Data Catalog

• 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

  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...

  • HTML
• 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....

  • CSV
• 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,...

  • HTML
• 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,...

  • API
  • BIN
• 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...

  • HTML
• Federal

  AirCompare

  U.S. Environmental Protection Agency —

  AirCompare contains air quality information that allows a user to compare conditions in different localities over time and compare conditions in the same location at...

  • HTML
• 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...

  • CSV
• 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...

  • Comma-Separated Values (.csv)
• Federal

  Integrated Compliance Information System (ICIS)

  U.S. Environmental Protection Agency —

  The purpose of ICIS is to meet evolving Enforcement and Compliance business needs for EPA and State users by integrating information into a single integrated data...

  • HyperText Markup Language (HTML) (.html)
  • HTML
• 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...

  • HTML
• Federal

  2013 EPA Vessels General Permit (VGP)

  U.S. Environmental Protection Agency —

  Information for any vessel that submitted a Notice of Intent (NOI), Notice of Termination (NOT), or annual report under EPA's 2013 Vessel General Permit (VGP). Search...
• Federal

  Certification Plan and Reporting Database (CPARD)

  U.S. Environmental Protection Agency —

  CPARD contains (1) EPA-approved State, Tribal and Federal certification plans required by the Federal Insecticide, Fungicide, Rodenticide Act to administer a...

  • Information is read directly from webpages. Where information is sortable, it can be downloaded into a pdf, Excel, html format.
• 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

  AirNow Real Time Air Quality REST API

  U.S. Environmental Protection Agency —

  A REST web service API allowing the retrieval of real time air quality index data from AirNow.

  • HTML
• Federal

  Ambient Air Quality Data Inventory

  U.S. Environmental Protection Agency —

  The Office of Air and Radiation's (OAR) Ambient Air Quality Data (Current) contains ambient air pollution data collected by EPA, other federal agencies, as well as...
• Federal

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

  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...

  • CSV
• Federal

  Clean Air Markets Program Data Application (CAMPD)

  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...

  • CSV
• Federal

  Toxicity Reference Database

  U.S. Environmental Protection Agency —

  The Toxicity Reference Database (ToxRefDB) contains approximately 30 years and $2 billion worth of animal studies. ToxRefDB allows scientists and the interested...
• Federal

  Beach Advisory and Closing Online Notification (BEACON) system

  U.S. Environmental Protection Agency —

  Beach Advisory and Closing Online Notification system (BEACON) is a colletion of state and local data reported to EPA about beach closings and advisories. BEACON is...

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

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