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 distinctive areas having common topography, rock types and structure, and geologic and geomorphic history.

Gross Domestic Product

This layer displays the Gross Domestic Product (GDP) produced within each U.S. county and the percent change in GDP from the previous year. GDP is the monetary value of all the goods and service produced within a county and is a measure of economic activity. The growth rate of GDP is the most popular indicator…

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 Service (USFS), and is produced through a cooperative project conducted by the Multi-Resolution Land Characteristics…

Providers of Service

This layer displays the point locations of all providers of service (POS) in the U.S. The POS database contains the addresses and characteristics of all health care providers, including hospitals, skilled nursing facilities, rural health clinics, and more.

Head Start Facilities

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.