• Organization: Louisville Metro Government
• Updated: 2022-07-25T15:14:23.000Z

Emissions inventories: emissions reported by regulated facilities and modeled emissions from vehicles, smaller sources, wildfires, etc. Can select data by pollutant and/or geography, then download...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2016-04-11T00:00:00.000+00:00

This web service contains layers that depict annual emissions for 2014 at the facility and county level for the following criterial pollutants: CO, Lead, NH3, NOx, PM10, PM25, SO2, and VOC. The...

• Organization: U.S. Environmental Protection Agency
• Updated: 2017-03-02T00:00:00.000+00:00

This US EPA Office of Air and Radiation, Office of Air Quality Planning and Standards, Air Quality Assessment Division, Air Quality Analysis Group (OAR, OAQPS, AQAD, AQAG) web service contains the...

• Organization: U.S. Environmental Protection Agency
• Updated: 2021-03-25

This dataset contains 2017 national level criteria and hazardous air pollutant emissions by North American Industry Classification System (NAICS) 2012 6-digit codes. This dataset was created in...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2017-03-02T00:00:00.000+00:00

This US EPA Office of Air and Radiation, Office of Air Quality Planning and Standards, Air Quality Assessment Division, Air Quality Analysis Group (OAR, OAQPS, AQAD, AQAG) web service contains the...

• Organization: National Aeronautics and Space Administration
• Updated: 2025-07-17

The Anthropogenic Sulfur Dioxide Emissions, 1850-2005: National and Regional Data Set by Source Category, Version 2.86 provides annual estimates of anthropogenic global and regional Sulfur Dioxide...

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• Organization: Department of the Interior
• Updated: 2020-10-14T00:00:00Z

We installed an eddy covariance station on July 10, 2018 at Bison Flat, an acid-sulfate, vapor-dominated area (0.04-km2) in Norris Geyser Basin, Yellowstone National Park, WY to monitor variations...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2015-08-25

This workbook contains all the activity data, emission factor data, and ancillary data used to compute crop residue burning and rangeland emissions for the 2014 NEI as described in the journal...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2021-09-14

This dataset contains 2017 national-level criteria and hazardous air pollutant emissions by North American Industry Classification System (NAICS) 2012 6-digit codes. This dataset was generated...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2018-08-22

Data Sources, including links; Data Dictionary; 2009-2013 American Community Survey, Block group-level Population Data; 2010 Decennial Census, Block group-level Population Data; 2008 National...

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• Organization: District of Columbia
• Updated: 2023-04-28T00:00:00.000Z

NEI point sources include emissions estimates for larger sources that are located at a fixed, stationary location. Point sources in the NEI include large industrial facilities and electric power...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2017-05-09

Data Sources, including links; Data Dictionary; 2009-2013 American Community Survey, Block group-level Population Data; 2010 Decennial Census, Block group-level Population Data; 2008 National...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2024-07-05

These data are an update to 2012-2020 Greenhouse Gas National- and State-Level Emission Totals by Industry (https://doi.org/10.23719/1529805). Data for 2021 and 2022 are added. The primary...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2025-04-11

These data are an update to 2012-2020 Greenhouse Gas National- and State-Level Emission Totals by Industry (https://doi.org/10.23719/1529805). Data for 2021 and 2022 are added and are aligned with...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2023-12-11

These data represent annual greenhouse gas (GHG) emission totals by industry sectors and households for the total U.S. and by state, for years 2012 to 2020. Industry sectors are defined by North...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-06-12T00:00:00.000+00:00

The Atmospheric Emissions and Reactions Observed from Megacities to Marine Areas (AEROMMA) and the Coastal Urban Plume Dynamics Study (CUPiDS) field campaigns were led by the National Oceanic and...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2024-09-01T00:00:00.000+00:00

By bridging scientific inquiry and climate policy implementation, this project filled key regional blue carbon data gaps and expanded blue carbon data accessibility to facilitate the development...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2014-01-01

Emissions factors have long been the fundamental tool in developing national, regional, state, and local emissions inventories for air quality management decisions and in developing emissions...

• Organization: U.S. Environmental Protection Agency
• Updated: 2014-01-01

The Emissions Modeling Clearinghouse (EMCH) supports and promotes emissions modeling activities both internal and external to the EPA. Through this site, the EPA distributes and documents...

• Organization: U.S. Environmental Protection Agency
• Updated: 2014-01-01

The Air Emissions Trends site provides national trends of criteria pollutant and precursor emissions data based on the the National Emissions Inventory (NEI) from 1970 - the latest NEI year.