An official website of the United States government.

2002 National Emissions Inventory (NEI) Booklet

The United States Environmental Protection Agency (EPA) has completed the National Emission Inventory (NEI) for 2002. This booklet contains analysis of the 2002 NEI and comparisons with 1990 emissions levels.

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.