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Federal
www.FuelEconomy.gov
U.S. Environmental Protection Agency —
FuelEconomy.gov provides comprehensive information about vehicles' fuel economy. The official U.S. government site for fuel economy information, it is operated by the... -
Federal
Toxics Release Inventory (TRI)
U.S. Environmental Protection Agency —
The Toxics Release Inventory (TRI) is a dataset compiled by the U.S. Environmental Protection Agency (EPA). It contains information on the release and waste... -
Federal
Safe Drinking Water Information System (SDWIS)
U.S. Environmental Protection Agency —
The Safe Drinking Water Information System (SDWIS) contains information about public water systems and their violations of EPA's drinking water regulations. -
Federal
ENERGY STAR Certified Computers V9.0
U.S. Environmental Protection Agency —
Certified models meet all ENERGY STAR requirements as listed in the Version 9.0 Requirements that are effective as of October 27, 2025. -
Federal
IPCC AR4, AR5, and AR6 20-, 100-, and 500-year GWPs
U.S. Environmental Protection Agency —
The International Panel for Climate Change (IPCC) produces regular Assessment Reports that provide global warming potentials (GWPs) for greenhouse gases (GHG) in the... -
Federal
Clean Air Status and Trends Network (CASTNET) Download Data Module
U.S. Environmental Protection Agency —
The CASTNET Download Data module allows users to select, view, and download CASTNET data (Raw, Aggregate, Modeled & Factual Data) based on user selections.... -
Federal
ACRES - Brownfields Properties
U.S. Environmental Protection Agency —
Brownfields are real property, the expansion, redevelopment, or reuse of which may be complicated by the presence or potential presence of a hazardous substance,... -
Federal
Unobligated Balance CPE
U.S. Environmental Protection Agency —
The definition for this element appears in Section 20 of OMB Circular A-11 issued June 2015; a brief summary from A-11 appears below. Unobligated balance means the... -
Federal
Great Lakes Environmental Database (GLENDA)
U.S. Environmental Protection Agency —
The Great Lakes Environmental Database (GLENDA) houses environmental data collected by EPA Great Lakes National Program Office (GLNPO) programs that sample water,... -
Federal
Uranium Location Database
U.S. Environmental Protection Agency —
A GIS compiled locational database in Microsoft Access of ~15,000 mines with uranium occurrence or production, primarily in the western United States. The metadata... -
Federal
Regional Air Quality Data
U.S. Environmental Protection Agency —
This asset provides data on regional air quality, including trace level SO2, nitric acid, ozone, carbon monoxide, and NOy; and particulate sulfate, nitrate, and... -
Federal
Clean Air Status and Trends Network (CASTNET): Ozone
U.S. Environmental Protection Agency —
8-hour daily maximum ozone concentrations as measured by the Clean Air Status and Trends Network (CASTNET) -
Federal
National Greenhouse Gas Emission Inventory
U.S. Environmental Protection Agency —
The National Greenhouse Gas Emission Inventory contains information on direct emissions of greenhouse gases as well as indirect or potential emissions of greenhouse... -
Federal
The EPA Automotive Trends Report: Greenhouse Gas Emissions, Fuel Economy, and Technology since 1975
U.S. Environmental Protection Agency —
This annual report is part of the U.S. Environmental Protection Agency's (EPA) commitment to provide the public with information about new light-duty vehicle... -
Federal
2012-2022 State-Level Greenhouse Gas Emission Totals by Industry
U.S. Environmental Protection Agency —
These data are an update to 2012-2020 Greenhouse Gas National- and State-Level Emission Totals by Industry (https://doi.org/10.23719/1529805). Data for 2021 and 2022... -
Federal
Drinking Water Maximum Contaminant Levels (MCLs)
U.S. Environmental Protection Agency —
National Primary Drinking Water Regulations (NPDWRs or primary standards) are legally enforceable standards that apply to public water systems. Primary standards... -
Federal
RACT/BACT/LAER Clearninghouse (RBLC)
U.S. Environmental Protection Agency —
OAR's RACT, BACT, LAER Clearinghouse (RBLC) data asset contains summary information on selected air permitting actions from EPA, state, and local permitting agencies... -
Federal
EPA Envirofacts API
U.S. Environmental Protection Agency —
Envirofacts integrates information from a variety of EPA's environmental databases. Each of these databases contains information about facilities that are required to... -
Federal
2012-2020 Greenhouse Gas National- and State-Level Emission Totals by Industry
U.S. Environmental Protection Agency —
These data represent annual greenhouse gas (GHG) emission totals by industry sectors and households for the total U.S. and by state, for years 2012 to 2020. Industry...