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Federal
Walkability Index
U.S. Environmental Protection Agency —
The Walkability Index dataset characterizes every Census 2019 block group in the U.S. based on its relative walkability. Walkability depends upon characteristics of... -
Federal
Neighborhoods, US, 2017, Zillow, SEGS
U.S. Environmental Protection Agency —
This web service depicts nearly 17,000 neighborhood boundaries in over 650 U.S. cities. Zillow created the neighborhood boundaries and is sharing them with the public... -
Federal
US EPA Nonattainment Areas and Designations
U.S. Environmental Protection Agency —
This web service contains the following state level layers:Ozone 8-hr (1997 standard), Ozone 8-hr (2008 standard), Lead (2008 standard), SO2 1-hr (2010 standard),... -
Federal
USEPA Environmental Quality Index (EQI) - Air, Water, Land, Built, and Sociodemographic Domains Non-Transformed Variables Dataset as Input for the 2000-2005 USEPA EQI, by County for the United States
U.S. Environmental Protection Agency —
The US Environmental Protection Agency's (EPA) National Health and Environmental Effects Research Laboratory (NHEERL) in the Environmental Public Health Division... -
Federal
Chesapeake Bay (M130) Bathymetric Digital Elevation Model - NOAA/NOS Estuarine Bathymetry
National Oceanic and Atmospheric Administration, Department of Commerce —
A 1/3 arc-second Mean Lower Low Water bathymetric DEM of NOS hydrographic survey data in the Chesapeake Bay Estuary. -
Federal
US Estimated Private Domestic Wells Map Service
U.S. Environmental Protection Agency —
Private domestic well use estimates for US Census block groups were calculated using a combination of population and housing unit data from the 1990, 2000 and 2010... -
Federal
EnviroAtlas National Layers Master Web Service
U.S. Environmental Protection Agency —
This EnviroAtlas web service supports research and online mapping activities related to EnviroAtlas (https://www.epa.gov/enviroatlas). This web service includes... -
Federal
National Benthic Infaunal Database (NBID)
National Oceanic and Atmospheric Administration, Department of Commerce —
The NBID is a quantitative database on abundances of individual benthic species by sample and study region, along with other synoptically measured environmental... -
Federal
US EPA Nonattainment Areas and Designations-Lead (2008 NAAQS)
U.S. Environmental Protection Agency —
This web service contains the following layers: Lead NAA 2008 NAAQS and Lead NAA Centroids 2008 NAAQS. Full FGDC metadata records for each layer may be found by... -
Federal
EnviroAtlas - Ecosystem Service Market and Project Enabling Conditions, U.S., 2016, Forest Trends' Ecosystem Marketplace
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains polygons depicting conditions enabling market-based programs, referred to herein as markets, and projects addressing ecosystem... -
Federal
USEPA Environmental Quality Index (EQI) and Associated Domain Indices by County for the United States 2000-2005 Original
U.S. Environmental Protection Agency —
The US Environmental Protection Agency's (EPA) National Health and Environmental Effects Research Laboratory (NHEERL) in the Environmental Public Health Division... -
Federal
US EPA 2014 Fine Particulate Pollution (PM2.5) Season Review by City
U.S. Environmental Protection Agency —
This web service contains the following layer: PM25Review35Cities_with2000to2014data. Full FGDC metadata records for each layer may be found by clicking the layer... -
Federal
US EPA Nonattainment Areas and Designations-Annual PM2.5 (2012 NAAQS)
U.S. Environmental Protection Agency —
This web service contains the following layer: PM2.5 Annual 2012 NAAQS State Level. Full FGDC metadata records for each layer may be found by clicking the layer name... -
Federal
NOAA/WDS Paleoclimatology - Cronin et al. 2000 Chesapeake Bay Foraminifera Counts and Paleosalinity Estimates
National Oceanic and Atmospheric Administration, Department of Commerce —
This archived Paleoclimatology Study is available from the NOAA National Centers for Environmental Information (NCEI), under the World Data Service (WDS) for... -
Federal
H06957: NOS Hydrographic Survey , 1944-03-30
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
US EPA Nonattainment Areas and Designations-PM10 (1987 NAAQS)
U.S. Environmental Protection Agency —
This web service contains the following layer: PM10 Nonattainment Areas (1987 NAAQS). Full FGDC metadata records for each layer may be found by clicking the layer... -
Federal
US EPA Nonattainment Areas and Designations - Download Package
U.S. Environmental Protection Agency —
This downloadable data package contains the following state level layers: Ozone 8-hr (1997 standard), Ozone 8-hr (2008 standard), Lead (2008 standard), SO2 1-hr (2010... -
Federal
USEPA Environmental Quality Index (EQI) and Associated Domain Indices by County for the United States 2006-2010
U.S. Environmental Protection Agency —
The US Environmental Protection Agency's (EPA) Center for Public Health and Environmental Assessment (CHPEA) in the Public Health and Environmental Systems Division... -
Federal
US EPA Nonattainment Areas and Designations-Annual PM2.5 (1997 NAAQS)
U.S. Environmental Protection Agency —
This web service contains the following layers: PM2.5 Annual 1997 NAAQS State Level and PM2.5 Annual 1997 NAAQS National . It also contains the following tables:... -
Federal
USEPA Environmental Quality Index (EQI) - Air, Water, Land, Built, and Sociodemographic Domains Non-Transformed Variables Dataset as Input for the 2006-2010 USEPA EQI, by County for the United States
U.S. Environmental Protection Agency —
The US Environmental Protection Agency's (EPA) Center for Public Health and Environmental Assessment (CPHEA) in the Public Health and Environmental Systems Division...