300_0
+  - pyobjc-framework-cocoa=9.2=py310hef2d279_0
   - pyqt5-sip=12.11.0=py310h415000c_3
   - pytest=7.3.1=pyhd8ed1ab_0
   - requests=2.31.0=pyhd8ed1ab_0
@@ -293,15 +292,13 @@ dependencies:
   - matplotlib-base=3.7.1=py310he725631_0
   - nbformat=5.9.0=pyhd8ed1ab_0
   - prompt_toolkit=3.0.38=hd8ed1ab_0
-  - properties=0.6.1=py_0
   - qt-main=5.15.8=h23c57ac_13
   - scipy=1.10.1=py310h3900cf1_3
   - tifffile=2023.4.12=pyhd8ed1ab_0
   - zarr=2.14.2=pyhd8ed1ab_0
-  - discretize=0.7.4=py310h84c6d00_0
+  - discretize=0.8.3=py310h3e792ce_0
   - empymod=2.2.2=pyhd8ed1ab_0
   - fiona=1.9.3=py310h3963e5c_0
-  - geoana=0.0.6=py_1
   - ipython=8.14.0=pyhd1c38e8_0
   - nbclient=0.8.0=pyhd8ed1ab_0
   - pydiso=0.0.3=py310he105d0e_4
@@ -310,6 +307,7 @@ dependencies:
   - qt-webengine=5.15.8=h66b1b81_1
   - scikit-image=0.19.3=py310hecf8f37_2
   - scikit-learn=1.2.2=py310hd2c063c_2
+  - geoana=0.4.0=py310ha23aa8a_1
   - ipykernel=6.23.1=pyh736e0ef_0
   - nbconvert-core=7.4.0=pyhd8ed1ab_0
   - pymatsolver=0.2.0=pyhd8ed1ab_0
@@ -326,10 +324,11 @@ dependencies:
   - ipyfilechooser=0.6.0=pyhd8ed1ab_0
   - pip:
     - geoh5py @ https://github.com/MiraGeoscience/geoh5py/archive/refs/heads/develop.zip
-    - simpeg-archive === 0.9.1.dev5
+    - properties === 0.6.1
     - mira-omf === 3.0.0
-    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip
+    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip
     - param-sweeps @ https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip
+    - simpeg-archive === 0.9.1.dev5
 
 variables:
   KMP_WARNINGS: 0
diff --git a/environments/conda-py-3.10-osx-64.lock.yml b/environments/conda-py-3.10-osx-64.lock.yml
index 2a7368212..4624951bd 100644
--- a/environments/conda-py-3.10-osx-64.lock.yml
+++ b/environments/conda-py-3.10-osx-64.lock.yml
@@ -1,6 +1,6 @@
 # Generated by conda-lock.
 # platform: osx-64
-# input_hash: 5177cd22bcb65742670525ad36335f58c72d94b987b5db6286506b03d8b6e090
+# input_hash: 3364486d7540ca0316edd6efc9ddb459e5cfd2a032b798621f2869c6f4db1f93
 
 channels:
   - conda-forge
@@ -32,7 +32,7 @@ dependencies:
   - libwebp-base=1.3.0=hb7f2c08_0
   - libzlib=1.2.13=hfd90126_4
   - llvm-openmp=16.0.5=hff08bdf_0
-  - ncurses=6.3=h96cf925_1
+  - ncurses=6.4=hf0c8a7f_0
   - pandoc=2.19.2=h694c41f_2
   - pixman=0.40.0=hbcb3906_0
   - poppler-data=0.4.12=hd8ed1ab_0
@@ -122,7 +122,6 @@ dependencies:
   - flit-core=3.9.0=pyhd8ed1ab_0
   - fontconfig=2.14.2=h5bb23bf_0
   - fsspec=2022.11.0=pyhd8ed1ab_0
-  - future=0.18.3=pyhd8ed1ab_0
   - glib-tools=2.76.3=h7d26f99_0
   - idna=3.4=pyhd8ed1ab_0
   - ipython_genutils=0.2.0=py_1
@@ -220,7 +219,7 @@ dependencies:
   - plotly=5.13.1=pyhd8ed1ab_0
   - postgresql=15.3=hb6430be_0
   - proj=9.2.0=hf909084_0
-  - pyobjc-core=9.1.1=py310h4f19300_0
+  - pyobjc-core=9.2=py310hef2d279_0
   - python-dateutil=2.8.2=pyhd8ed1ab_0
   - retrying=1.3.3=py_2
   - sip=6.7.9=py310h9e9d8ca_0
@@ -228,7 +227,7 @@ dependencies:
   - tinycss2=1.2.1=pyhd8ed1ab_0
   - tqdm=4.65.0=pyhd8ed1ab_1
   - typing-extensions=4.6.3=hd8ed1ab_0
-  - urllib3=2.0.2=pyhd8ed1ab_0
+  - urllib3=2.0.3=pyhd8ed1ab_0
   - werkzeug=2.3.4=pyhd8ed1ab_0
   - xerces-c=3.2.4=h90c7484_2
   - argon2-cffi-bindings=21.2.0=py310h90acd4f_3
@@ -243,7 +242,7 @@ dependencies:
   - numpy=1.23.5=py310h1b7c290_0
   - platformdirs=3.5.1=pyhd8ed1ab_0
   - poppler=23.05.0=he041c3a_1
-  - pyobjc-framework-cocoa=9.1.1=py310h4f19300_0
+  - pyobjc-framework-cocoa=9.2=py310hef2d279_0
   - pyqt5-sip=12.11.0=py310h415000c_3
   - requests=2.31.0=pyhd8ed1ab_0
   - stack_data=0.6.2=pyhd8ed1ab_0
@@ -274,15 +273,13 @@ dependencies:
   - matplotlib-base=3.7.1=py310he725631_0
   - nbformat=5.9.0=pyhd8ed1ab_0
   - prompt_toolkit=3.0.38=hd8ed1ab_0
-  - properties=0.6.1=py_0
   - qt-main=5.15.8=h23c57ac_13
   - scipy=1.10.1=py310h3900cf1_3
   - tifffile=2023.4.12=pyhd8ed1ab_0
   - zarr=2.14.2=pyhd8ed1ab_0
-  - discretize=0.7.4=py310h84c6d00_0
+  - discretize=0.8.3=py310h3e792ce_0
   - empymod=2.2.2=pyhd8ed1ab_0
   - fiona=1.9.3=py310h3963e5c_0
-  - geoana=0.0.6=py_1
   - ipython=8.14.0=pyhd1c38e8_0
   - nbclient=0.8.0=pyhd8ed1ab_0
   - pydiso=0.0.3=py310he105d0e_4
@@ -291,6 +288,7 @@ dependencies:
   - qt-webengine=5.15.8=h66b1b81_1
   - scikit-image=0.19.3=py310hecf8f37_2
   - scikit-learn=1.2.2=py310hd2c063c_2
+  - geoana=0.4.0=py310ha23aa8a_1
   - ipykernel=6.23.1=pyh736e0ef_0
   - nbconvert-core=7.4.0=pyhd8ed1ab_0
   - pymatsolver=0.2.0=pyhd8ed1ab_0
@@ -307,10 +305,11 @@ dependencies:
   - ipyfilechooser=0.6.0=pyhd8ed1ab_0
   - pip:
     - geoh5py @ https://github.com/MiraGeoscience/geoh5py/archive/refs/heads/develop.zip
-    - simpeg-archive === 0.9.1.dev5
+    - properties === 0.6.1
     - mira-omf === 3.0.0
-    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip
+    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip
     - param-sweeps @ https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip
+    - simpeg-archive === 0.9.1.dev5
 
 variables:
   KMP_WARNINGS: 0
diff --git a/environments/conda-py-3.10-win-64-dev.lock.yml b/environments/conda-py-3.10-win-64-dev.lock.yml
index ea144582c..0a6f59036 100644
--- a/environments/conda-py-3.10-win-64-dev.lock.yml
+++ b/environments/conda-py-3.10-win-64-dev.lock.yml
@@ -1,6 +1,6 @@
 # Generated by conda-lock.
 # platform: win-64
-# input_hash: ef7deb91a223dce68810bded237458971c4f040f3dba90c49f43ddcf543f9c00
+# input_hash: 69bd12ceccb15cadcc8eb502aed53328f8120bb7af72994ff1cde771e7e81436
 
 channels:
   - conda-forge
@@ -109,7 +109,6 @@ dependencies:
   - flit-core=3.9.0=pyhd8ed1ab_0
   - freetype=2.12.1=h546665d_1
   - fsspec=2022.11.0=pyhd8ed1ab_0
-  - future=0.18.3=pyhd8ed1ab_0
   - idna=3.4=pyhd8ed1ab_0
   - iniconfig=2.0.0=pyhd8ed1ab_0
   - ipython_genutils=0.2.0=py_1
@@ -249,7 +248,7 @@ dependencies:
   - pytest=7.3.1=pyhd8ed1ab_0
   - stack_data=0.6.2=pyhd8ed1ab_0
   - tiledb=2.13.2=h3132609_0
-  - urllib3=2.0.2=pyhd8ed1ab_0
+  - urllib3=2.0.3=pyhd8ed1ab_0
   - wcwidth=0.2.6=pyhd8ed1ab_0
   - argon2-cffi=21.3.0=pyhd8ed1ab_0
   - dash=2.10.2=pyhd8ed1ab_0
@@ -292,20 +291,19 @@ dependencies:
   - scipy=1.10.1=py310h578b7cb_3
   - shapely=2.0.1=py310h91617ff_1
   - vectormath=0.2.2=py_0
-  - discretize=0.7.4=py310hc781a3c_0
+  - discretize=0.8.3=py310h220cb41_0
   - empymod=2.2.2=pyhd8ed1ab_0
   - fiona=1.9.3=py310h4a685fe_0
   - jupyter-dash=0.4.2=pyhd8ed1ab_1
   - jupyter_server=1.23.6=pyhd8ed1ab_0
   - matplotlib-base=3.7.1=py310h51140c5_0
   - nbconvert-pandoc=7.4.0=pyhd8ed1ab_0
-  - properties=0.6.1=py_0
   - pydiso=0.0.3=py310h847dae0_4
   - pyqtwebengine=5.15.7=py310he49db7d_3
   - scikit-learn=1.2.2=py310hd266714_2
   - tifffile=2023.4.12=pyhd8ed1ab_0
   - zarr=2.14.2=pyhd8ed1ab_0
-  - geoana=0.0.6=py_1
+  - geoana=0.4.0=py310h232114e_1
   - nbconvert=7.4.0=pyhd8ed1ab_0
   - notebook-shim=0.2.3=pyhd8ed1ab_0
   - pymatsolver=0.2.0=pyhd8ed1ab_0
@@ -317,10 +315,11 @@ dependencies:
   - ipyfilechooser=0.6.0=pyhd8ed1ab_0
   - pip:
     - geoh5py @ https://github.com/MiraGeoscience/geoh5py/archive/refs/heads/develop.zip
-    - simpeg-archive === 0.9.1.dev5
+    - properties === 0.6.1
     - mira-omf === 3.0.0
-    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip
+    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip
     - param-sweeps @ https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip
+    - simpeg-archive === 0.9.1.dev5
 
 variables:
   KMP_WARNINGS: 0
diff --git a/environments/conda-py-3.10-win-64.lock.yml b/environments/conda-py-3.10-win-64.lock.yml
index 149e88583..c8ab7b1cf 100644
--- a/environments/conda-py-3.10-win-64.lock.yml
+++ b/environments/conda-py-3.10-win-64.lock.yml
@@ -1,6 +1,6 @@
 # Generated by conda-lock.
 # platform: win-64
-# input_hash: ef7deb91a223dce68810bded237458971c4f040f3dba90c49f43ddcf543f9c00
+# input_hash: 69bd12ceccb15cadcc8eb502aed53328f8120bb7af72994ff1cde771e7e81436
 
