We’ve made some changes to EPA.gov. If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.
Air Emissions Modeling News:
2023 Data released as an update to the 2011v6.3 platform
Prepares emissions inventories for air quality modeling. Learn more.
Collection of related tools. Learn more.
Training tools. Learn more.
See also Clearinghouse for Inventories and Emissions Factors (CHIEF)
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