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8-Hour Ozone (2015) Maintenance Area (Redesignated from Nonattainment) Partial County DescriptionsData is current as of May 31, 2023
Detailed Description of Certain Area Boundaries for Partial Counties
Door County-Revised, WI
The portion of Door County north of Sturgeon Bay Canal excluding Newport State Park.
Manitowoc County, WI
Inclusive and east of the following roadways with the boundary starting from north to south: County Road B which turns into South State Street to County Road V which turns into Forest Home Drive to South Packer Drive to West Hillcrest Road to Highway 43 to West Custer Street to Dufek Drive which turns into Highway 42