 channels:
   - conda-forge
@@ -106,7 +106,6 @@ dependencies:
   - flit-core=3.9.0=pyhd8ed1ab_0
   - freetype=2.12.1=h546665d_1
   - fsspec=2022.11.0=pyhd8ed1ab_0
-  - future=0.18.3=pyhd8ed1ab_0
   - idna=3.4=pyhd8ed1ab_0
   - ipython_genutils=0.2.0=py_1
   - itsdangerous=2.1.2=pyhd8ed1ab_0
@@ -232,7 +231,7 @@ dependencies:
   - pyqt5-sip=12.11.0=py310h00ffb61_3
   - stack_data=0.6.2=pyhd8ed1ab_0
   - tiledb=2.13.2=h3132609_0
-  - urllib3=2.0.2=pyhd8ed1ab_0
+  - urllib3=2.0.3=pyhd8ed1ab_0
   - wcwidth=0.2.6=pyhd8ed1ab_0
   - argon2-cffi=21.3.0=pyhd8ed1ab_0
   - dash=2.10.2=pyhd8ed1ab_0
@@ -273,20 +272,19 @@ dependencies:
   - scipy=1.10.1=py310h578b7cb_3
   - shapely=2.0.1=py310h91617ff_1
   - vectormath=0.2.2=py_0
-  - discretize=0.7.4=py310hc781a3c_0
+  - discretize=0.8.3=py310h220cb41_0
   - empymod=2.2.2=pyhd8ed1ab_0
   - fiona=1.9.3=py310h4a685fe_0
   - jupyter-dash=0.4.2=pyhd8ed1ab_1
   - jupyter_server=1.23.6=pyhd8ed1ab_0
   - matplotlib-base=3.7.1=py310h51140c5_0
   - nbconvert-pandoc=7.4.0=pyhd8ed1ab_0
-  - properties=0.6.1=py_0
   - pydiso=0.0.3=py310h847dae0_4
   - pyqtwebengine=5.15.7=py310he49db7d_3
   - scikit-learn=1.2.2=py310hd266714_2
   - tifffile=2023.4.12=pyhd8ed1ab_0
   - zarr=2.14.2=pyhd8ed1ab_0
-  - geoana=0.0.6=py_1
+  - geoana=0.4.0=py310h232114e_1
   - nbconvert=7.4.0=pyhd8ed1ab_0
   - notebook-shim=0.2.3=pyhd8ed1ab_0
   - pymatsolver=0.2.0=pyhd8ed1ab_0
@@ -298,10 +296,11 @@ dependencies:
   - ipyfilechooser=0.6.0=pyhd8ed1ab_0
   - pip:
     - geoh5py @ https://github.com/MiraGeoscience/geoh5py/archive/refs/heads/develop.zip
-    - simpeg-archive === 0.9.1.dev5
+    - properties === 0.6.1
     - mira-omf === 3.0.0
-    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip
+    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip
     - param-sweeps @ https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip
+    - simpeg-archive === 0.9.1.dev5
 
 variables:
   KMP_WARNINGS: 0
diff --git a/environments/conda-py-3.9-linux-64-dev.lock.yml b/environments/conda-py-3.9-linux-64-dev.lock.yml
index e7697f7c0..787cf0f2f 100644
--- a/environments/conda-py-3.9-linux-64-dev.lock.yml
+++ b/environments/conda-py-3.9-linux-64-dev.lock.yml
@@ -1,6 +1,6 @@
 # Generated by conda-lock.
 # platform: linux-64
-# input_hash: 28c615b7aa79a79ed7ed5d71ee85738d695459908d50362e414afc4234b2c111
+# input_hash: 49f7c649815d742126da5b822542d8527800d48c05850f36943fc174d7e49095
 
 channels:
   - conda-forge
@@ -58,7 +58,7 @@ dependencies:
   - libzopfli=1.0.3=h9c3ff4c_0
   - lz4-c=1.9.4=hcb278e6_0
   - mpg123=1.31.3=hcb278e6_0
-  - ncurses=6.3=h27087fc_1
+  - ncurses=6.4=hcb278e6_0
   - nspr=4.35=h27087fc_0
   - openssl=3.1.1=hd590300_1
   - pixman=0.40.0=h36c2ea0_0
@@ -163,7 +163,6 @@ dependencies:
   - flit-core=3.9.0=pyhd8ed1ab_0
   - fontconfig=2.14.2=h14ed4e7_0
   - fsspec=2022.11.0=pyhd8ed1ab_0
-  - future=0.18.3=pyhd8ed1ab_0
   - glib-tools=2.76.3=hfc55251_0
   - idna=3.4=pyhd8ed1ab_0
   - iniconfig=2.0.0=pyhd8ed1ab_0
@@ -286,7 +285,7 @@ dependencies:
   - tinycss2=1.2.1=pyhd8ed1ab_0
   - tqdm=4.65.0=pyhd8ed1ab_1
   - typing-extensions=4.6.3=hd8ed1ab_0
-  - urllib3=2.0.2=pyhd8ed1ab_0
+  - urllib3=2.0.3=pyhd8ed1ab_0
   - werkzeug=2.3.4=pyhd8ed1ab_0
   - xerces-c=3.2.4=h8d71039_2
   - xorg-libxcomposite=0.4.6=h0b41bf4_1
@@ -350,19 +349,18 @@ dependencies:
   - scipy=1.10.1=py39h6183b62_3
   - shapely=2.0.1=py39hf1c3bca_1
   - vectormath=0.2.2=py_0
-  - discretize=0.7.4=py39hac2352c_0
+  - discretize=0.8.3=py39h0354152_0
   - empymod=2.2.2=pyhd8ed1ab_0
   - fiona=1.9.3=py39h0801953_0
   - ipykernel=6.23.1=pyh210e3f2_0
   - matplotlib-base=3.7.1=py39he190548_0
   - nbconvert-core=7.4.0=pyhd8ed1ab_0
-  - properties=0.6.1=py_0
   - pydiso=0.0.3=py39h051f8f4_4
   - pyqtwebengine=5.15.7=py39ha048f5d_3
   - scikit-learn=1.2.2=py39hc236052_2
   - tifffile=2023.4.12=pyhd8ed1ab_0
   - zarr=2.14.2=pyhd8ed1ab_0
-  - geoana=0.0.6=py_1
+  - geoana=0.4.0=py39hf939315_1
   - jupyter-dash=0.4.2=pyhd8ed1ab_1
   - jupyter_server=1.23.6=pyhd8ed1ab_0
   - nbconvert-pandoc=7.4.0=pyhd8ed1ab_0
@@ -377,10 +375,11 @@ dependencies:
   - ipyfilechooser=0.6.0=pyhd8ed1ab_0
   - pip:
     - geoh5py @ https://github.com/MiraGeoscience/geoh5py/archive/refs/heads/develop.zip
-    - simpeg-archive === 0.9.1.dev5
+    - properties === 0.6.1
     - mira-omf === 3.0.0
-    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip
+    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip
     - param-sweeps @ https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip
+    - simpeg-archive === 0.9.1.dev5
 
 variables:
   KMP_WARNINGS: 0
diff --git a/environments/conda-py-3.9-linux-64.lock.yml b/environments/conda-py-3.9-linux-64.lock.yml
index 294e71af4..5edba6305 100644
--- a/environments/conda-py-3.9-linux-64.lock.yml
+++ b/environments/conda-py-3.9-linux-64.lock.yml
@@ -1,6 +1,6 @@
 # Generated by conda-lock.
 # platform: linux-64
-# input_hash: 28c615b7aa79a79ed7ed5d71ee85738d695459908d50362e414afc4234b2c111
+# input_hash: 49f7c649815d742126da5b822542d8527800d48c05850f36943fc174d7e49095
 
 channels:
   - conda-forge
@@ -58,7 +58,7 @@ dependencies:
   - libzopfli=1.0.3=h9c3ff4c_0
   - lz4-c=1.9.4=hcb278e6_0
   - mpg123=1.31.3=hcb278e6_0
-  - ncurses=6.3=h27087fc_1
+  - ncurses=6.4=hcb278e6_0
   - nspr=4.35=h27087fc_0
   - openssl=3.1.1=hd590300_1
   - pixman=0.40.0=h36c2ea0_0
@@ -160,7 +160,6 @@ dependencies:
   - flit-core=3.9.0=pyhd8ed1ab_0
   - fontconfig=2.14.2=h14ed4e7_0
   - fsspec=2022.11.0=pyhd8ed1ab_0
-  - future=0.18.3=pyhd8ed1ab_0
   - glib-tools=2.76.3=hfc55251_0
   - idna=3.4=pyhd8ed1ab_0
   - ipython_genutils=0.2.0=py_1
@@ -271,7 +270,7 @@ dependencies:
   - tinycss2=1.2.1=pyhd8ed1ab_0
   - tqdm=4.65.0=pyhd8ed1ab_1
   - typing-extensions=4.6.3=hd8ed1ab_0
-  - urllib3=2.0.2=pyhd8ed1ab_0
+  - urllib3=2.0.3=pyhd8ed1ab_0
   - werkzeug=2.3.4=pyhd8ed1ab_0
   - xerces-c=3.2.4=h8d71039_2
   - xorg-libxcomposite=0.4.6=h0b41bf4_1
@@ -331,19 +330,18 @@ dependencies:
   - scipy=1.10.1=py39h6183b62_3
   - shapely=2.0.1=py39hf1c3bca_1
   - vectormath=0.2.2=py_0
-  - discretize=0.7.4=py39hac2352c_0
+  - discretize=0.8.3=py39h0354152_0
   - empymod=2.2.2=pyhd8ed1ab_0
   - fiona=1.9.3=py39h0801953_0
   - ipykernel=6.23.1=pyh210e3f2_0
   - matplotlib-base=3.7.1=py39he190548_0
   - nbconvert-core=7.4.0=pyhd8ed1ab_0
-  - properties=0.6.1=py_0
   - pydiso=0.0.3=py39h051f8f4_4
   - pyqtwebengine=5.15.7=py39ha048f5d_3
   - scikit-learn=1.2.2=py39hc236052_2
   - tifffile=2023.4.12=pyhd8ed1ab_0
   - zarr=2.14.2=pyhd8ed1ab_0
-  - geoana=0.0.6=py_1
+  - geoana=0.4.0=py39hf939315_1
   - jupyter-dash=0.4.2=pyhd8ed1ab_1
   - jupyter_server=1.23.6=pyhd8ed1ab_0
   - nbconvert-pandoc=7.4.0=pyhd8ed1ab_0
@@ -358,10 +356,11 @@ dependencies:
   - ipyfilechooser=0.6.0=pyhd8ed1ab_0
   - pip:
     - geoh5py @ https://github.com/MiraGeoscience/geoh5py/archive/refs/heads/develop.zip
-    - simpeg-archive === 0.9.1.dev5
+    - properties === 0.6.1
     - mira-omf === 3.0.0
-    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip
+    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip
     - param-sweeps @ https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip
+    - simpeg-archive === 0.9.1.dev5
 
 variables:
   KMP_WARNINGS: 0
diff --git a/environments/conda-py-3.9-osx-64-dev.lock.yml b/environments/conda-py-3.9-osx-64-dev.lock.yml
index 51744adf3..742ec1bf5 100644
--- a/environments/conda-py-3.9-osx-64-dev.lock.yml
+++ b/environments/conda-py-3.9-osx-64-dev.lock.yml
@@ -1,6 +1,6 @@
 # Generated by conda-lock.
 # platform: osx-64
-# input_hash: f9d07d9639b377faaf9d57d6e4fed0ee8730d63e74c9e56344a94e96f435fcc7
+# input_hash: 214340f152d6c9e9a33c5f789c7ce4db261d17f14413f8df9d53ba4fba230301
 
