Search datasets
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The Grants Reporting and Tracking System (GRTS) is the primary tool for management and oversight of EPA's Nonpoint Source (NPS) Pollution Control Program. GRTS pulls grant information from EPA's...
Search relevance: 1.00 | Views last month: 25 | Catalog Last Checked: August 01, 2026 at 03:30 AM -
The High Production Volume Information System (HPVIS) provides access to select health and environmental effect information on chemicals that are manufactured in exceptionally large amounts.
Search relevance: 1.00 | Views last month: 24 | Catalog Last Checked: August 01, 2026 at 03:29 AM -
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 violations of drinking water...
Search relevance: 1.00 | Views last month: 23 | Catalog Last Checked: August 01, 2026 at 03:30 AM -
The Toxicity Reference Database (ToxRefDB) contains approximately 30 years and $2 billion worth of animal studies. ToxRefDB allows scientists and the interested public to search and download...
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The Environmental Quality Index (EQI) accounts for the multiple domains of the environment with which humans interact. These domains include chemical, natural, built, and sociodemographic...
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National Primary Drinking Water Regulations (NPDWRs or primary standards) are legally enforceable standards that apply to public water systems. Primary standards protect public health by limiting...
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An introduction to the 2022 Indicators of Climate Change in California Report. The Indicators of Climate Change in California report documents observed changes in the state’s climate and its...
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Includes accelerometer data using an ActiGraph to assess usual sedentary, moderate, vigorous, and very vigorous activity at baseline, 6 weeks, and 10 weeks. Includes relative reinforcing value...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 01, 2026 at 04:52 AM -
This site includes all of the ozone-depleting substances (ODS) recognized by the Montreal Protocol. The data include ozone depletion potentials (ODP), global warming potentials (GWP), and CAS...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: August 01, 2026 at 03:29 AM -
The Human Exposure Database System (HEDS) provides public access to data sets, documents, and metadata from EPA on human exposure. It is primarily intended for scientists involved in human...
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This dataset provides the water-quality results for organic and inorganic concentrations analyzed from samples collected at domestic and commercial tapwater faucets and one spring, sourced in...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: August 01, 2026 at 04:28 AM -
This site includes the global warming potential (GWP) of ozone depleting substance substitutes, their atmospheric lifetime, and uses.
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Autism and green space metrics in California elementary school districts. This dataset is associated with the following publication: Wu, J., and L. Jackson. Inverse Relationship Between Urban...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: August 03, 2026 at 12:42 AM -
EPA?s Integrated Risk Information System (IRIS) is a compilation of electronic reports on specific substances found in the environment and their potential to cause human health effects.
Search relevance: 1.00 | Views last month: 7 | Catalog Last Checked: August 01, 2026 at 03:29 AM -
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 days of new, unpublished...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 03, 2026 at 04:44 AM -
This data set contains the result for inorganic constituents and organic compounds collected from tapwater locations, as well as water filtration plants, in East Chicago, Indiana, and Chicago,...
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This dataset describes the identification of phytoplankton to the lowest taxonomic level (typically species), as well as abundance (density) and biovolume from grab samples collected from Lake...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 04:42 AM -
The Toxics Release Inventory (TRI) Chemical Hazard Information Profiles (TRI-CHIP) dataset contains hazard information about the chemicals reported in TRI. Users can use this XML-format dataset to...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 03:29 AM -
This dataset includes volcanic ash leachate, catchment and rainwater chemistry for samples collected between May-June 2018.
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:22 AM -
Geospatial and temporal records of NRDC state reported HAB events and state recreational advisories with matching MERIS and Setninel-3 satellite data. This dataset is associated with the...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 12:48 AM
