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. Harvested May 19, 2017. Internet Archive URL: https://web.archive.org/web/*/https://www.epa.gov/enviro/system-data-searches