 channels:
   - conda-forge
@@ -32,7 +32,7 @@ dependencies:
   - libwebp-base=1.3.0=hb7f2c08_0
   - libzlib=1.2.13=hfd90126_4
   - llvm-openmp=16.0.5=hff08bdf_0
-  - ncurses=6.3=h96cf925_1
+  - ncurses=6.4=hf0c8a7f_0
   - pandoc=2.19.2=h694c41f_2
   - pixman=0.40.0=hbcb3906_0
   - poppler-data=0.4.12=hd8ed1ab_0
@@ -125,7 +125,6 @@ dependencies:
   - flit-core=3.9.0=pyhd8ed1ab_0
   - fontconfig=2.14.2=h5bb23bf_0
   - fsspec=2022.11.0=pyhd8ed1ab_0
-  - future=0.18.3=pyhd8ed1ab_0
   - glib-tools=2.76.3=h7d26f99_0
   - idna=3.4=pyhd8ed1ab_0
   - iniconfig=2.0.0=pyhd8ed1ab_0
@@ -235,7 +234,7 @@ dependencies:
   - plotly=5.13.1=pyhd8ed1ab_0
   - postgresql=15.3=hb6430be_0
   - proj=9.2.0=hf909084_0
-  - pyobjc-core=9.1.1=py39h0504f80_0
+  - pyobjc-core=9.2=py39head00df_0
   - python-dateutil=2.8.2=pyhd8ed1ab_0
   - retrying=1.3.3=py_2
   - sip=6.7.9=py39h840bb9f_0
@@ -243,7 +242,7 @@ dependencies:
   - tinycss2=1.2.1=pyhd8ed1ab_0
   - tqdm=4.65.0=pyhd8ed1ab_1
   - typing-extensions=4.6.3=hd8ed1ab_0
-  - urllib3=2.0.2=pyhd8ed1ab_0
+  - urllib3=2.0.3=pyhd8ed1ab_0
   - werkzeug=2.3.4=pyhd8ed1ab_0
   - xerces-c=3.2.4=h90c7484_2
   - argon2-cffi-bindings=21.2.0=py39ha30fb19_3
@@ -260,7 +259,7 @@ dependencies:
   - numpy=1.23.5=py39hdfa1d0c_0
   - platformdirs=3.5.1=pyhd8ed1ab_0
   - poppler=23.05.0=he041c3a_1
-  - pyobjc-framework-cocoa=9.1.1=py39h0504f80_0
+  - pyobjc-framework-cocoa=9.2=py39head00df_0
   - pyqt5-sip=12.11.0=py39hc100f75_3
   - pytest=7.3.1=pyhd8ed1ab_0
   - requests=2.31.0=pyhd8ed1ab_0
@@ -294,15 +293,13 @@ dependencies:
   - matplotlib-base=3.7.1=py39hb2f573b_0
   - nbformat=5.9.0=pyhd8ed1ab_0
   - prompt_toolkit=3.0.38=hd8ed1ab_0
-  - properties=0.6.1=py_0
   - qt-main=5.15.8=h23c57ac_13
   - scipy=1.10.1=py39hded996c_3
   - tifffile=2023.4.12=pyhd8ed1ab_0
   - zarr=2.14.2=pyhd8ed1ab_0
-  - discretize=0.7.4=py39hb5e4067_0
+  - discretize=0.8.3=py39h6dc771e_0
   - empymod=2.2.2=pyhd8ed1ab_0
   - fiona=1.9.3=py39hcea2a47_0
-  - geoana=0.0.6=py_1
   - ipython=8.14.0=pyhd1c38e8_0
   - nbclient=0.8.0=pyhd8ed1ab_0
   - pydiso=0.0.3=py39h29261d1_4
@@ -311,6 +308,7 @@ dependencies:
   - qt-webengine=5.15.8=h66b1b81_1
   - scikit-image=0.19.3=py39hecff1ad_2
   - scikit-learn=1.2.2=py39hcb35850_2
+  - geoana=0.4.0=py39h92daf61_1
   - ipykernel=6.23.1=pyh736e0ef_0
   - nbconvert-core=7.4.0=pyhd8ed1ab_0
   - pymatsolver=0.2.0=pyhd8ed1ab_0
@@ -327,10 +325,11 @@ dependencies:
   - ipyfilechooser=0.6.0=pyhd8ed1ab_0
   - pip:
     - geoh5py @ https://github.com/MiraGeoscience/geoh5py/archive/refs/heads/develop.zip
-    - simpeg-archive === 0.9.1.dev5
+    - properties === 0.6.1
     - mira-omf === 3.0.0
-    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip
+    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip
     - param-sweeps @ https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip
+    - simpeg-archive === 0.9.1.dev5
 
 variables:
   KMP_WARNINGS: 0
diff --git a/environments/conda-py-3.9-osx-64.lock.yml b/environments/conda-py-3.9-osx-64.lock.yml
index db3ccf42a..d3fec7727 100644
--- a/environments/conda-py-3.9-osx-64.lock.yml
+++ b/environments/conda-py-3.9-osx-64.lock.yml
@@ -1,6 +1,6 @@
 # Generated by conda-lock.
 # platform: osx-64
-# input_hash: f9d07d9639b377faaf9d57d6e4fed0ee8730d63e74c9e56344a94e96f435fcc7
+# input_hash: 214340f152d6c9e9a33c5f789c7ce4db261d17f14413f8df9d53ba4fba230301
 
 channels:
   - conda-forge
@@ -32,7 +32,7 @@ dependencies:
   - libwebp-base=1.3.0=hb7f2c08_0
   - libzlib=1.2.13=hfd90126_4
   - llvm-openmp=16.0.5=hff08bdf_0
-  - ncurses=6.3=h96cf925_1
+  - ncurses=6.4=hf0c8a7f_0
   - pandoc=2.19.2=h694c41f_2
   - pixman=0.40.0=hbcb3906_0
   - poppler-data=0.4.12=hd8ed1ab_0
@@ -122,7 +122,6 @@ dependencies:
   - flit-core=3.9.0=pyhd8ed1ab_0
   - fontconfig=2.14.2=h5bb23bf_0
   - fsspec=2022.11.0=pyhd8ed1ab_0
-  - future=0.18.3=pyhd8ed1ab_0
   - glib-tools=2.76.3=h7d26f99_0
   - idna=3.4=pyhd8ed1ab_0
   - ipython_genutils=0.2.0=py_1
@@ -220,7 +219,7 @@ dependencies:
   - plotly=5.13.1=pyhd8ed1ab_0
   - postgresql=15.3=hb6430be_0
   - proj=9.2.0=hf909084_0
-  - pyobjc-core=9.1.1=py39h0504f80_0
+  - pyobjc-core=9.2=py39head00df_0
   - python-dateutil=2.8.2=pyhd8ed1ab_0
   - retrying=1.3.3=py_2
   - sip=6.7.9=py39h840bb9f_0
@@ -228,7 +227,7 @@ dependencies:
   - tinycss2=1.2.1=pyhd8ed1ab_0
   - tqdm=4.65.0=pyhd8ed1ab_1
   - typing-extensions=4.6.3=hd8ed1ab_0
-  - urllib3=2.0.2=pyhd8ed1ab_0
+  - urllib3=2.0.3=pyhd8ed1ab_0
   - werkzeug=2.3.4=pyhd8ed1ab_0
   - xerces-c=3.2.4=h90c7484_2
   - argon2-cffi-bindings=21.2.0=py39ha30fb19_3
@@ -244,7 +243,7 @@ dependencies:
   - numpy=1.23.5=py39hdfa1d0c_0
   - platformdirs=3.5.1=pyhd8ed1ab_0
   - poppler=23.05.0=he041c3a_1
-  - pyobjc-framework-cocoa=9.1.1=py39h0504f80_0
+  - pyobjc-framework-cocoa=9.2=py39head00df_0
   - pyqt5-sip=12.11.0=py39hc100f75_3
   - requests=2.31.0=pyhd8ed1ab_0
   - stack_data=0.6.2=pyhd8ed1ab_0
@@ -275,15 +274,13 @@ dependencies:
   - matplotlib-base=3.7.1=py39hb2f573b_0
   - nbformat=5.9.0=pyhd8ed1ab_0
   - prompt_toolkit=3.0.38=hd8ed1ab_0
-  - properties=0.6.1=py_0
   - qt-main=5.15.8=h23c57ac_13
   - scipy=1.10.1=py39hded996c_3
   - tifffile=2023.4.12=pyhd8ed1ab_0
   - zarr=2.14.2=pyhd8ed1ab_0
-  - discretize=0.7.4=py39hb5e4067_0
+  - discretize=0.8.3=py39h6dc771e_0
   - empymod=2.2.2=pyhd8ed1ab_0
   - fiona=1.9.3=py39hcea2a47_0
-  - geoana=0.0.6=py_1
   - ipython=8.14.0=pyhd1c38e8_0
   - nbclient=0.8.0=pyhd8ed1ab_0
   - pydiso=0.0.3=py39h29261d1_4
@@ -292,6 +289,7 @@ dependencies:
   - qt-webengine=5.15.8=h66b1b81_1
   - scikit-image=0.19.3=py39hecff1ad_2
   - scikit-learn=1.2.2=py39hcb35850_2
+  - geoana=0.4.0=py39h92daf61_1
   - ipykernel=6.23.1=pyh736e0ef_0
   - nbconvert-core=7.4.0=pyhd8ed1ab_0
   - pymatsolver=0.2.0=pyhd8ed1ab_0
@@ -308,10 +306,11 @@ dependencies:
   - ipyfilechooser=0.6.0=pyhd8ed1ab_0
   - pip:
     - geoh5py @ https://github.com/MiraGeoscience/geoh5py/archive/refs/heads/develop.zip
-    - simpeg-archive === 0.9.1.dev5
+    - properties === 0.6.1
     - mira-omf === 3.0.0
-    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip
+    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip
     - param-sweeps @ https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip
+    - simpeg-archive === 0.9.1.dev5
 
 variables:
   KMP_WARNINGS: 0
diff --git a/environments/conda-py-3.9-win-64-dev.lock.yml b/environments/conda-py-3.9-win-64-dev.lock.yml
index 5bf7d230d..23457a633 100644
--- a/environments/conda-py-3.9-win-64-dev.lock.yml
+++ b/environments/conda-py-3.9-win-64-dev.lock.yml
@@ -1,6 +1,6 @@
 # Generated by conda-lock.
 # platform: win-64
-# input_hash: 874389a50d8eb2d6172f77970955ce41d20e0ed971d2a65e61c98cd1eaf64818
+# input_hash: ee9b47acc1aacf267674a890aa3e79f8d9586fe2831ddb0d8fb9bfb0c8841633
 
 channels:
   - conda-forge
@@ -109,7 +109,6 @@ dependencies:
   - flit-core=3.9.0=pyhd8ed1ab_0
   - freetype=2.12.1=h546665d_1
   - fsspec=2022.11.0=pyhd8ed1ab_0
-  - future=0.18.3=pyhd8ed1ab_0
   - idna=3.4=pyhd8ed1ab_0
   - iniconfig=2.0.0=pyhd8ed1ab_0
   - ipython_genutils=0.2.0=py_1
@@ -250,7 +249,7 @@ dependencies:
   - pytest=7.3.1=pyhd8ed1ab_0
   - stack_data=0.6.2=pyhd8ed1ab_0
   - tiledb=2.13.2=h3132609_0
-  - urllib3=2.0.2=pyhd8ed1ab_0
+  - urllib3=2.0.3=pyhd8ed1ab_0
   - wcwidth=0.2.6=pyhd8ed1ab_0
   - argon2-cffi=21.3.0=pyhd8ed1ab_0
   - dash=2.10.2=pyhd8ed1ab_0
@@ -293,20 +292,19 @@ dependencies:
   - scipy=1.10.1=py39hde5eda1_3
   - shapely=2.0.1=py39h4440df4_1
   - vectormath=0.2.2=py_0
-  - discretize=0.7.4=py39hefe7e4c_0
+  - discretize=0.8.3=py39hbd792c9_0
   - empymod=2.2.2=pyhd8ed1ab_0
   - fiona=1.9.3=py39h7b53f02_0
   - jupyter-dash=0.4.2=pyhd8ed1ab_1
   - jupyter_server=1.23.6=pyhd8ed1ab_0
   - matplotlib-base=3.7.1=py39haf65ace_0
   - nbconvert-pandoc=7.4.0=pyhd8ed1ab_0
-  - properties=0.6.1=py_0
   - pydiso=0.0.3=py39h9be9993_4
   - pyqtwebengine=5.15.7=py39h2f4a3f1_3
   - scikit-learn=1.2.2=py39hfa9d973_2
   - tifffile=2023.4.12=pyhd8ed1ab_0
   - zarr=2.14.2=pyhd8ed1ab_0
-  - geoana=0.0.6=py_1
+  - geoana=0.4.0=py39h1f6ef14_1
   - nbconvert=7.4.0=pyhd8ed1ab_0
   - notebook-shim=0.2.3=pyhd8ed1ab_0
   - pymatsolver=0.2.0=pyhd8ed1ab_0
@@ -318,10 +316,11 @@ dependencies:
   - ipyfilechooser=0.6.0=pyhd8ed1ab_0
   - pip:
     - geoh5py @ https://github.com/MiraGeoscience/geoh5py/archive/refs/heads/develop.zip
-    - simpeg-archive === 0.9.1.dev5
+    - properties === 0.6.1
     - mira-omf === 3.0.0
-    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip
+    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip
     - param-sweeps @ https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip
+    - simpeg-archive === 0.9.1.dev5
 
 variables:
   KMP_WARNINGS: 0
diff --git a/environments/conda-py-3.9-win-64.lock.yml b/environments/conda-py-3.9-win-64.lock.yml
index 94e3a66e4..5eb3b177a 100644
--- a/environments/conda-py-3.9-win-64.lock.yml
+++ b/environments/conda-py-3.9-win-64.lock.yml
@@ -1,6 +1,6 @@
 # Generated by conda-lock.
 # platform: win-64
-# input_hash: 874389a50d8eb2d6172f77970955ce41d20e0ed971d2a65e61c98cd1eaf64818
+# input_hash: ee9b47acc1aacf267674a890aa3e79f8d9586fe2831ddb0d8fb9bfb0c8841633
 
