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

Location Affordability Index for Family at AMI

This layer displays the estimated percentage of household income for housing and transportation for a family earning the Area Median Income (AMI). The expected values for housing and transportation are modeled by HUD using data from the US Census Bureau … Continued

Location Affordability Index for Family Below AMI

This layer displays the estimated monthly cost for housing and transportation for a low-income, single-parent family (earning 50% of the Area Median Income). The values for housing and transportation are modeled by HUD using data from the US Census Bureau … 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

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

Internet Usage at Broadband Speeds

This layer displays the percent of people who use the internet at broadband speeds (Greater than 25 MBPS download speed). Data is derived from the Microsoft data science and analytics team, using anonymized user data and aggregated to the county … Continued

Locations of Dental Care Providers

This layer displays the locations of all dental health care providers with a CMS National Provider Identifier (NPI). Data are from the Centers for Medicare and Medicaid Services (CMS) February 2020 National Provider Identifier (NPI) downloadable file.

Locations of Primary Care Physicians

This layer displays the locations of all dental health care health care professional providing primary care with a CMS National Provider Identifier (NPI). Data are from the Centers for Medicare and Medicaid Services (CMS) February 2020 National Provider Identifier (NPI) … Continued

Locations of Addiction/Substance Abuse Providers

This layer displays the locations of all addiction or substance abuse providers with a CMS National Provider Identifier (NPI). Addiction or substance abuse providers include MDs, DOs, and other credentialed professionals specializing substance abuse treatment, rehabilitation, addiction medicine, or providing … Continued