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Ozone Designations

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2015 Ozone Standards - State Recommendations, EPA Responses, and Technical Support Documents

Tribal information is available on the Tribal Recommendations page.

State
Alabama* Florida Louisiana Nebraska* Oklahoma Vermont*
Alaska Georgia Maine* Nevada Oregon Virginia
Arizona Hawaii* Maryland New Hampshire* Pennsylvania Washington
Arkansas* Idaho* Massachusetts New Jersey Rhode Island West Virginia
California Illinois Michigan New Mexico South Carolina* Wisconsin
Colorado Indiana Minnesota* New York South Dakota* Wyoming
Connecticut Iowa* Mississippi* North Carolina* Tennessee*  
Delaware Kansas* Missouri North Dakota* Texas  
District of Columbia Kentucky Montana* Ohio Utah  

* Entire state designated attainment/unclassifiable on November 6, 2017.

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Ozone Designations