 channels:
   - conda-forge
@@ -106,7 +106,6 @@ dependencies:
   - flit-core=3.9.0=pyhd8ed1ab_0
   - freetype=2.12.1=h546665d_1
   - fsspec=2022.11.0=pyhd8ed1ab_0
-  - future=0.18.3=pyhd8ed1ab_0
   - idna=3.4=pyhd8ed1ab_0
   - ipython_genutils=0.2.0=py_1
   - itsdangerous=2.1.2=pyhd8ed1ab_0
@@ -233,7 +232,7 @@ dependencies:
   - pyqt5-sip=12.11.0=py39h99910a6_3
   - stack_data=0.6.2=pyhd8ed1ab_0
   - tiledb=2.13.2=h3132609_0
-  - urllib3=2.0.2=pyhd8ed1ab_0
+  - urllib3=2.0.3=pyhd8ed1ab_0
   - wcwidth=0.2.6=pyhd8ed1ab_0
   - argon2-cffi=21.3.0=pyhd8ed1ab_0
   - dash=2.10.2=pyhd8ed1ab_0
@@ -274,20 +273,19 @@ dependencies:
   - scipy=1.10.1=py39hde5eda1_3
   - shapely=2.0.1=py39h4440df4_1
   - vectormath=0.2.2=py_0
-  - discretize=0.7.4=py39hefe7e4c_0
+  - discretize=0.8.3=py39hbd792c9_0
   - empymod=2.2.2=pyhd8ed1ab_0
   - fiona=1.9.3=py39h7b53f02_0
   - jupyter-dash=0.4.2=pyhd8ed1ab_1
   - jupyter_server=1.23.6=pyhd8ed1ab_0
   - matplotlib-base=3.7.1=py39haf65ace_0
   - nbconvert-pandoc=7.4.0=pyhd8ed1ab_0
-  - properties=0.6.1=py_0
   - pydiso=0.0.3=py39h9be9993_4
   - pyqtwebengine=5.15.7=py39h2f4a3f1_3
   - scikit-learn=1.2.2=py39hfa9d973_2
   - tifffile=2023.4.12=pyhd8ed1ab_0
   - zarr=2.14.2=pyhd8ed1ab_0
-  - geoana=0.0.6=py_1
+  - geoana=0.4.0=py39h1f6ef14_1
   - nbconvert=7.4.0=pyhd8ed1ab_0
   - notebook-shim=0.2.3=pyhd8ed1ab_0
   - pymatsolver=0.2.0=pyhd8ed1ab_0
@@ -299,10 +297,11 @@ dependencies:
   - ipyfilechooser=0.6.0=pyhd8ed1ab_0
   - pip:
     - geoh5py @ https://github.com/MiraGeoscience/geoh5py/archive/refs/heads/develop.zip
-    - simpeg-archive === 0.9.1.dev5
+    - properties === 0.6.1
     - mira-omf === 3.0.0
-    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip
+    - mira-simpeg @ https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip
     - param-sweeps @ https://github.com/MiraGeoscience/param-sweeps/archive/refs/heads/develop.zip
+    - simpeg-archive === 0.9.1.dev5
 
 variables:
   KMP_WARNINGS: 0
diff --git a/geoapps-assets/uijson/joint_single.ui.json b/geoapps-assets/uijson/joint_single.ui.json
index 7550c9965..0180bd346 100644
--- a/geoapps-assets/uijson/joint_single.ui.json
+++ b/geoapps-assets/uijson/joint_single.ui.json
@@ -422,10 +422,10 @@
         "group": "Update sensitivity weights directive",
         "tooltip": "Update sensitivity weight threshold",
         "label": "Threshold (%)",
-        "value": 60.0,
-        "max": 99.9,
+        "value": 0.001,
+        "max": 1.0,
         "min": 0.0,
-        "precision": 1,
+        "precision": 5,
         "lineEdit": false
     },
     "every_iteration_bool": {
diff --git a/geoapps/inversion/airborne_electromagnetics/time_domain/constants.py b/geoapps/inversion/airborne_electromagnetics/time_domain/constants.py
index f0688ec51..6fbb2022c 100644
--- a/geoapps/inversion/airborne_electromagnetics/time_domain/constants.py
+++ b/geoapps/inversion/airborne_electromagnetics/time_domain/constants.py
@@ -63,9 +63,9 @@
     "max_cg_iterations": 50,
     "tol_cg": 1e-4,
     "alpha_s": 0.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_y": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
     "y_norm": 2.0,
@@ -79,7 +79,7 @@
     "coolEps_q": True,
     "coolEpsFact": 1.2,
     "beta_search": False,
-    "sens_wts_threshold": 5.0,
+    "sens_wts_threshold": 0.001,
     "every_iteration_bool": True,
     "parallelized": True,
     "n_cpu": None,
@@ -140,9 +140,9 @@
     "distributed_workers": None,
     "gradient_type": "total",
     "alpha_s": 1.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_y": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
     "y_norm": 2.0,
@@ -272,9 +272,9 @@
     },
     "gradient_type": "total",
     "alpha_s": 1.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_y": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
     "y_norm": 2.0,
diff --git a/geoapps/inversion/components/data.py b/geoapps/inversion/components/data.py
index 96b8826e4..66b410bd7 100644
--- a/geoapps/inversion/components/data.py
+++ b/geoapps/inversion/components/data.py
@@ -472,6 +472,7 @@ def simulation(
         mesh: TreeMesh,
         active_cells: np.ndarray,
         survey,
+        models,
         tile_id: int | None = None,
         padding_cells: int = 6,
     ):
@@ -504,7 +505,7 @@ def simulation(
 
         else:
             nested_mesh = create_nested_mesh(
-                survey.unique_locations,
+                survey,
                 mesh,
                 method="padding_cells",
                 minimum_level=3,
@@ -524,6 +525,18 @@ def simulation(
                 mapping=mapping,
                 tile_id=tile_id,
             )
+
+        if "induced polarization" in self.params.inversion_type:
+            if "2d" in self.params.inversion_type:
+                proj = maps.InjectActiveCells(mesh, active_cells, valInactive=1e-8)
+            else:
+                proj = maps.InjectActiveCells(
+                    nested_mesh, mapping.local_active, valInactive=1e-8
+                )
+
+            # TODO this should be done in the simulation factory
+            sim.sigma = proj * mapping * models.conductivity
+
         return sim, mapping
 
     def simulate(self, model, inverse_problem, sorting, ordering):
diff --git a/geoapps/inversion/components/factories/directives_factory.py b/geoapps/inversion/components/factories/directives_factory.py
index 0f11eadbf..ce91ca2a0 100644
--- a/geoapps/inversion/components/factories/directives_factory.py
+++ b/geoapps/inversion/components/factories/directives_factory.py
@@ -189,14 +189,11 @@ def update_sensitivity_weights_directive(self):
         if self._update_sensitivity_weights_directive is None:
             self._update_sensitivity_weights_directive = (
                 directives.UpdateSensitivityWeights(
-                    everyIter=self.params.every_iteration_bool,
-                    threshold=self.params.sens_wts_threshold,
+                    every_iteration=self.params.every_iteration_bool,
+                    threshold_value=self.params.sens_wts_threshold / 100.0,
                 )
             )
 
-            if self.params.inversion_type in ["tdem"]:
-                self.update_sensitivity_weights_directive.method = "percent_amplitude"
-
         return self._update_sensitivity_weights_directive
 
     @property
diff --git a/geoapps/inversion/components/factories/misfit_factory.py b/geoapps/inversion/components/factories/misfit_factory.py
index 29e26e48f..e81e3c163 100644
--- a/geoapps/inversion/components/factories/misfit_factory.py
+++ b/geoapps/inversion/components/factories/misfit_factory.py
@@ -83,28 +83,25 @@ def assemble_arguments(  # pylint: disable=arguments-differ
                     else:
                         self.sorting.append(local_index)
 
-                lsim, lmap = inversion_data.simulation(
-                    mesh, active_cells, survey, tile_num
+                local_sim, local_map = inversion_data.simulation(
+                    mesh, active_cells, survey, self.models, tile_id=tile_num
                 )
-
                 # TODO Parse workers to simulations
-                lsim.workers = self.params.distributed_workers
-                if "induced polarization" in self.params.inversion_type:
-                    # TODO this should be done in the simulation factory
-                    lsim.sigma = lsim.sigmaMap * lmap * self.models.conductivity
+                local_sim.workers = self.params.distributed_workers
+                local_data = data.Data(survey)
 
                 if self.params.forward_only:
-                    lmisfit = data_misfit.L2DataMisfit(simulation=lsim, model_map=lmap)
-                else:
-                    ldat = (
-                        data.Data(
-                            survey, dobs=survey.dobs, standard_deviation=survey.std
-                        ),
+                    lmisfit = data_misfit.L2DataMisfit(
+                        local_data, local_sim, model_map=local_map
                     )
+
+                else:
+                    local_data.dobs = survey.dobs
+                    local_data.standard_deviation = survey.std
                     lmisfit = data_misfit.L2DataMisfit(
-                        data=ldat[0],
-                        simulation=lsim,
-                        model_map=lmap,
+                        data=local_data,
+                        simulation=local_sim,
+                        model_map=local_map,
                     )
                     lmisfit.W = 1 / survey.std
 
diff --git a/geoapps/inversion/components/factories/receiver_factory.py b/geoapps/inversion/components/factories/receiver_factory.py
index 67e4c5314..c059ac7f5 100644
--- a/geoapps/inversion/components/factories/receiver_factory.py
+++ b/geoapps/inversion/components/factories/receiver_factory.py
@@ -62,7 +62,7 @@ def concrete_object(self):
         elif self.factory_type == "magnetotellurics":
             from SimPEG.electromagnetics.natural_source import receivers
 
-            return receivers.Point3DImpedance
+            return receivers.PointNaturalSource
 
         elif self.factory_type == "tipper":
             from SimPEG.electromagnetics.natural_source import receivers
diff --git a/geoapps/inversion/components/factories/simulation_factory.py b/geoapps/inversion/components/factories/simulation_factory.py
index c7e348e50..73b4db7b0 100644
--- a/geoapps/inversion/components/factories/simulation_factory.py
+++ b/geoapps/inversion/components/factories/simulation_factory.py
@@ -77,11 +77,11 @@ def concrete_object(self):
             return simulation.Simulation3DNodal
 
         if self.factory_type == "induced polarization 2d":
-            from SimPEG.electromagnetics.static.induced_polarization import (
-                simulation_2d,
+            from SimPEG.electromagnetics.static.induced_polarization.simulation import (
+                Simulation2DNodal,
             )
 
-            return simulation_2d.Simulation2DNodal
+            return Simulation2DNodal
 
         if self.factory_type in ["magnetotellurics", "tipper"]:
             from SimPEG.electromagnetics.natural_source import simulation
@@ -125,9 +125,7 @@ def assemble_keyword_arguments(
         kwargs["max_chunk_size"] = self.params.max_chunk_size
         # kwargs["n_cpu"] = self.params.n_cpu
         kwargs["store_sensitivities"] = (
-            "forward_only"
-            if self.params.forward_only
-            else self.params.store_sensitivities
+            None if self.params.forward_only else self.params.store_sensitivities
         )
         if self.factory_type == "magnetic vector":
             return self._magnetic_vector_keywords(kwargs, active_cells=active_cells)
@@ -153,7 +151,7 @@ def assemble_keyword_arguments(
             )
 
     def _magnetic_vector_keywords(self, kwargs, active_cells=None):
-        kwargs["actInd"] = active_cells
+        kwargs["ind_active"] = active_cells
         kwargs["chiMap"] = maps.IdentityMap(nP=int(active_cells.sum()) * 3)
         kwargs["model_type"] = "vector"
         kwargs["chunk_format"] = "row"
@@ -161,14 +159,14 @@ def _magnetic_vector_keywords(self, kwargs, active_cells=None):
         return kwargs
 
     def _magnetic_scalar_keywords(self, kwargs, active_cells=None):
-        kwargs["actInd"] = active_cells
+        kwargs["ind_active"] = active_cells
         kwargs["chiMap"] = maps.IdentityMap(nP=int(active_cells.sum()))
         kwargs["chunk_format"] = "row"
 
         return kwargs
 
     def _gravity_keywords(self, kwargs, active_cells=None):
-        kwargs["actInd"] = active_cells
+        kwargs["ind_active"] = active_cells
         kwargs["rhoMap"] = maps.IdentityMap(nP=int(active_cells.sum()))
         kwargs["chunk_format"] = "row"
 
@@ -186,12 +184,9 @@ def _induced_polarization_keywords(
         mesh,
         active_cells=None,
     ):
-        actmap = maps.InjectActiveCells(mesh, active_cells, valInactive=1e-8)
         etamap = maps.InjectActiveCells(mesh, indActive=active_cells, valInactive=0)
         kwargs["etaMap"] = etamap
-        kwargs["sigmaMap"] = actmap
         kwargs["solver"] = self.solver
-        kwargs["max_ram"] = 1
 
         return kwargs
 
diff --git a/geoapps/inversion/components/factories/source_factory.py b/geoapps/inversion/components/factories/source_factory.py
index 37d589d24..000356d83 100644
--- a/geoapps/inversion/components/factories/source_factory.py
+++ b/geoapps/inversion/components/factories/source_factory.py
@@ -34,7 +34,7 @@ def concrete_object(self):
         if self.factory_type in ["magnetic vector", "magnetic scalar"]:
             from SimPEG.potential_fields.magnetics import sources
 
-            return sources.SourceField
+            return sources.UniformBackgroundField
 
         elif self.factory_type == "gravity":
             from SimPEG.potential_fields.gravity import sources
@@ -59,7 +59,7 @@ def concrete_object(self):
         elif self.factory_type in ["magnetotellurics", "tipper"]:
             from SimPEG.electromagnetics.natural_source import sources
 
