Air Facility System Sites

This layer displays the locations of regulated facilities that discharge air pollutants in the United States. The Air Facility System (AFS) contains compliance and permit data for stationary sources of air pollution (such as electric power plants, steel mills, factories, … Continued

Air Quality System Sites

This layer displays the locations of air quality monitoring stations in the United States. The Air Quality System (AQS) contains ambient air pollution data collected by EPA, state, Local, and tribal air pollution control agencies from thousands of monitoring stations. … Continued

National Pollutant Discharge Elimination System (NPDES)

This layer displays the locations of regulated facilities that discharge pollutants into surface waters in the United States. Location and environmental characteristics about facilities requiring discharge permits is contained in the Environmental Protection Agency (EPA) National Pollutant Discharge Elimination System … Continued

Tree Canopy Areas

This layer shows the percentage of land area covered by tree canopy based on data from the 2016 The National Land Cover Database (NLCD) Percent Tree Canopy Collection. The NLCD tree canopy imagery is a product of the U.S. Forest … Continued

Head Start Facilities

This layer displays locations of Head Start facilities in the United States. The Administration for Children and Families (ACF) identifies head start facilities as either a center, an early childhood center, a seasonal / migrant center, or any combination of … Continued

Average Number of High-Speed Internet Providers

This layer displays variation in the number of high-speed internet providers across the United States. Data are from the August, 2019 release of the Federal Communication Commission (FCC) Fixed Broadband Deployment Dataset and reflect conditions as of June 2018. Data … Continued

Access to High-Speed Internet

This layer displays the percentage of population with access to broadband internet. Data are from the August, 2019 release of the Federal Communication Commission (FCC) Fixed Broadband Deployment Dataset and reflect conditions as of June 2018. Data are available by … Continued

Wildfire Perimeters

The layer displays historic wildland fire perimeters. The Geospatial Multi-Agency Coordination group, or GeoMAC, is an internet-based mapping tool originally designed for fire managers to access online maps of current fire locations and perimeters in the U.S. Perimeters are submitted … Continued