MyEnvironment: Where Can I Get the Data?

Envirofacts: Welcome to Envirofacts, a single point of access to select U.S. EPA environmental data. This website provides access to several EPA databases to provide you with information about environmental activities that may affect air, water, and land anywhere in the United States. With Envirofacts, you can learn more about these environmental activities in your area or you can generate maps of environmental information. 

EPA Geospatial Data Access Project:  To improve public health and the environment, the EPA collects information about facilities or sites subject to environmental regulation. The EPA Geospatial Data Access Project provides a downloadable extensible markup language (XML) file, Shapefile and Feature Class of these facilities or sites. Within the file is key facility information, along with associated environmental interests for use in mapping and reporting applications.