-            return sources.Planewave_xy_1Dprimary
+            return sources.PlanewaveXYPrimary
 
     def assemble_arguments(
         self,
diff --git a/geoapps/inversion/components/factories/survey_factory.py b/geoapps/inversion/components/factories/survey_factory.py
index fefdbf6ef..91e9d9572 100644
--- a/geoapps/inversion/components/factories/survey_factory.py
+++ b/geoapps/inversion/components/factories/survey_factory.py
@@ -382,7 +382,9 @@ def _tdem_arguments(self, data=None, local_index=None, mesh=None):
             )
             import SimPEG.electromagnetics.time_domain as tdem
 
-            waveform = tdem.sources.RawWaveform(waveFct=wave_function, offTime=0.0)
+            waveform = tdem.sources.RawWaveform(
+                waveform_function=wave_function, offTime=0.0
+            )
 
         self.ordering = []
         rx_factory = ReceiversFactory(self.params)
diff --git a/geoapps/inversion/components/models.py b/geoapps/inversion/components/models.py
index 8a03b3331..209a80716 100644
--- a/geoapps/inversion/components/models.py
+++ b/geoapps/inversion/components/models.py
@@ -298,8 +298,8 @@ def _initialize(self):
                 inclination[np.isnan(inclination)] = 0
                 declination[np.isnan(declination)] = 0
                 field_vecs = dip_azimuth2cartesian(
-                    dip=inclination,
-                    azm_N=declination,
+                    inclination,
+                    declination,
                 )
 
                 if model is not None:
diff --git a/geoapps/inversion/constants.py b/geoapps/inversion/constants.py
index 9574fa1c6..8fb4a9da1 100644
--- a/geoapps/inversion/constants.py
+++ b/geoapps/inversion/constants.py
@@ -205,11 +205,10 @@
         "group": "Update sensitivity weights directive",
         "tooltip": "Update sensitivity weight threshold",
         "label": "Threshold (%)",
-        "value": 30.0,
-        "max": 99.9,
+        "value": 0.001,
+        "max": 1.0,
         "min": 0.0,
-        "precision": 1,
-        "lineEdit": False,
+        "precision": 5,
         "verbose": 2,
     },
     "every_iteration_bool": {
@@ -337,6 +336,7 @@
     "initial_beta": {
         "min": 0.0,
         "group": "Optimization",
+        "optional": True,
         "enabled": False,
         "dependency": "initial_beta_ratio",
         "dependencyType": "disabled",
@@ -360,7 +360,7 @@
         "tooltip": "Constant ratio compared to other weights. Larger values result in models that remain close to the reference model",
         "enabled": True,
     },
-    "alpha_x": {
+    "length_scale_x": {
         "min": 0.0,
         "group": "Regularization",
         "label": "X-smoothness weight",
@@ -368,7 +368,7 @@
         "value": 1.0,
         "enabled": True,
     },
-    "alpha_y": {
+    "length_scale_y": {
         "min": 0.0,
         "group": "Regularization",
         "label": "Y-smoothness weight",
@@ -376,7 +376,7 @@
         "value": 1.0,
         "enabled": True,
     },
-    "alpha_z": {
+    "length_scale_z": {
         "min": 0.0,
         "group": "Regularization",
         "label": "Z-smoothness weight",
@@ -529,9 +529,9 @@
         "types": [str, UUID, Surface, Points, Grid2D, Curve],
     },
     "alpha_s": {"types": [int, float]},
-    "alpha_x": {"types": [int, float]},
-    "alpha_y": {"types": [int, float]},
-    "alpha_z": {"types": [int, float]},
+    "length_scale_x": {"types": [int, float]},
+    "length_scale_y": {"types": [int, float]},
+    "length_scale_z": {"types": [int, float]},
     "norm_s": {"types": [int, float]},
     "norm_x": {"types": [int, float]},
     "norm_y": {"types": [int, float]},
diff --git a/geoapps/inversion/driver.py b/geoapps/inversion/driver.py
index 260fee83f..f971ef274 100644
--- a/geoapps/inversion/driver.py
+++ b/geoapps/inversion/driver.py
@@ -112,9 +112,11 @@ def inverse_problem(self):
                 self.data_misfit,
                 self.regularization,
                 self.optimization,
-                beta=self.params.initial_beta,
             )
 
+            if self.params.initial_beta:
+                self._inverse_problem.beta = self.params.initial_beta
+
         return self._inverse_problem
 
     @property
@@ -294,60 +296,70 @@ def get_regularization(self):
 
             reg_p = regularization.Sparse(
                 self.inversion_mesh.mesh,
-                indActive=self.models.active_cells,
+                active_cells=self.models.active_cells,
                 mapping=wires.p,  # pylint: disable=no-member
-                gradientType=self.params.gradient_type,
+                gradient_type=self.params.gradient_type,
                 alpha_s=self.params.alpha_s,
-                alpha_x=self.params.alpha_x,
-                alpha_y=self.params.alpha_y,
-                alpha_z=self.params.alpha_z,
+                length_scale_x=self.params.length_scale_x,
+                length_scale_y=self.params.length_scale_y,
+                length_scale_z=self.params.length_scale_z,
                 norms=self.params.model_norms(),
-                mref=self.models.reference,
+                reference_model=self.models.reference,
             )
             reg_s = regularization.Sparse(
                 self.inversion_mesh.mesh,
-                indActive=self.models.active_cells,
+                active_cells=self.models.active_cells,
                 mapping=wires.s,  # pylint: disable=no-member
-                gradientType=self.params.gradient_type,
+                gradient_type=self.params.gradient_type,
                 alpha_s=self.params.alpha_s,
-                alpha_x=self.params.alpha_x,
-                alpha_y=self.params.alpha_y,
-                alpha_z=self.params.alpha_z,
+                length_scale_x=self.params.length_scale_x,
+                length_scale_y=self.params.length_scale_y,
+                length_scale_z=self.params.length_scale_z,
                 norms=self.params.model_norms(),
-                mref=self.models.reference,
+                reference_model=self.models.reference,
             )
 
             reg_t = regularization.Sparse(
                 self.inversion_mesh.mesh,
-                indActive=self.models.active_cells,
+                active_cells=self.models.active_cells,
                 mapping=wires.t,  # pylint: disable=no-member
-                gradientType=self.params.gradient_type,
+                gradient_type=self.params.gradient_type,
                 alpha_s=self.params.alpha_s,
-                alpha_x=self.params.alpha_x,
-                alpha_y=self.params.alpha_y,
-                alpha_z=self.params.alpha_z,
+                length_scale_x=self.params.length_scale_x,
+                length_scale_y=self.params.length_scale_y,
+                length_scale_z=self.params.length_scale_z,
                 norms=self.params.model_norms(),
-                mref=self.models.reference,
+                reference_model=self.models.reference,
             )
 
             # Assemble the 3-component regularizations
             reg = reg_p + reg_s + reg_t
-            reg.mref = self.models.reference
+            reg.reference_model = self.models.reference
 
         else:
             reg = regularization.Sparse(
                 self.inversion_mesh.mesh,
-                indActive=self.models.active_cells,
+                active_cells=self.models.active_cells,
                 mapping=maps.IdentityMap(nP=n_cells),
-                gradientType=self.params.gradient_type,
+                gradient_type=self.params.gradient_type,
                 alpha_s=self.params.alpha_s,
-                alpha_x=self.params.alpha_x,
-                alpha_y=self.params.alpha_y,
-                alpha_z=self.params.alpha_z,
-                norms=self.params.model_norms(),
-                mref=self.models.reference,
+                reference_model=self.models.reference,
             )
 
+            norms = [self.params.s_norm]
+            for comp in ["x", "y", "z"]:
+                if getattr(self.params, f"length_scale_{comp}") is not None:
+                    setattr(
+                        reg,
+                        f"length_scale_{comp}",
+                        getattr(self.params, f"length_scale_{comp}"),
+                    )
+
+                if getattr(self.params, f"{comp}_norm") is not None:
+                    norms.append(getattr(self.params, f"{comp}_norm"))
+
+            reg.norms = norms
+
         return reg
 
     def get_tiles(self):
diff --git a/geoapps/inversion/electricals/application.py b/geoapps/inversion/electricals/application.py
index 1f1203a26..55de4b82f 100644
--- a/geoapps/inversion/electricals/application.py
+++ b/geoapps/inversion/electricals/application.py
@@ -166,7 +166,7 @@ def __init__(self, ui_json=None, **kwargs):
         self._coolingFactor = FloatText(value=2, description="Beta cooling factor")
         self._max_cg_iterations = IntText(value=30, description="Max CG Iterations")
         self._sens_wts_threshold = FloatText(
-            value=80, description="Threshold sensitivity weights", max=100, min=0
+            value=0.001, description="Threshold sensitivity weights", max=100, min=0
         )
         self._tol_cg = FloatText(value=1e-3, description="CG Tolerance")
         self._n_cpu = IntText(
@@ -231,17 +231,17 @@ def __init__(self, ui_json=None, **kwargs):
             value=1,
             description="Reference Model (s)",
         )
-        self._alpha_x = widgets.FloatText(
+        self._length_scale_x = widgets.FloatText(
             min=0,
             value=1,
             description="EW-gradient (x)",
         )
-        self._alpha_y = widgets.FloatText(
+        self._length_scale_y = widgets.FloatText(
             min=0,
             value=1,
             description="NS-gradient (y)",
         )
-        self._alpha_z = widgets.FloatText(
+        self._length_scale_z = widgets.FloatText(
             min=0,
             value=1,
             description="Vertical-gradient (z)",
@@ -279,9 +279,9 @@ def __init__(self, ui_json=None, **kwargs):
             [
                 Label("Scaling (alphas)"),
                 self._alpha_s,
-                self._alpha_x,
-                self._alpha_y,
-                self._alpha_z,
+                self._length_scale_x,
+                self._length_scale_y,
+                self._length_scale_z,
             ]
         )
         self.bound_panel = HBox(
@@ -350,16 +350,16 @@ def alpha_s(self):
         return self._alpha_s
 
     @property
-    def alpha_x(self):
-        return self._alpha_x
+    def length_scale_x(self):
+        return self._length_scale_x
 
     @property
-    def alpha_y(self):
-        return self._alpha_y
+    def length_scale_y(self):
+        return self._length_scale_y
 
     @property
-    def alpha_z(self):
-        return self._alpha_z
+    def length_scale_z(self):
+        return self._length_scale_z
 
     # @property
     # def initial_beta(self):
diff --git a/geoapps/inversion/electricals/direct_current/pseudo_three_dimensions/constants.py b/geoapps/inversion/electricals/direct_current/pseudo_three_dimensions/constants.py
index 6f22eb416..43bdf8485 100644
--- a/geoapps/inversion/electricals/direct_current/pseudo_three_dimensions/constants.py
+++ b/geoapps/inversion/electricals/direct_current/pseudo_three_dimensions/constants.py
@@ -66,9 +66,8 @@
     "max_cg_iterations": 30,
     "tol_cg": 1e-4,
     "alpha_s": 1.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
     "y_norm": 2.0,
@@ -82,7 +81,7 @@
     "coolEps_q": True,
     "coolEpsFact": 1.2,
     "beta_search": False,
-    "sens_wts_threshold": 30.0,
+    "sens_wts_threshold": 0.001,
     "every_iteration_bool": True,
     "parallelized": True,
     "n_cpu": None,
diff --git a/geoapps/inversion/electricals/direct_current/three_dimensions/constants.py b/geoapps/inversion/electricals/direct_current/three_dimensions/constants.py
index 22f53d5a5..fdc3b1059 100644
--- a/geoapps/inversion/electricals/direct_current/three_dimensions/constants.py
+++ b/geoapps/inversion/electricals/direct_current/three_dimensions/constants.py
@@ -59,9 +59,9 @@
     "max_cg_iterations": 30,
     "tol_cg": 1e-4,
     "alpha_s": 1.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_y": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
     "y_norm": 2.0,
@@ -75,7 +75,7 @@
     "coolEps_q": True,
     "coolEpsFact": 1.2,
     "beta_search": False,
-    "sens_wts_threshold": 80.0,
+    "sens_wts_threshold": 0.001,
     "every_iteration_bool": True,
     "parallelized": True,
     "n_cpu": None,
@@ -319,7 +319,7 @@
     "upper_bound": 100.0,
     "lower_bound": 1e-5,
     "max_global_iterations": 25,
-    "sens_wts_threshold": 80.0,
+    "sens_wts_threshold": 0.001,
     "topography_object": UUID("{ab3c2083-6ea8-4d31-9230-7aad3ec09525}"),
     "topography": UUID("{a603a762-f6cb-4b21-afda-3160e725bf7d}"),
     "z_from_topo": True,
diff --git a/geoapps/inversion/electricals/direct_current/two_dimensions/constants.py b/geoapps/inversion/electricals/direct_current/two_dimensions/constants.py
index 699abbe8f..c5c2239a4 100644
--- a/geoapps/inversion/electricals/direct_current/two_dimensions/constants.py
+++ b/geoapps/inversion/electricals/direct_current/two_dimensions/constants.py
@@ -29,7 +29,6 @@
     "z_from_topo": True,
     "line_object": None,
     "line_id": 1,
-    "resolution": None,
     "receivers_radar_drape": None,
     "receivers_offset_z": None,
     "gps_receivers_offset": None,
@@ -48,8 +47,6 @@
     "upper_bound": None,
     "output_tile_files": False,
     "ignore_values": None,
-    "detrend_order": None,
-    "detrend_type": None,
     "window_center_x": None,
     "window_center_y": None,
     "window_width": None,
@@ -66,12 +63,10 @@
     "max_cg_iterations": 30,
     "tol_cg": 1e-4,
     "alpha_s": 1.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
-    "y_norm": 2.0,
     "z_norm": 2.0,
     "gradient_type": "total",
     "max_irls_iterations": 25,
@@ -82,7 +77,7 @@
     "coolEps_q": True,
     "coolEpsFact": 1.2,
     "beta_search": False,
-    "sens_wts_threshold": 30.0,
+    "sens_wts_threshold": 0.001,
     "every_iteration_bool": True,
     "parallelized": True,
     "n_cpu": None,
@@ -113,7 +108,6 @@
     "z_from_topo": True,
     "line_object": None,
     "line_id": 1,
-    "resolution": None,
     "receivers_radar_drape": None,
     "receivers_offset_z": None,
     "gps_receivers_offset": None,
@@ -144,6 +138,7 @@
     "run_command": "geoapps.inversion.driver",
     "conda_environment": "geoapps",
     "distributed_workers": None,
+    "gradient_type": "total",
 }
 
