Rural vs. Urban Household Poverty

This layer displays information about the difference between rural and urban childhood poverty across the United States. Data are based on census-tract level information from the 2008-12 American Community Survey. Census tracts are defined as urban or rural based on 2010 US Census Bureau definitions; tract level information is then aggregated to and displayed at the Public Use Microdata Area (PUMA) geographic level.

Fruit and Vegetable Expenditures

This layer displays census-tract level information about fruit and vegetables expenditures (as a percentage of total food-at-home expenditures). This layer has been updated to use the 2014 Consumer Buying Power data from Nielsen SiteReports.

Locations of Primary Care Physicians

This layer displays the locations of all primary care physicians who accept Medicare. Primary care physicians are those MDs or DOs specializing in family practice, general practice, pediatric medicine, or internal medicine. Data are from the Centers for Medicare and Medicaid Services (CMS) Physician and Other Supplier 2012 Public Use File (PUF), which was released in April 2014, and from the 2013 CMS Physician Compare National Downloadable File.

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 2016 National Hydrography Datataset (NHD) (1:24,000 scale) for large scale mapping. Hydrography is depicted in two layers. Rivers & Streams depicts linear hydrography, including rivers, streams, canals, pipes, and artificial paths (line networks through larger water bodies). Waterbodies depicts area hydrography, including larger rivers, lakes, ponds, seas, bays, estuaries, etc.

PRISM 30-Year Average Minimum Temperature, 1981 – 2010

This layer depicts average annual minimum(low) temperature based on data from 1981 to 2010. Data was obtained from the PRISM Climate Group at Oregon State University. PRISM models climate information using a process which incorporates a digital elevation model. Monthly average data is also available.

PRISM 30-Year Average Precipitation, 1981 – 2010

This layer depicts average annual precipitation amounts based on data from 1981 to 2010. Data was obtained from the PRISM Climate Group at Oregon State University. PRISM models climate information using a process which incorporates a digital elevation model. Monthly average data is also available.

Breast Cancer Incidence Rates by County, 2009-13

Layer displays breast 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.