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8-Hour Ozone (2015) Maintenance Area (Redesignated from Nonattainment) Partial County Descriptions

Data is current as of December 31, 2025
Detailed Description of Certain Area Boundaries for Partial Counties


ARIZONA


Yuma, AZ


Yuma County

That portion within Yuma County of the area described by the following: 1. Bounded on the north and west by the Arizona state line. 2. Bounded on the south by the line of latitude at 32°39’20” N. 3. Bounded on the east by the line of longitude 114°33’50” W. 4. And excluding the sections 10, 11, and 12 of township T9S, R23W and any portion in Indian Country.



WISCONSIN


Manitowoc County, WI


Manitowoc County

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



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