Cropland Data Layer

This layer displays the Cropland Data Layer (CDL) developed by the USDA National Agricultural Statistics Service (NASS). The CDL is a raster, geo-referenced, crop-specific land cover data layer created annually for the continental United States using moderate resolution satellite imagery … 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

Number of Farms

This layer displays the number of farms in each state and county.

Physiographic Section Regions

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

Characteristics of Assisted Housing Residents

This layer displays information about residents of assisted housing properties in counties across the US. Characteristics include the percent of disabled, elderly, and single-parents in assisted housing facilities.

Watershed Boundary Dataset, 2-Digit Hydrologic Units

The 2-Digit Hydrologic Units, a component of the Watershed Boundary Dataset (WBD), depict the major water resource regions of the United States. A water resource region is the first level of classification used by the United States Geological Survey to … Continued

Watershed Boundary Dataset, 4-Digit Hydrologic Units

The 4-Digit Hydrologic Units, a component of the Watershed Boundary Dataset (WBD), depict the second level hydrologic subdivision of the United States. A 4-digit hydrologic unit includes the area drained by a river system, a reach of a river and … Continued

Watershed Boundary Dataset, 6-Digit Hydrologic Units

The 6-Digit Hydrologic Units, a component of the Watershed Boundary Dataset (WBD), depict the third level hydrologic subdivision of the United States. A 6-digit hydrologic unit may subdivide a 4-digit hydrologic unit or may be equivalent. There are 401 6-digit … Continued