 inversion_ui_json = {
@@ -192,15 +187,6 @@
         "label": "Line number",
         "value": 1,
     },
-    "gradient_type": "total",
-    "alpha_s": 1.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
-    "s_norm": 0.0,
-    "x_norm": 2.0,
-    "y_norm": 2.0,
-    "z_norm": 2.0,
 }
 
 default_ui_json = {
@@ -422,16 +408,12 @@
         "value": 0.0,
         "visible": False,
     },
-    "resolution": None,
-    "detrend_order": None,
-    "detrend_type": None,
     "tile_spatial": 1,
     "out_group": {"label": "Results group name", "value": "DirectCurrentInversion"},
 }
 
 default_ui_json = dict(base_default_ui_json, **default_ui_json)
 
-
 ################ Validations #################
 
 validations = {
@@ -454,7 +436,6 @@
     "mesh": UUID("{537cdf17-28c9-4baa-a1ac-07c37662583d}"),
     "starting_model": 1e-1,
     "reference_model": 1e-1,
-    "resolution": None,
     "window_center_x": None,
     "window_center_y": None,
     "window_width": None,
@@ -462,7 +443,6 @@
     "window_azimuth": None,
     "s_norm": 0.0,
     "x_norm": 2.0,
-    "y_norm": 2.0,
     "z_norm": 2.0,
     "upper_bound": 100.0,
     "lower_bound": 1e-5,
diff --git a/geoapps/inversion/electricals/induced_polarization/pseudo_three_dimensions/constants.py b/geoapps/inversion/electricals/induced_polarization/pseudo_three_dimensions/constants.py
index b4b051dd9..b2ea1e019 100644
--- a/geoapps/inversion/electricals/induced_polarization/pseudo_three_dimensions/constants.py
+++ b/geoapps/inversion/electricals/induced_polarization/pseudo_three_dimensions/constants.py
@@ -67,9 +67,8 @@
     "max_cg_iterations": 30,
     "tol_cg": 1e-4,
     "alpha_s": 1.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
     "y_norm": 2.0,
@@ -83,7 +82,7 @@
     "coolEps_q": True,
     "coolEpsFact": 1.2,
     "beta_search": False,
-    "sens_wts_threshold": 30.0,
+    "sens_wts_threshold": 0.001,
     "every_iteration_bool": True,
     "parallelized": True,
     "n_cpu": None,
diff --git a/geoapps/inversion/electricals/induced_polarization/three_dimensions/constants.py b/geoapps/inversion/electricals/induced_polarization/three_dimensions/constants.py
index d0911e8b2..227da5134 100644
--- a/geoapps/inversion/electricals/induced_polarization/three_dimensions/constants.py
+++ b/geoapps/inversion/electricals/induced_polarization/three_dimensions/constants.py
@@ -59,9 +59,9 @@
     "max_cg_iterations": 30,
     "tol_cg": 1e-4,
     "alpha_s": 1.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_y": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
     "y_norm": 2.0,
@@ -75,7 +75,7 @@
     "coolEps_q": True,
     "coolEpsFact": 1.2,
     "beta_search": False,
-    "sens_wts_threshold": 1e-3,
+    "sens_wts_threshold": 0.001,
     "every_iteration_bool": False,
     "parallelized": True,
     "n_cpu": None,
diff --git a/geoapps/inversion/electricals/induced_polarization/two_dimensions/constants.py b/geoapps/inversion/electricals/induced_polarization/two_dimensions/constants.py
index 9b27c2d78..045692af0 100644
--- a/geoapps/inversion/electricals/induced_polarization/two_dimensions/constants.py
+++ b/geoapps/inversion/electricals/induced_polarization/two_dimensions/constants.py
@@ -29,7 +29,6 @@
     "z_from_topo": True,
     "line_object": None,
     "line_id": 1,
-    "resolution": None,
     "receivers_radar_drape": None,
     "receivers_offset_z": None,
     "gps_receivers_offset": None,
@@ -49,8 +48,6 @@
     "upper_bound": None,
     "output_tile_files": False,
     "ignore_values": None,
-    "detrend_order": None,
-    "detrend_type": None,
     "window_center_x": None,
     "window_center_y": None,
     "window_width": None,
@@ -67,12 +64,10 @@
     "max_cg_iterations": 30,
     "tol_cg": 1e-4,
     "alpha_s": 1.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
-    "y_norm": 2.0,
     "z_norm": 2.0,
     "gradient_type": "total",
     "max_irls_iterations": 25,
@@ -83,8 +78,8 @@
     "coolEps_q": True,
     "coolEpsFact": 1.2,
     "beta_search": False,
-    "sens_wts_threshold": 30.0,
-    "every_iteration_bool": True,
+    "sens_wts_threshold": 0.001,
+    "every_iteration_bool": False,
     "parallelized": True,
     "n_cpu": None,
     "tile_spatial": 1,
@@ -111,7 +106,6 @@
     "topography_object": None,
     "topography": None,
     "data_object": None,
-    "resolution": None,
     "z_from_topo": True,
     "line_object": None,
     "line_id": 1,
@@ -425,9 +419,6 @@
         "value": 0.0,
         "visible": False,
     },
-    "resolution": None,
-    "detrend_order": None,
-    "detrend_type": None,
     "tile_spatial": 1,
     "out_group": {
         "label": "Results group name",
@@ -457,7 +448,6 @@
 
 default_ui_json = dict(base_default_ui_json, **default_ui_json)
 
-
 ################ Validations #################
 
 validations = {
@@ -480,7 +470,6 @@
     "mesh": UUID("{537cdf17-28c9-4baa-a1ac-07c37662583d}"),
     "starting_model": 1e-4,
     "conductivity_model": 0.1,
-    "resolution": None,
     "window_center_x": None,
     "window_center_y": None,
     "window_width": None,
@@ -488,7 +477,6 @@
     "window_azimuth": None,
     "s_norm": 0.0,
     "x_norm": 2.0,
-    "y_norm": 2.0,
     "z_norm": 2.0,
     "upper_bound": 100.0,
     "lower_bound": 1e-5,
diff --git a/geoapps/inversion/electricals/params.py b/geoapps/inversion/electricals/params.py
index 47d424cca..6261e8770 100644
--- a/geoapps/inversion/electricals/params.py
+++ b/geoapps/inversion/electricals/params.py
@@ -143,3 +143,11 @@ def mesh(self):
     @mesh.setter
     def mesh(self, val):
         self.setter_validator("mesh", val, fun=self._uuid_promoter)
+
+    @property
+    def length_scale_y(self):
+        return None
+
+    @property
+    def y_norm(self):
+        return None
diff --git a/geoapps/inversion/joint/joint_surveys/constants.py b/geoapps/inversion/joint/joint_surveys/constants.py
index 5e97fee17..f9d08ac9a 100644
--- a/geoapps/inversion/joint/joint_surveys/constants.py
+++ b/geoapps/inversion/joint/joint_surveys/constants.py
@@ -39,9 +39,9 @@
     "max_cg_iterations": 30,
     "tol_cg": 1e-4,
     "alpha_s": 1.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_y": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
     "y_norm": 2.0,
@@ -55,8 +55,8 @@
     "coolEps_q": True,
     "coolEpsFact": 1.2,
     "beta_search": False,
-    "sens_wts_threshold": 1.0,
-    "every_iteration_bool": False,
+    "sens_wts_threshold": 0.001,
+    "every_iteration_bool": True,
     "parallelized": True,
     "n_cpu": None,
     "store_sensitivities": "ram",
diff --git a/geoapps/inversion/joint/joint_surveys/driver.py b/geoapps/inversion/joint/joint_surveys/driver.py
index abe6cdbba..9eb67ac80 100644
--- a/geoapps/inversion/joint/joint_surveys/driver.py
+++ b/geoapps/inversion/joint/joint_surveys/driver.py
@@ -4,6 +4,9 @@
 #
 #  geoapps is distributed under the terms and conditions of the MIT License
 #  (see LICENSE file at the root of this source code package).
+
+# pylint: disable=unexpected-keyword-arg, no-value-for-parameter
+
 from __future__ import annotations
 
 import sys
@@ -12,7 +15,7 @@
 import numpy as np
 from geoh5py.shared.utils import fetch_active_workspace
 from geoh5py.ui_json import InputFile
-from SimPEG import inverse_problem, maps
+from SimPEG import maps
 from SimPEG.objective_function import ComboObjectiveFunction
 
 from geoapps.driver_base.utils import treemesh_2_octree
@@ -157,18 +160,6 @@ def inversion_mesh(self):
             )
         return self._inversion_mesh
 
-    @property
-    def inverse_problem(self):
-        if getattr(self, "_inverse_problem", None) is None:
-            self._inverse_problem = inverse_problem.BaseInvProblem(
-                self.data_misfit,
-                self.regularization,
-                self.optimization,
-                beta=self.params.initial_beta,
-            )
-
-        return self._inverse_problem
-
     def validate_create_mesh(self):
         """Function to validate and create the inversion mesh."""
 
diff --git a/geoapps/inversion/natural_sources/magnetotellurics/constants.py b/geoapps/inversion/natural_sources/magnetotellurics/constants.py
index 99f5ff23e..7b4a19da1 100644
--- a/geoapps/inversion/natural_sources/magnetotellurics/constants.py
+++ b/geoapps/inversion/natural_sources/magnetotellurics/constants.py
@@ -75,9 +75,9 @@
     "max_cg_iterations": 50,
     "tol_cg": 1e-4,
     "alpha_s": 0.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_y": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
     "y_norm": 2.0,
@@ -91,7 +91,7 @@
     "coolEps_q": True,
     "coolEpsFact": 1.2,
     "beta_search": False,
-    "sens_wts_threshold": 60.0,
+    "sens_wts_threshold": 0.001,
     "every_iteration_bool": True,
     "parallelized": True,
     "n_cpu": None,
diff --git a/geoapps/inversion/natural_sources/tipper/constants.py b/geoapps/inversion/natural_sources/tipper/constants.py
index 041aa2b31..b7be6c1de 100644
--- a/geoapps/inversion/natural_sources/tipper/constants.py
+++ b/geoapps/inversion/natural_sources/tipper/constants.py
@@ -65,9 +65,9 @@
     "max_cg_iterations": 30,
     "tol_cg": 1e-4,
     "alpha_s": 0.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_y": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
     "y_norm": 2.0,
@@ -81,7 +81,7 @@
     "coolEpsFact": 1.2,
     "beta_search": False,
     "gradient_type": "total",
-    "sens_wts_threshold": 60.0,
+    "sens_wts_threshold": 0.001,
     "every_iteration_bool": True,
     "parallelized": True,
     "n_cpu": None,
diff --git a/geoapps/inversion/params.py b/geoapps/inversion/params.py
index d4f5f363b..1a0358e69 100644
--- a/geoapps/inversion/params.py
+++ b/geoapps/inversion/params.py
@@ -85,9 +85,9 @@ def __init__(
         self._initial_beta_ratio: float = None
         self._tol_cg: float = None
         self._alpha_s: float = None
-        self._alpha_x: float = None
-        self._alpha_y: float = None
-        self._alpha_z: float = None
+        self._length_scale_x: float = None
+        self._length_scale_y: float = None
+        self._length_scale_z: float = None
         self._s_norm: float = None
         self._x_norm: float = None
         self._y_norm: float = None
@@ -603,28 +603,28 @@ def alpha_s(self, val):
         self.setter_validator("alpha_s", val)
 
