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8-Hour Ozone (2015) Maintenance Areas (Redesignated from Nonattainment)

Data is current as of November 30, 2022


MARGINAL
Cincinnati, OH-KY
Columbus, OH
Louisville, KY-IN
Manitowoc County, WI
 
MARGINAL (RURAL TRANSPORT)
Door County, WI
Door County-Revised, WI


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