Access to SNAP-Authorized Retailers

This layer displays the number and rate of SNAP-authorized retailers in each census tract and county. Locations of retailers are based on the May 15, 2016 USDA directory of SNAP-authorized retailers.

Lung Cancer Incidence Rates, 2008-12

Layer displays lung cancer incidence rates per 100,000 population by state and county. Additional map layers from this update include incidence rates for breast, cervical, colon / rectum, and prostate cancer.

Access to Farmer’s Markets

This layer displays the percentage of each county’s population (or low income population) living near a farmer’s market (defined as within a 3 mile radius in urban areas and a 10 mile radius in urban areas). Data have been updated … Continued

National Hydrography Dataset (Area)

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

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 2014 National Map Hydrographic Geodatabase (1:1,000,000 scale) for small to medium scales, and the … Continued

Adequate Fruit Consumption by State, 2015

Indicator percentages are acquired from analysis of annual survey data from the Behavioral Risk Factor Surveillance System (BRFSS) for survey year 2015. Percentages are generated based on valid responses to the following questions:“During the past month, not counting juice, how … Continued