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AP-42: Compilation of Air Pollutant Emissions Factors from stationary sources is EPA's primary compilation of emission factors for stationary sources. AP-42 contains emission factors, emission...
Search relevance: 1.00 | Views last month: 16 | Catalog Last Checked: July 09, 2026 at 12:46 PM -
This dataset contains relative and absolute forecasts of emissions through 2020 for landfills, natural gas and oil systems, coal mines, manure management and enteric fermentation. See the full...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: May 01, 2026 at 06:06 PM -
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: July 08, 2026 at 12:07 PM -
This dataset is made up of hourly measurements of PM2.5 and PM10, and meteorological measurements, collected through DOEE’s Purple Air network in the District of Columbia. The meteorological data...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: July 14, 2026 at 08:10 PM -
In response to the BP oil spill, EPA monitored sediment near the spill. While emergency response data collection has ended, results continue to be available on this site.
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: June 18, 2026 at 12:18 AM -
The PCB Residue Effects (PCBRes) Database was developed to assist scientists and risk assessors in correlating PCB and dioxin-like compound residues with toxic effects. The purpose is to develop...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: May 06, 2026 at 12:38 AM -
This dataset is made up of hourly measurements of PM2.5 and PM10, and meteorological measurements, collected through DOEE’s Clarity Node network in the District of Columbia. The meteorological...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: July 14, 2026 at 08:10 PM -
Air Trends provides geographic trend information for specific air pollutants. There are links to two types of summaries provided on this page - air quality trends and air quality design values....
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: July 09, 2026 at 12:46 PM -
The Toxic Substances Control Act (TSCA) requires that data be developed on the effect of chemical substances and mixtures on health and the environment. This data source collects the applicable...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: May 06, 2026 at 12:33 AM -
The dataset contains ambient air pollution data and circulating miRNA data of subjects from the CADEE study. This dataset is associated with the following publication: Chen, H., Y. Xu, A....
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: April 21, 2026 at 07:59 PM -
The PCB Residue Effects (PCBRes) Database was developed to assist scientists and risk assessors in correlating PCB and dioxin-like compound residues with toxic effects. The purpose is to develop...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: May 01, 2026 at 06:07 PM -
This dataset contains the output for modeling runs that were performed to investigate the effectiveness of various technologies and lay the groundwork for the formulation of policies for reducing...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: May 01, 2026 at 06:06 PM -
The Toxic Substances Control Act (TSCA) requires that data be developed on the effect of chemical substances and mixtures on health and the environment. This data source collects the applicable...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: May 01, 2026 at 06:07 PM -
This dataset contains the sub-model for EPA's MARKAL model, which tracks methane emissions from the energy system, and limited other sources (landfills and manure handling). This dataset includes...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: May 01, 2026 at 06:06 PM
