An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to www.epa.gov. This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

Air Emissions Factors and Quantification

AP-42 Chapter 5: Petroleum Industry - Frequent Questions

After you select a link, press go to jump to that link.

Can't find your question here?   Contact the Info CHIEF Help Desk at info.chief@epa.gov


SECTION 5.2.2.3 OF AP-42 LISTS EMISSIONS FROM SPILLAGE AT 0.7LB/1000 GAL OF DISPENSED GASOLINE. THE REFERENCES FOR THIS EMISSION FACTOR ARE FROM 1972 AND 1975. ARE THERE ANY LATER REFERENCES?

This information can be found in the Evaporative Emissions from On-road Vehicles in MOVES2014 document.