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Gasoline Standards

Relaxation of the Summer Gasoline Volatility Standard for Shelby County (Memphis), Tennessee

Rule Summary

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The Environmental Protection Agency (EPA) issued a final rule on December 15, 2017, to relax the federal volatility (RVP) standard applicable to gasoline supplied to Shelby County (Memphis), Tennessee from 7.8 pounds per square inch (psi) to 9.0 psi during the summer ozone season. 

Additional Resources

Rulemaking and supporting documents