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Federal
USGS Imagery Topo Base Map Service from The National Map 16 recent views
U.S. Geological Survey, Department of the Interior —
USGS Imagery Topo is a tile cache base map of orthoimagery in The National Map and US Topo vector data visible to the 1:9,028 scale. Orthoimagery data are typically... -
Federal
NOAA ENC Direct to GIS
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's Electronic Navigational Charts (NOAA ENCs) have been developed to support the marine transportation infrastructure and coastal management. The NOAA ENCs are in... -
Federal
EnviroAtlas - 2011 Agricultural Land Cover on Steep Slopes for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset represents the percentage land area that is classified as agricultural land cover that occurs on slopes above a given threshold for each... -
Federal
EnviroAtlas National Layers Master Web Service
U.S. Environmental Protection Agency —
This EnviroAtlas web service supports research and online mapping activities related to EnviroAtlas (https://www.epa.gov/enviroatlas). This web service includes... -
Federal
EnviroAtlas - Austin, TX - Atlas Area Boundary
U.S. Environmental Protection Agency —
This EnviroAtlas dataset shows the boundary of the Austin, TX Atlas Area. It represents the outside edge of all the block groups included in the EnviroAtlas Area.This... -
Federal
EnviroAtlas - Fresno, CA - Atlas Area Boundary
U.S. Environmental Protection Agency —
This EnviroAtlas dataset shows the boundary of the Fresno, CA Atlas Area. It represents the outside edge of all the block groups included in the EnviroAtlas Area.... -
Federal
EnviroAtlas - Philadelphia, PA - EnviroAtlas Community Boundary
U.S. Environmental Protection Agency —
This EnviroAtlas dataset shows the Philadelphia, PA EnviroAtlas community boundary. It represents the outside edge of all the block groups included in the EnviroAtlas... -
Federal
EnviroAtlas - Birmingham, AL - Demographics by Block Group
U.S. Environmental Protection Agency —
This EnviroAtlas dataset is a summary of key demographic groups for the EnviroAtlas community. This dataset was produced by the US EPA to support research and online... -
Federal
USGS Governmental Unit Boundaries Overlay Map Service from The National Map
U.S. Geological Survey, Department of the Interior —
The USGS Governmental Unit Boundaries service from The National Map (TNM) represents major civil areas for the Nation, including States or Territories, counties (or... -
Federal
EnviroAtlas Community Boundaries Web Service
U.S. Environmental Protection Agency —
This EnviroAtlas dataset shows the boundaries of all EnviroAtlas Communities. It represents the outside edge of all the block groups included in each EnviroAtlas... -
Federal
EnviroAtlas - Phoenix, AZ - Demographics by Block Group
U.S. Environmental Protection Agency —
This EnviroAtlas dataset is a summary of key demographic groups for the EnviroAtlas community. This dataset was produced by the US EPA to support research and online... -
Federal
EnviroAtlas - NHDPlus V2 Hydrologic Unit Boundaries Web Service - Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas web service contains layers depicting hydrologic unit boundary layers and labels for the Subregion level (4-digit HUCs), Subbasin level (8-digit... -
Federal
EnviroAtlas - Big Game Hunting Recreation Demand by 12-Digit HUC in the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes the total number of recreational days per year demanded by people ages 18 and over for big game hunting by location in the... -
Federal
EnviroAtlas - NHDPlus V2 WBD Snapshot, EnviroAtlas version - Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset is a digital hydrologic unit boundary layer to the Subwatershed (12-digit) 6th level for the conterminous United States, based on the January... -
Federal
EnviroAtlas - New Haven, CT - EnviroAtlas Community Boundary
U.S. Environmental Protection Agency —
This EnviroAtlas dataset shows the boundary of the New Haven, CT EnviroAtlas Community. It represents the outside edge of all the block groups included in the... -
Federal
EnviroAtlas - Los Angeles, CA - EnviroAtlas Community Boundary
U.S. Environmental Protection Agency —
This EnviroAtlas dataset shows the Los Angeles, CA EnviroAtlas community boundary. It represents the outside edge of all the block groups included in the EnviroAtlas... -
Federal
USGS Map Indices Overlay Map Service from The National Map
U.S. Geological Survey, Department of the Interior —
The USGS Map Indices service from The National Map (TNM) consists of 1x1 Degree, 30x60 Minute (100K), 15 Minute (63K), 7.5 Minute (24K), and 3.75 Minute grid polygons... -
Federal
EnviroAtlas - Philadelphia, PA - Demographics by Block Group
U.S. Environmental Protection Agency —
This EnviroAtlas dataset is a summary of key demographic groups for the EnviroAtlas community. This dataset was produced by the US EPA to support research and online... -
Federal
EnviroAtlas - Memphis, TN - EnviroAtlas Community Boundary
U.S. Environmental Protection Agency —
This EnviroAtlas dataset shows the boundary of the Memphis, TN EnviroAtlas Community. It represents the outside edge of all the block groups included in the... -
Federal
EnviroAtlas - New York, NY - Demographics by Block Group
U.S. Environmental Protection Agency —
This EnviroAtlas dataset is a summary of key demographic groups for the EnviroAtlas community. This dataset was produced by the US EPA to support research and online...