A website that lets users easily view heatmaps of hazardous chemical contaminant levels across the state of Michigan. Try it out at https://krithikvallem.github.io/Chemical_Contamination_Heatmap/!
HeatmapDemo.mp4
The data for this website was obtained from the EPA by gathering and analyzing 400,000+ publicly available unstructured datapoints. You can check out the repository containing that code at https://github.com/UMEcoData/Michigan-Chemical-Contamination-Heatmaps!