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Are you familiar with the AP42 emission factor guidelines?

They are designed to accurately estimate tank emissions based on a

wide-variety of factors, including temperature and the material

stored, along with vent configuration, tank color, climate conditions,

and so on.

The calculations are complex, but AP42 is the industry and regulatory

standard for calculating emissions.

Here are the standards as applied to petroleum-storage tanks:

www.epa.gov/ttn/chief/ap42/ch07/final/c07s01.pdf

AP-42, CH 7.1: Organic Liquid Storage Tanks

Let me know if that helps, or if it's way more than you really wanted to know!

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17y ago

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