     @property
-    def alpha_x(self):
-        return self._alpha_x
+    def length_scale_x(self):
+        return self._length_scale_x
 
-    @alpha_x.setter
-    def alpha_x(self, val):
-        self.setter_validator("alpha_x", val)
+    @length_scale_x.setter
+    def length_scale_x(self, val):
+        self.setter_validator("length_scale_x", val)
 
     @property
-    def alpha_y(self):
-        return self._alpha_y
+    def length_scale_y(self):
+        return self._length_scale_y
 
-    @alpha_y.setter
-    def alpha_y(self, val):
-        self.setter_validator("alpha_y", val)
+    @length_scale_y.setter
+    def length_scale_y(self, val):
+        self.setter_validator("length_scale_y", val)
 
     @property
-    def alpha_z(self):
-        return self._alpha_z
+    def length_scale_z(self):
+        return self._length_scale_z
 
-    @alpha_z.setter
-    def alpha_z(self, val):
-        self.setter_validator("alpha_z", val)
+    @length_scale_z.setter
+    def length_scale_z(self, val):
+        self.setter_validator("length_scale_z", val)
 
     @property
     def s_norm(self):
diff --git a/geoapps/inversion/potential_fields/application.py b/geoapps/inversion/potential_fields/application.py
index 78639b3e7..15e2bf2b4 100644
--- a/geoapps/inversion/potential_fields/application.py
+++ b/geoapps/inversion/potential_fields/application.py
@@ -274,17 +274,17 @@ def __init__(self, ui_json: str | Path | None = None, **kwargs):
             value=1,
             description="Reference Model (s)",
         )
-        self._alpha_x = widgets.FloatText(
+        self._length_scale_x = widgets.FloatText(
             min=0,
             value=1,
             description="EW-gradient (x)",
         )
-        self._alpha_y = widgets.FloatText(
+        self._length_scale_y = widgets.FloatText(
             min=0,
             value=1,
             description="NS-gradient (y)",
         )
-        self._alpha_z = widgets.FloatText(
+        self._length_scale_z = widgets.FloatText(
             min=0,
             value=1,
             description="Vertical-gradient (z)",
@@ -322,9 +322,9 @@ def __init__(self, ui_json: str | Path | None = None, **kwargs):
             [
                 Label("Scaling (alphas)"),
                 self._alpha_s,
-                self._alpha_x,
-                self._alpha_y,
-                self._alpha_z,
+                self._length_scale_x,
+                self._length_scale_y,
+                self._length_scale_z,
             ]
         )
         self.bound_panel = HBox(
@@ -388,16 +388,16 @@ def alpha_s(self):
         return self._alpha_s
 
     @property
-    def alpha_x(self):
-        return self._alpha_x
+    def length_scale_x(self):
+        return self._length_scale_x
 
     @property
-    def alpha_y(self):
-        return self._alpha_y
+    def length_scale_y(self):
+        return self._length_scale_y
 
     @property
-    def alpha_z(self):
-        return self._alpha_z
+    def length_scale_z(self):
+        return self._length_scale_z
 
     @property
     def initial_beta(self):
diff --git a/geoapps/inversion/potential_fields/gravity/constants.py b/geoapps/inversion/potential_fields/gravity/constants.py
index 7cda2d11b..3463f319a 100644
--- a/geoapps/inversion/potential_fields/gravity/constants.py
+++ b/geoapps/inversion/potential_fields/gravity/constants.py
@@ -79,9 +79,9 @@
     "max_cg_iterations": 30,
     "tol_cg": 1e-4,
     "alpha_s": 1.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_y": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
     "y_norm": 2.0,
@@ -95,7 +95,7 @@
     "coolEps_q": True,
     "coolEpsFact": 1.2,
     "beta_search": False,
-    "sens_wts_threshold": 1.0,
+    "sens_wts_threshold": 0.001,
     "every_iteration_bool": False,
     "parallelized": True,
     "n_cpu": None,
diff --git a/geoapps/inversion/potential_fields/magnetic_scalar/constants.py b/geoapps/inversion/potential_fields/magnetic_scalar/constants.py
index d8d8478cf..e79aa141a 100644
--- a/geoapps/inversion/potential_fields/magnetic_scalar/constants.py
+++ b/geoapps/inversion/potential_fields/magnetic_scalar/constants.py
@@ -82,9 +82,9 @@
     "max_cg_iterations": 30,
     "tol_cg": 1e-4,
     "alpha_s": 1.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_y": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
     "y_norm": 2.0,
@@ -98,7 +98,7 @@
     "coolEps_q": True,
     "coolEpsFact": 1.2,
     "beta_search": False,
-    "sens_wts_threshold": 1.0,
+    "sens_wts_threshold": 0.001,
     "every_iteration_bool": False,
     "parallelized": True,
     "n_cpu": None,
diff --git a/geoapps/inversion/potential_fields/magnetic_vector/constants.py b/geoapps/inversion/potential_fields/magnetic_vector/constants.py
index 0a8e381a7..d2ffbcdca 100644
--- a/geoapps/inversion/potential_fields/magnetic_vector/constants.py
+++ b/geoapps/inversion/potential_fields/magnetic_vector/constants.py
@@ -86,9 +86,9 @@
     "max_cg_iterations": 30,
     "tol_cg": 1e-4,
     "alpha_s": 1.0,
-    "alpha_x": 1.0,
-    "alpha_y": 1.0,
-    "alpha_z": 1.0,
+    "length_scale_x": 1.0,
+    "length_scale_y": 1.0,
+    "length_scale_z": 1.0,
     "s_norm": 0.0,
     "x_norm": 2.0,
     "y_norm": 2.0,
@@ -102,7 +102,7 @@
     "coolEps_q": True,
     "coolEpsFact": 1.2,
     "beta_search": False,
-    "sens_wts_threshold": 1.0,
+    "sens_wts_threshold": 0.001,
     "every_iteration_bool": False,
     "parallelized": True,
     "n_cpu": None,
diff --git a/geoapps/inversion/utils.py b/geoapps/inversion/utils.py
index e97357203..8d831f639 100644
--- a/geoapps/inversion/utils.py
+++ b/geoapps/inversion/utils.py
@@ -12,6 +12,7 @@
 import numpy as np
 from discretize import TreeMesh
 from scipy.spatial import ConvexHull, Delaunay, cKDTree, qhull
+from SimPEG.survey import BaseSurvey
 from SimPEG.utils import mkvc
 
 
@@ -105,7 +106,7 @@ def calculate_2D_trend(
 
 
 def create_nested_mesh(
-    locations: np.ndarray,
+    survey: BaseSurvey,
     base_mesh: TreeMesh,
     method: str = "padding_cells",
     padding_cells: int = 8,
@@ -128,6 +129,7 @@ def create_nested_mesh(
     minimum_level: Minimum octree level to preserve everywhere outside the local survey area.
     finalize: Return a finalized local treemesh.
     """
+    locations = get_unique_locations(survey)
     nested_mesh = TreeMesh(
         [base_mesh.h[0], base_mesh.h[1], base_mesh.h[2]], x0=base_mesh.x0
     )
@@ -348,3 +350,21 @@ def tile_locations(
     if len(out) == 1:
         return out[0]
     return tuple(out)
+
+
+def get_unique_locations(survey: BaseSurvey) -> np.ndarray:
+    if survey.source_list:
+        locations = []
+        for source in survey.source_list:
+            source_location = source.location
+            if source_location is not None:
+                if not isinstance(source_location, list):
+                    locations += [[source_location]]
+                else:
+                    locations += [source_location]
+            locations += [receiver.locations for receiver in source.receiver_list]
+        locations = np.vstack([np.vstack(np.atleast_2d(*locs)) for locs in locations])
+    else:
+        locations = survey.receiver_locations
+
+    return np.unique(locations, axis=0)
diff --git a/geoapps/utils/surveys.py b/geoapps/utils/surveys.py
index 6e0da0200..82cca392f 100644
--- a/geoapps/utils/surveys.py
+++ b/geoapps/utils/surveys.py
@@ -20,6 +20,7 @@
 from geoh5py.workspace import Workspace
 from scipy.spatial import cKDTree
 
+from geoapps.inversion.utils import get_unique_locations
 from geoapps.utils.statistics import is_outlier
 
 
@@ -38,7 +39,7 @@ def get_containing_cells(
         )
 
     elif isinstance(mesh, TensorMesh):
-        locations = data.drape_locations(data.survey.unique_locations)
+        locations = data.drape_locations(get_unique_locations(data.survey))
         xi = np.searchsorted(mesh.nodes_x, locations[:, 0]) - 1
         yi = np.searchsorted(mesh.nodes_y, locations[:, -1]) - 1
         inds = xi + yi * mesh.shape_cells[0]
diff --git a/pyproject.toml b/pyproject.toml
index c58416b21..a13f4d19e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -51,7 +51,7 @@ param-sweeps = {url = "https://github.com/MiraGeoscience/param-sweeps/archive/re
 
 ## dependencies for core algorithms
 dask = {version = "2022.10.0", extras = ["distributed"], optional = true}
-discretize = {version = "~0.7.4", optional = true } # also in simpeg
+discretize = {version = "~0.8.3", optional = true } # also in simpeg
 distributed = {version = "2022.10.0", optional = true}
 fsspec = {version = "2022.*", optional = true } # also in simpeg
 matplotlib = {version = "~3.7.1", optional = true } # also in simpeg and geoana
@@ -63,20 +63,18 @@ libhwloc = {version = "2.9.0"}
 
 simpeg_archive = {version = "~0.9.1.dev5", source = "pypi", optional = true}
 #mira-simpeg = {version = "~0.15.1.dev9", source = "pypi", optional = true}
-mira-simpeg = {url = "https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.15.1.dev10+geoapps.0.10.0.zip#sha256=", optional = true}
+mira-simpeg = {url = "https://github.com/MiraGeoscience/simpeg/archive/refs/heads/release/v0.19.0.dev1+geoapps.0.11.0.zip#sha256=", optional = true}
 
 ## indirect dependencies, forcing them here for installation through Conda not pip
 empymod = {version = "~2.2.1", optional = true} # from simpeg and geoana
-geoana = {version = "~0.0.6", optional = true} # from simpeg
+geoana = {version = "~0.4.0", optional = true} # from simpeg
 h5py = "~3.8.0" # from geoh5py
 mkl = {version = "2022.*", optional = true} # from simpeg
 Pillow = "~9.4.0" # from geoh5py
-properties = "~0.6.1" # from omf, simpeg and geoana
 pydiso = {version = "~0.0.3", optional = true} # from simpeg
 pymatsolver = {version = "~0.2.0", optional = true} # from simpeg
 pypng = "*" # from omf
 six = "~1.16.0" # from omf
-utm = "~0.7.0"
 vectormath = "~0.2.2" # from omf
 zarr = {version = "~2.14.2", optional = true} # from simpgeg using Dask
 
diff --git a/tests/params_test.py b/tests/params_test.py
index c3a486b2c..7b19a6c17 100644
--- a/tests/params_test.py
+++ b/tests/params_test.py
@@ -646,22 +646,22 @@ def test_validate_alpha_s():
     catch_invalid_generator(param, "test", "type")
 
 
-def test_validate_alpha_x():
-    param = "alpha_x"
+def test_validate_length_scale_x():
+    param = "length_scale_x"
     newval = 0.1
     param_test_generator(param, newval)
     catch_invalid_generator(param, "test", "type")
 
 
-def test_validate_alpha_y():
-    param = "alpha_y"
+def test_validate_length_scale_y():
+    param = "length_scale_y"
     newval = 0.1
     param_test_generator(param, newval)
     catch_invalid_generator(param, "test", "type")
 
