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.
Air Toxics – Cancer Risk by Census Tract
Layer displays the modeled cancer risk associated with air toxics exposure. Figures represents the likelihood of hazardous exposure per 1 million population.
Multi-Family Building Permits by County, 2015
This layer displays information about new multi-family, residential building permits issued in counties across the United States in 2015. Data are from the US Census Bureau’s Residential Building Permits Survey and accessed via the US Department of Housing and Urban Development (HUD) State of the Cities Data System: Building Permits Database.
Private Schools by Religious Affiliation
This layer displays the location and religious affiliation of private schools across the US. Data are from the National Center for Education Statistics (NCES) 2011-12 Private School Universe Survey (PSS).
Rural vs. Urban Childhood 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 2010-14 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.
Rural vs. Urban Educational Attainment
This layer displays information about the difference between rural and urban educational attainment across the United States. Data are based on census-tract level information from the 2010-14 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.
Adequate Vegetable 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. This indicator represents the percentage of adults who indicated that they consumed more than 1 serving of other vegetables per day.
Majority-Minority Schools
This layer displays the location of public schools where the majority (50% or more) of the student body is a minority race or ethnicity (American Indian, Asian, Black, Hispanic/Latino, Pacific Islander, or Multiple Race). This point-level data is acquired from the 2014-2015 National Center for Education Statistics (NCES) Common Core of Data (CCD).
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 many times per day, week, or month did you eat fruit? Count fresh, frozen, or canned fruit.” and “During the past month, how many times per day, week or month did you drink 100% PURE fruit juices? Do not include fruit-flavored drinks with added sugar or fruit juice you made at home and added sugar to. Only include 100% juice.”
Change in Food Desert Census Tracts, 2010-2015
This layer displays changes in Food Desert Census Tracts between 2010 and 2015. More information can be found in the January 2017 report, Low-Income and Low-Supermarket-Access Census Tracts, 2010-2015.