Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means youโ€™ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to content
201 datasets found
  • Federal

    Regional Air Quality Data 146 recent views

    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

    Toxics Release Inventory (TRI) 101 recent views

    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) 86 recent views

    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

    ACRES - Brownfields Properties 32 recent views

    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

    www.FuelEconomy.gov 32 recent views

    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

    Clean Air Status and Trends Network (CASTNET): Ozone 31 recent views

    U.S. Environmental Protection Agency —

    8-hour daily maximum ozone concentrations as measured by the Clean Air Status and Trends Network (CASTNET)
  • Federal

    Clean Air Status and Trends Network (CASTNET) Download Data Module 25 recent views

    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

    Drinking Water Maximum Contaminant Levels (MCLs) 20 recent views

    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

    Clean Air Markets Program Data Application (CAMPD) 19 recent views

    U.S. Environmental Protection Agency —

    The Clean Air Markets Program Data (CAMPD) application, accessible at https://campd.epa.gov/, allows users to view Clean Air Markets data through the Custom Data...
  • Federal

    Toxic Substances Control Act (TSCA) 8(e) Notices and FYI Submissions 16 recent views

    U.S. Environmental Protection Agency —

    Section 8(e) of the Toxic Substances Control Act (TSCA) requires U.S. chemical manufacturers, importers, processors and distributors to notify EPA within 30 calendar...
  • Federal

    Substance Identification Information from EPA's Substance Registry 12 recent views

    U.S. Environmental Protection Agency —

    The Substance Registry Services (SRS) is the authoritative resource for basic information about substances of interest to the U.S. EPA and its state and tribal...
  • Federal

    Report on U.S. Methane Emissions 1990-2020: Inventories, Projections, and Opportunities for Reductions: 2001 Updated emission and cost estimates 12 recent views

    U.S. Environmental Protection Agency —

    This dataset contains relative and absolute forecasts of emissions through 2020 for landfills, natural gas and oil systems, coal mines, manure management and enteric...
  • Federal

    Facility Registry Service (FRS) 11 recent views

    U.S. Environmental Protection Agency —

    The Facility Registry Service (FRS) provides an integrated source of comprehensive (air, water, and waste) environmental information about facilities across EPA,...
  • Federal

    Uranium Location Database 11 recent views

    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

    SDWISFED Drinking Water Data 11 recent views

    U.S. Environmental Protection Agency —

    SDWIS/FED is EPA's national regulatory compliance database for the drinking water program. It includes information on the nation's 160,000 public water systems and...
  • Federal

    Watershed Assessment, Tracking & Environmental ResultS (WATERS) 10 recent views

    U.S. Environmental Protection Agency —

    The Watershed Assessment, Tracking & Environmental Results (WATERS) is an integrated information system for the nation's surface waters connecting Office of Water...
  • Federal

    Compass Financials IT System 10 recent views

    U.S. Environmental Protection Agency —

    Compass Financials is a web application developed by CGI Federal Inc. It provides the tools needed to effectively manage, budget and track expenditures.
  • Federal

    National List of Beaches

    U.S. Environmental Protection Agency —

    EPA has published a list of coastal recreation waters adjacent to beaches (or similar points of access) used by the public in the U.S. The list, required by the...
  • Federal

    Complete 2010 Greenhouse Gas Data

    U.S. Environmental Protection Agency —

    These files contain the publicly available data from the GHG Reporting Program for 2010. This data includes non-confidential data reported by facilities that directly...
  • Federal

    Wetland Program Development Grants (WPDGs)

    U.S. Environmental Protection Agency —

    The Wetland Grant Database (WGD) houses grant data for Wetland Program Development Grants (created by EPA in 1990 under the Clean Water Act Section 104(b)(3)...
201 datasets found

You can also access this registry using the API (see API Docs).

Didn't find what you're looking for? Suggest a dataset here.