 
-def test_validate_alpha_z():
-    param = "alpha_z"
+def test_validate_length_scale_z():
+    param = "length_scale_z"
     newval = 0.1
     param_test_generator(param, newval)
     catch_invalid_generator(param, "test", "type")
diff --git a/tests/run_tests/driver_airborne_tem_test.py b/tests/run_tests/driver_airborne_tem_test.py
index 3505e6fcb..d9bad9367 100644
--- a/tests/run_tests/driver_airborne_tem_test.py
+++ b/tests/run_tests/driver_airborne_tem_test.py
@@ -26,8 +26,8 @@
 
 target_run = {
     "data_norm": 3.6444e-11,
-    "phi_d": 0.007553,
-    "phi_m": 0.2285,
+    "phi_d": 0.001958,
+    "phi_m": 0.003213,
 }
 
 np.random.seed(0)
@@ -146,7 +146,6 @@ def test_airborne_tem_run(tmp_path: Path, max_iterations=1, pytest=True):
             initial_beta_ratio=1e2,
             coolingRate=4,
             max_cg_iterations=200,
-            sens_wts_threshold=1.0,
             prctile=5,
             store_sensitivities="ram",
             **data_kwargs,
@@ -171,10 +170,12 @@ def test_airborne_tem_run(tmp_path: Path, max_iterations=1, pytest=True):
 
 if __name__ == "__main__":
     # Full run
-    mstart = test_airborne_tem_fwr_run("./", n_grid_points=5, refinement=(0, 0, 4))
+    mstart = test_airborne_tem_fwr_run(
+        Path("./"), n_grid_points=5, refinement=(0, 0, 4)
+    )
 
     m_rec = test_airborne_tem_run(
-        "./",
+        Path("./"),
         max_iterations=15,
         pytest=False,
     )
diff --git a/tests/run_tests/driver_dc_2d_test.py b/tests/run_tests/driver_dc_2d_test.py
index 5e7922e1b..36206b3e1 100644
--- a/tests/run_tests/driver_dc_2d_test.py
+++ b/tests/run_tests/driver_dc_2d_test.py
@@ -136,14 +136,14 @@ def test_dc_2d_run(tmp_path: Path, max_iterations=1, pytest=True):
 if __name__ == "__main__":
     # Full run
     m_start = test_dc_2d_fwr_run(
-        "./",
+        Path("./"),
         n_electrodes=20,
         n_lines=3,
         refinement=(4, 8),
     )
 
     m_rec = test_dc_2d_run(
-        "./",
+        Path("./"),
         max_iterations=20,
         pytest=False,
     )
diff --git a/tests/run_tests/driver_dc_p3d_test.py b/tests/run_tests/driver_dc_p3d_test.py
index aaf8dfd96..1756ee80c 100644
--- a/tests/run_tests/driver_dc_p3d_test.py
+++ b/tests/run_tests/driver_dc_p3d_test.py
@@ -167,14 +167,14 @@ def test_dc_p3d_run(
 if __name__ == "__main__":
     # Full run
     m_start = test_dc_p3d_fwr_run(
-        "./",
+        Path("./"),
         n_electrodes=20,
         n_lines=3,
         refinement=(4, 8),
     )
 
     m_rec = test_dc_p3d_run(
-        "./",
+        Path("./"),
         max_iterations=20,
         pytest=False,
     )
diff --git a/tests/run_tests/driver_dc_test.py b/tests/run_tests/driver_dc_test.py
index f172c8bce..28fe0f507 100644
--- a/tests/run_tests/driver_dc_test.py
+++ b/tests/run_tests/driver_dc_test.py
@@ -26,8 +26,8 @@
 
 target_run = {
     "data_norm": 0.14308,
-    "phi_d": 36.06,
-    "phi_m": 241.1,
+    "phi_d": 134.2,
+    "phi_m": 85.05,
 }
 
 np.random.seed(0)
@@ -163,14 +163,14 @@ def test_dc_single_line_fwr_run(
     # Full run
 
     m_start = test_dc_3d_fwr_run(
-        "./",
+        Path("./"),
         n_electrodes=20,
         n_lines=5,
         refinement=(4, 8),
     )
 
     m_rec = test_dc_3d_run(
-        "./",
+        Path("./"),
         n_lines=5,
         max_iterations=15,
         pytest=False,
diff --git a/tests/run_tests/driver_grav_test.py b/tests/run_tests/driver_grav_test.py
index f07d32b08..ac1799997 100644
--- a/tests/run_tests/driver_grav_test.py
+++ b/tests/run_tests/driver_grav_test.py
@@ -22,8 +22,8 @@
 
 target_run = {
     "data_norm": 0.0071214,
-    "phi_d": 0.0002049,
-    "phi_m": 0.00936,
+    "phi_d": 0.0002005,
+    "phi_m": 0.009362,
 }
 
 
@@ -99,6 +99,7 @@ def test_gravity_run(
             gz_channel=gz.uid,
             gz_uncertainty=2e-3,
             lower_bound=0.0,
+            upper_bound=1.0,
             max_global_iterations=max_iterations,
             initial_beta_ratio=1e-2,
             prctile=100,
@@ -137,13 +138,13 @@ def test_gravity_run(
 if __name__ == "__main__":
     # Full run
     m_start = test_gravity_fwr_run(
-        "./",
+        Path("./"),
         n_grid_points=20,
         refinement=(4, 8),
     )
 
     m_rec = test_gravity_run(
-        "./",
+        Path("./"),
         max_iterations=15,
         pytest=False,
     )
diff --git a/tests/run_tests/driver_ip_2d_test.py b/tests/run_tests/driver_ip_2d_test.py
index 810ef3193..a300be742 100644
--- a/tests/run_tests/driver_ip_2d_test.py
+++ b/tests/run_tests/driver_ip_2d_test.py
@@ -103,7 +103,6 @@ def test_ip_2d_run(
             conductivity_model=1e-2,
             s_norm=0.0,
             x_norm=0.0,
-            y_norm=0.0,
             z_norm=0.0,
             gradient_type="components",
             chargeability_channel_bool=True,
@@ -134,14 +133,14 @@ def test_ip_2d_run(
 if __name__ == "__main__":
     # Full run
     mstart = test_ip_2d_fwr_run(
-        "./",
+        Path("./"),
         n_electrodes=20,
         n_lines=3,
         refinement=(4, 8),
     )
 
     m_rec = test_ip_2d_run(
-        "./",
+        Path("./"),
         max_iterations=20,
         pytest=False,
     )
diff --git a/tests/run_tests/driver_ip_p3d_test.py b/tests/run_tests/driver_ip_p3d_test.py
index 455bcf551..15e1c76c7 100644
--- a/tests/run_tests/driver_ip_p3d_test.py
+++ b/tests/run_tests/driver_ip_p3d_test.py
@@ -169,14 +169,14 @@ def test_ip_p3d_run(
 if __name__ == "__main__":
     # Full run
     m_start = test_ip_p3d_fwr_run(
-        "./",
+        Path("./"),
         n_electrodes=20,
         n_lines=3,
         refinement=(4, 8),
     )
 
     m_rec = test_ip_p3d_run(
-        "./",
+        Path("./"),
         max_iterations=20,
         pytest=False,
     )
diff --git a/tests/run_tests/driver_ip_test.py b/tests/run_tests/driver_ip_test.py
index 47bb32a53..664427f25 100644
--- a/tests/run_tests/driver_ip_test.py
+++ b/tests/run_tests/driver_ip_test.py
@@ -26,8 +26,8 @@
 
 target_run = {
     "data_norm": 0.00797,
-    "phi_d": 5.524,
-    "phi_m": 0.1174,
+    "phi_d": 4.667,
+    "phi_m": 0.1133,
 }
 
 np.random.seed(0)
@@ -128,14 +128,14 @@ def test_ip_3d_run(
 if __name__ == "__main__":
     # Full run
     mstart = test_ip_3d_fwr_run(
-        "./",
+        Path("./"),
         n_electrodes=20,
         n_lines=5,
         refinement=(4, 8),
     )
 
     m_rec = test_ip_3d_run(
-        "./",
+        Path("./"),
         n_lines=5,
         max_iterations=15,
         pytest=False,
diff --git a/tests/run_tests/driver_joint_surveys_test.py b/tests/run_tests/driver_joint_surveys_test.py
index 81e29067a..14dec1513 100644
--- a/tests/run_tests/driver_joint_surveys_test.py
+++ b/tests/run_tests/driver_joint_surveys_test.py
@@ -4,6 +4,7 @@
 #
 #  geoapps is distributed under the terms and conditions of the MIT License
 #  (see LICENSE file at the root of this source code package).
+from pathlib import Path
 
 import numpy as np
 from geoh5py.objects import Octree
@@ -169,13 +170,13 @@ def test_joint_surveys_inv_run(
 if __name__ == "__main__":
     # Full run
     m_start = test_joint_surveys_fwr_run(
-        "./",
+        Path("./"),
         n_grid_points=20,
         refinement=(4, 8),
     )
 
     m_rec = test_joint_surveys_inv_run(
-        "./",
+        Path("./"),
         max_iterations=15,
         pytest=False,
     )
diff --git a/tests/run_tests/driver_mag_test.py b/tests/run_tests/driver_mag_test.py
index 9b8af19a6..b4ef75524 100644
--- a/tests/run_tests/driver_mag_test.py
+++ b/tests/run_tests/driver_mag_test.py
@@ -24,8 +24,8 @@
 
 target_run = {
     "data_norm": 11.707134,
-    "phi_d": 1.598,
-    "phi_m": 8.824e-6,
+    "phi_d": 34.68,
+    "phi_m": 4.946e-6,
 }
 
 
@@ -110,9 +110,8 @@ def test_susceptibility_run(
             tmi_channel_bool=True,
             z_from_topo=False,
             tmi_channel=tmi.uid,
-            tmi_uncertainty=4.0,
+            tmi_uncertainty=1.0,
             max_global_iterations=max_iterations,
-            initial_beta_ratio=1e0,
             store_sensitivities="ram",
         )
         params.write_input_file(path=tmp_path, name="Inv_run")
@@ -135,8 +134,10 @@ def test_susceptibility_run(
 
 if __name__ == "__main__":
     # Full run
-    m_start = test_susceptibility_fwr_run("./", n_grid_points=20, refinement=(4, 8))
-    m_rec = test_susceptibility_run("./", max_iterations=30, pytest=False)
+    m_start = test_susceptibility_fwr_run(
+        Path("./"), n_grid_points=20, refinement=(4, 8)
+    )
+    m_rec = test_susceptibility_run(Path("./"), max_iterations=30, pytest=False)
     residual = np.linalg.norm(m_rec - m_start) / np.linalg.norm(m_start) * 100.0
     assert (
         residual < 15.0
diff --git a/tests/run_tests/driver_mt_test.py b/tests/run_tests/driver_mt_test.py
index 95f5ee68d..d83bb5b1d 100644
--- a/tests/run_tests/driver_mt_test.py
+++ b/tests/run_tests/driver_mt_test.py
@@ -198,10 +198,12 @@ def test_magnetotellurics_run(tmp_path: Path, max_iterations=1, pytest=True):
 
 if __name__ == "__main__":
     # Full run
-    mstart = test_magnetotellurics_fwr_run("./", n_grid_points=8, refinement=(4, 8))
+    mstart = test_magnetotellurics_fwr_run(
+        Path("./"), n_grid_points=8, refinement=(4, 8)
+    )
 
     m_rec = test_magnetotellurics_run(
-        "./",
+        Path("./"),
         max_iterations=15,
         pytest=False,
     )
diff --git a/tests/run_tests/driver_mvi_test.py b/tests/run_tests/driver_mvi_test.py
index cd4ed929c..5a861c484 100644
--- a/tests/run_tests/driver_mvi_test.py
+++ b/tests/run_tests/driver_mvi_test.py
@@ -26,8 +26,8 @@
 
 target_mvi_run = {
     "data_norm": 8.9433,
-    "phi_d": 0.02951,
-    "phi_m": 4.164e-6,
+    "phi_d": 0.02647,
+    "phi_m": 4.297e-6,
 }
 
 
@@ -140,8 +140,10 @@ def test_magnetic_vector_run(
 
 if __name__ == "__main__":
     # Full run
-    m_start = test_magnetic_vector_fwr_run("./", n_grid_points=20, refinement=(4, 8))
-    m_rec = test_magnetic_vector_run("./", max_iterations=30, pytest=False)
+    m_start = test_magnetic_vector_fwr_run(
+        Path("./"), n_grid_points=20, refinement=(4, 8)
+    )
+    m_rec = test_magnetic_vector_run(Path("./"), max_iterations=30, pytest=False)
     residual = np.linalg.norm(m_rec - m_start) / np.linalg.norm(m_start) * 100.0
     assert (
         residual < 50.0
diff --git a/tests/run_tests/driver_tipper_test.py b/tests/run_tests/driver_tipper_test.py
index cc280a004..fbfebc470 100644
--- a/tests/run_tests/driver_tipper_test.py
+++ b/tests/run_tests/driver_tipper_test.py
@@ -21,9 +21,9 @@
 # Move this file out of the test directory and run.
 
 target_run = {
-    "data_norm": 0.008729,
-    "phi_d": 2.195,
-    "phi_m": 0.4823,
+    "data_norm": 0.008731,
+    "phi_d": 2.213,
+    "phi_m": 0.1786,
 }
 
 np.random.seed(0)
@@ -139,7 +139,6 @@ def test_tipper_run(tmp_path: Path, max_iterations=1, pytest=True):
             upper_bound=0.75,
             max_global_iterations=max_iterations,
             initial_beta_ratio=1e4,
-            sens_wts_threshold=60.0,
             prctile=100,
             store_sensitivities="ram",
             **data_kwargs,
@@ -163,10 +162,10 @@ def test_tipper_run(tmp_path: Path, max_iterations=1, pytest=True):
 
 if __name__ == "__main__":
     # Full run
-    mstart = test_tipper_fwr_run("./", n_grid_points=8, refinement=(4, 8))
+    mstart = test_tipper_fwr_run(Path("./"), n_grid_points=8, refinement=(4, 8))
 
     m_rec = test_tipper_run(
-        "./",
+        Path("./"),
         max_iterations=15,
         pytest=False,
     )