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Federal
Military Bases
Department of Transportation —
The Military Bases dataset was last updated on November 11, 2025 and are defined by Fiscal Year 2024 data, from the Office of the Assistant Secretary of Defense for... -
Federal
Global Historical Climatology Network - Daily (GHCN-Daily), Version 3
National Oceanic and Atmospheric Administration, Department of Commerce —
The Global Historical Climatology Network - Daily (GHCN-Daily/GHCNd) dataset integrates daily climate observations from approximately 30 different data sources.... -
Federal
USGS Water-Quality Data for the Nation - National Water Information System (NWIS)
Department of the Interior —
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the... -
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
Integrated Surface Dataset (Global) (Version Superseded)
National Oceanic and Atmospheric Administration, Department of Commerce —
This version has been superseded by a newer version. It is highly recommended for users to access the current version. Users should only access this superseded... -
Federal
NOAA Monthly U.S. Climate Divisional Database (NClimDiv)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset replaces the previous Time Bias Corrected Divisional Temperature-Precipitation Drought Index. The new divisional data set (NClimDiv) is based on the... -
Federal
Air Quality System (AQS) Monitoring Network, EPA OAR OAQPS
U.S. Environmental Protection Agency —
This GIS dataset contains points which depict air quality monitors within EPA's Air Quality System (AQS) monitoring network. This dataset is updated weekly to reflect... -
Air Quality History
District of Columbia —
This dataset contains quality assured and DOEE-certified air quality data collected from the District’s five air monitoring network sites. The dataset covers a three-... -
Federal
Global Land One-kilometer Base Elevation (GLOBE) v.1
National Oceanic and Atmospheric Administration, Department of Commerce —
GLOBE is a project to develop the best available 30-arc-second (nominally 1 kilometer) global digital elevation data set. This version of GLOBE contains data from 11... -
Federal
Daily and Annual PM2.5, O3, and NO2 Concentrations at ZIP Codes for the Contiguous U.S., 2000-2016, v1.0
National Aeronautics and Space Administration —
The Daily and Annual PM2.5, O3, and NO2 Concentrations at ZIP Codes for the Contiguous U.S., 2000-2016, v1.0 data set contains daily and annual concentration... -
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
NCEI Standard Product: World Ocean Database (WOD)
National Oceanic and Atmospheric Administration, Department of Commerce —
The World Ocean Database (WOD) is the world's largest publicly available uniform format quality controlled ocean profile dataset. Ocean profile data are sets of... -
Federal
RCRA Generators
U.S. Environmental Protection Agency —
EPA regulates hazardous waste under the Resource Conservation and Recovery Act (RCRA) to ensure these wastes are managed in ways that protect human health and the... -
Federal
National Coral Reef Monitoring Program: Water chemistry of the coral reefs in the Pacific Ocean
National Oceanic and Atmospheric Administration, Department of Commerce —
This collection contains water sample data that are collected and analyzed to assess spatial and temporal variation in the seawater carbonate systems of coral reef... -
Federal
Meteorological Data (including visibility)
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Ocean Service (NOS) maintains a long-term database containing data from active and historic stations installed all over the United States and U.S.... -
Federal
Global Ensemble Forecast System (GEFS) [1 Deg.]
National Oceanic and Atmospheric Administration, Department of Commerce —
The Global Ensemble Forecast System (GEFS) is a weather forecast model made up of 21 separate forecasts, or ensemble members. The National Centers for Environmental... -
Federal
Tides and Currents Map: an interactive map of all CO-OPS stations NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
This interactive map has many features designed to provide a quick and easy way to find a Center for Operational Oceanographic Products and Services (CO-OPS) station.... -
Federal
Hazardous Waste/IGD: EF_RCRA
U.S. Environmental Protection Agency —
EF_RCRA is a subset of facilities from FRS_PROGRAM_FACILITY and associated best-available geospatial coordinates. Facility Registry Service (FRS) data are refreshed... -
Federal
Great Smoky Mountains National Park Trout Distribution
Department of the Interior —
The brook trout (Salvelinus fontinalis) is the only trout native to the southern Appalachian Mountains. It was once widespread in Great Smoky Mountains National Park... -
Federal
Data for multiple linear regression models for predicting microcystin concentration action-level exceedances in selected lakes in Ohio
Department of the Interior —
Site-specific multiple linear regression models were developed for eight sites in Ohio—six in the Western Lake Erie Basin and two in northeast Ohio on inland...