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Federal
Walkability Index 1620 recent views
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 56 recent views
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
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 43 recent views
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
EnviroAtlas National Layers Master Web Service 20 recent views
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
Chesapeake Bay (M130) Bathymetric Digital Elevation Model - NOAA/NOS Estuarine Bathymetry 14 recent views
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 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) 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
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 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
EnviroAtlas - NHDPlus V2 Flowlines and Waterbodies Web Service - Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas web service contains layers depicting NHD Version 2.1 Plus flowlines and waterbodies for the conterminous United States. EnviroAtlas... -
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
EnviroAtlas - Ecosystem Service Market and Project Areas, U.S., 2015, Forest Trends' Ecosystem Marketplace
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains polygons depicting the geographic areas of market-based programs, referred to herein as markets, and projects addressing ecosystem... -
Federal
USEPA Environmental Quality Index (EQI) - Air, Water, Land, Built, and Sociodemographic Domains 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 Public Health and Environmental Systems Division... -
Federal
USEPA Environmental Quality Index (EQI) - Air, Water, Land, Built, and Sociodemographic Domains 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
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... -
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
EnviroAtlas - NHDPlus V2 Hydrologic Unit Boundaries Web Service - Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas web service contains layers depicting hydrologic unit boundary layers and labels for the Subregion level (4-digit HUCs), Subbasin level (8-digit... -
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 - Ecosystem Service Market and Project Locations, U.S., 2015, Forest Trends' Ecosystem Marketplace
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains points depicting the location of market-based programs, referred to herein as markets, and projects addressing ecosystem services... -
Federal
National Status and Trends: Bioeffects Assessment Program, Chesapeake Bay Summary Database (1998-2001)
National Oceanic and Atmospheric Administration, Department of Commerce —
This study was based on the sediment quality triad (SQT) approach. A stratified probabilistic sampling design was utilized to characterize the Chesapeake Bay system...