Area in Tree Canopy

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This layer shows the percentage of land area covered by tree canopy based on data from the 2021 The National Land Cover Database (NLCD) Percent Tree Canopy Collection. Figures are also available as population weighted percentages based on 2020 American … Continued

Physiographic Section Regions

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This is a polygon coverage of Physiographic Divisions in the conterminous United States. It was automated from Fenneman’s 1:7,000,000-scale map, “Physical Divisions of the United States,” which is based on eight major 1946 divisions, 25 provinces, and 86 sections representing … Continued

National Hydrography Dataset (NHD) Flowline

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The National Hydrography Dataset (NHD) is used to portray surface water. The NHD represents the drainage network with features such as rivers, streams, canals, lakes, ponds, coastline, etc. The principal components of the NHD are: NHDFlowline: This is the fundamental … Continued

Hydrography – Rivers & Streams

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Hydrography depicts surface water, including rivers and streams, lakes and ponds, canals, coastlines, and many other water features. The Hydrography layer combines two data sets: the 2021 National Map Hydrographic Geodatabase (1:1,000,000 scale) for small to medium scales, and the … Continued

Current Wildland Fire Locations

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This layer displays the location of current wildland fire locations. Points are symbolized based on the daily acres burned, and the current fire behavior. Data is updated daily.

Wildfire Perimeters

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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