U.S. Environmental Protection Agency
Overview
- Type: Federal Government
- Total datasets: 6657
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The datasets comprise greenhouse gas (GHG) emission factors (Factors) for 1,016 U.S. commodities as defined by the 2017 version of the North American Industry Classification System (NAICS). The...
Search relevance: 1.00 | Views last month: 1965 | Catalog Last Checked: April 21, 2026 at 08:05 PM -
The datasets are comprised of greenhouse gas (GHG) emission factors (Factors) for 1,016 U.S. commodities as defined by the 2017 version of the North American Industry Classification System...
Search relevance: 1.00 | Views last month: 317 | Catalog Last Checked: April 21, 2026 at 08:03 PM -
The Safe Drinking Water Information System (SDWIS) contains information about public water systems and their violations of EPA's drinking water regulations.
Search relevance: 1.00 | Views last month: 216 | Catalog Last Checked: May 01, 2026 at 06:08 PM -
The Walkability Index dataset characterizes every Census 2019 block group in the U.S. based on its relative walkability. Walkability depends upon characteristics of the built environment that...
Search relevance: 1.00 | Views last month: 180 | Catalog Last Checked: May 06, 2026 at 12:31 AM -
Certified models meet all ENERGY STAR requirements as listed in the Version 9.0 Requirements that are effective as of October 27, 2025.
Search relevance: 1.00 | Views last month: 178 | Catalog Last Checked: May 18, 2026 at 10:41 PM -
A REST web service API allowing the retrieval of real time air quality index data from AirNow.
Search relevance: 1.00 | Views last month: 144 | Catalog Last Checked: May 01, 2026 at 06:06 PM -
Certified models meet all ENERGY STAR requirements as listed in the Version 5.0 ENERGY STAR Program Requirements for Residential Refrigerators and Freezers that are effective as of September 15,...
Search relevance: 1.00 | Views last month: 135 | Catalog Last Checked: May 18, 2026 at 10:40 PM -
The International Panel for Climate Change (IPCC) produces regular Assessment Reports that provide global warming potentials (GWPs) for greenhouse gases (GHG) in the context of multiple time...
Search relevance: 1.00 | Views last month: 126 | Catalog Last Checked: April 21, 2026 at 08:04 PM -
Tables presenting supply chain and margin emission factors and data quality scores for US commodities and industries calculated from USEEIO models at two levels of commodity/industry...
Search relevance: 1.00 | Views last month: 119 | Catalog Last Checked: April 21, 2026 at 08:02 PM -
This dataset consists of various USEEIO v2.5 models. All models are built using the coupled model approach described in the EPA 2024 report "Estimating embodied environmental flows in...
Search relevance: 1.00 | Views last month: 118 | Catalog Last Checked: April 21, 2026 at 08:07 PM -
This web service layer, Ozone 8-hr (2015 standard), displays identified state level areas where ground-level ozone have not met the National Ambient Air Quality Standards (NAAQS) established in...
Search relevance: 1.00 | Views last month: 114 | Catalog Last Checked: May 06, 2026 at 12:32 AM -
This dataset is associated with a study published in Water (Water 2025, 17, 2228. https:// doi.org/10.3390/w17152228). This dataset is associated with the following publication: Jalowska, A., D....
Search relevance: 1.00 | Views last month: 102 | Catalog Last Checked: April 21, 2026 at 08:08 PM -
Many organizations quantify greenhouse emissions in their value chain. Emissions from purchased goods and services and capital goods, referred to as Scope 3 emissions in the Greenhouse Gas...
Search relevance: 1.00 | Views last month: 95 | Catalog Last Checked: April 21, 2026 at 07:59 PM -
This dataset contains modeled temperature, ozone, and PM2.5 data for the United States over the 21st century, using two global climate model scenarios and two emissions datasets.
Search relevance: 1.00 | Views last month: 76 | Catalog Last Checked: April 21, 2026 at 08:01 PM -
Excel spreadsheets by species (4 letter code is abbreviation for genus and species used in study, year 2010 or 2011 is year data collected, SH indicates data for Science Hub, date is date of file...
Search relevance: 1.00 | Views last month: 72 | Catalog Last Checked: April 21, 2026 at 07:56 PM -
Brownfields are real property, the expansion, redevelopment, or reuse of which may be complicated by the presence or potential presence of a hazardous substance, pollutant or contaminant. This...
Search relevance: 1.00 | Views last month: 70 | Catalog Last Checked: May 01, 2026 at 06:07 PM -
FuelEconomy.gov provides comprehensive information about vehicles' fuel economy. The official U.S. government site for fuel economy information, it is operated by the Department of Energy and the...
Search relevance: 1.00 | Views last month: 67 | Catalog Last Checked: May 01, 2026 at 06:06 PM -
This GIS dataset contains data on wastewater treatment plants, based on EPA's Facility Registry Service (FRS) and NPDES, along with Clean Watersheds Needs Survey (CWNS) and other data sources.
Search relevance: 1.00 | Views last month: 65 | Catalog Last Checked: May 06, 2026 at 12:30 AM -
The CASTNET Download Data module allows users to select, view, and download CASTNET data (Raw, Aggregate, Modeled & Factual Data) based on user selections. CASTNET sites are located in or near...
Search relevance: 1.00 | Views last month: 61 | Catalog Last Checked: May 01, 2026 at 06:06 PM -
This dataset shows the temporal frequency and spatial extent of cyanobacteria cells in large, freshwater lakes and reservoirs across the continental United States derived from 300x300 meter MEdium...
Search relevance: 1.00 | Views last month: 56 | Catalog Last Checked: May 06, 2026 at 12:02 AM
