Health & Environmental Research Online (HERO)


Print Feedback Export to File
6983116 
Data & Software 
2017 National Emissions Inventory (NEI) data (April 2020 version) 
U.S. Environmental Protection Agency :: U.S. EPA 
2020 
US Environmental Protection Agency 
Washington, DC 
English 
April 2020 version: This full 2017 NEI release supersedes the partial February 2020 and August 2019 NEI releases. The 2017 NEI is the first NEI released incrementally prior to this full release. The April 2020 NEI adds the following components that were not provided in the February 2020 release: nonpoint data category (including biogenics, commercial marine vessels, and rail line emissions), onroad data category, minor data additions and corrections provided by state, local, and tribal partners, and the components of particulate matter. 
April 2020