An official website of the United States government.

We've made some changes to 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.

GLI Criteria Calculation Spreadsheets

You can use these spreadsheets to help understand how the criteria have been calculated. The formulas and inputs are in the Technical Support Documents and in the 40 CFR Part 132. Spreadsheets include default settings as published in 40 CFR Part 132.

See also Before You Use the GLI Clearinghouse

Please note: States and Tribes may use different values and equations from what has been published by the EPA. See specific state and tribal regulatory languages to determine how values are calculated.