Allows users to access high-resolution environmental and demographic information for locations in the United States, and compare their selected locations to the rest of the state, EPA region, or the nation. A set of map layers including hazardous waste, air pollution, water discharges, toxic releases, superfund, brownfields, RADinf Internet Archive URL: https://web.archive.org/web/*/https://www.epa.gov/nepa/nepassist