Air Facility System Sites

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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, and universities) regulated by EPA, state and local air pollution agencies. The information in AFS is used by the states to prepare State Implementation Plans (SIPs) and to track the compliance status of point sources with various regulatory programs under Clean Air Act. For more information, please visit the EPA Air Facility System web page.

Average Number of High-Speed Internet Providers

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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 are available by county, census tract, and census block group. Values are population-weighted; caculations do not include cellular internet providers.

High-Speed Internet, Maximum Download Speeds

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This layer displays the maximum advertised download speed available from fixed internet (DSL, cable, fiber, etc.) and terrestrial/fixed wireless internet providers. 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 reported by census block (centroid).

Fatal Motor Vehicle Crashes by Location, 2017

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This layer displays the location or intersection of fatal crashes occurring in 2017. This layer can be toggled to view fatal crashes involving a drunk driver, and crashes with pedestrian fatalities.

Fatal Motor Vehicle Crashes by Location, 2018

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This layer displays the location or intersection of fatal crashes occurring in 2018. This layer can be toggled to view fatal crashes involving a drunk driver, and crashes with pedestrian fatalities.

Fatal Motor Vehicle Crashes by County, 2014-2018

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This layer displays the number and rate of fatalities from motor vehicle crashes ccurring between 2014 and 2018, aggregated by county. Unlike typical mortality data, this data layer represents the location of the fatal crash, and not the county of the decedent’s residence.

Safe Drinking Water Information System Sites

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This layer displays the locations of a subset of the Environmental Protection Agency (EPA) Safe Drinking Water Information System (SDWIS) sites. The SDWIS contains information about public water systems and their violations of EPA’s drinking water regulations. Data can be accessed through the EPA’s Clip N Ship map application. For more information, please visit the Safe Drinking Water Information System web page.

Air Quality System Sites

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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. AQS also contains meteorological data, descriptive information about each monitoring station (including its geographic location and its operator), and data quality assurance/quality control information. For more information, please visit the EPA Air Quality System web page.

Head Start Facilities

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This layer displays locations of Head Start facilites 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 these designations.