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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
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
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
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 EPA Nonattainment Areas and Designations-SO2 (2010 NAAQS)
U.S. Environmental Protection Agency —
This web service contains the following layer: SO2 2010 NAAQS State Level. Full FGDC metadata records for each layer may be found by clicking the layer name at the... -
Federal
US EPA Nonattainment Areas and Designations-24 Hour PM2.5 (2006 NAAQS)
U.S. Environmental Protection Agency —
This web service contains the following layers: PM2.5 24hr 2006 NAAQS State Level and PM2.5 24hr 2006 NAAQS National. Full FGDC metadata records for each layer may be... -
Federal
US EPA Nonattainment Areas and Designations-8 Hour Ozone (1997 NAAQS)
U.S. Environmental Protection Agency —
This web service contains the following layers: Ozone 1997 NAAQS NAA State Level and Ozone 1997 NAAQS NAA National Level. Full FGDC metadata records for each 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
US EPA 2014 Ozone Season Review by City
U.S. Environmental Protection Agency —
This web service contains the following layer: OzoneReview35Cities_with2000to2014data. Full FGDC metadata records for each layer may be found by clicking the layer... -
Federal
EnviroAtlas - Number of Water Markets per HUC8 Watershed, U.S., 2015, Forest Trends' Ecosystem Marketplace
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains polygons depicting the number of watershed-level market-based programs, referred to herein as markets, in operation per 8-digit HUC... -
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
NCCOS Long-term Monitoring Project: Regional Ecological Assessments and National Benthic Inventory
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's National Centers for Coastal Ocean Science (NCCOS) works in partnership with other federal agencies and coastal states to conduct assessments of ecological... -
Federal
Methane (CH4) in water, Methane (CH4) stable carbon isotope ratios, and others in Rock Creek, Chesapeake Bay from 2016-07-12 to 2021-08-06 (NCEI Accession 0244510)
National Oceanic and Atmospheric Administration, Department of Commerce —
There are three data types in this dataset. 1) Dissolved methane concentrations and stable carbon isotope ratios were measured from water samples collected in the... -
Federal
NGBS: Points for Smart Location Practices
U.S. Environmental Protection Agency —
These map layers present the number of National Green Building Standard points awarded for a project site or lot’s relative walkability, and accessibility to jobs via... -
Federal
H12321: NOS Hydrographic Survey , Central Chesapeake Bay, MD, 2011-05-18
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
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
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-8 Hour Ozone (2008 NAAQS)
U.S. Environmental Protection Agency —
This web service contains the following layers: Ozone 2008 NAAQS NAA State Level and Ozone 2008 NAAQS NAA National Level. Full FGDC metadata records for each layer... -
Federal
Discrete bottle samples of dissolved inorganic carbon (DIC), total Alkalinity (TA), pH on total scale and salinity, made at two locations near Chesapeake Biological Laboratory from 2021-06-23 to 2021-07-06 (NCEI Accession 0303110)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset contains the discrete bottle data collected at two locations in the vicinity of an oyster aquaculture facility at the Chesapeake Biological Laboratory in...