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Code of Federal Regulations (Last Updated: July 5, 2024)

Title 40 - Protection of Environment

Chapter I - Environmental Protection Agency

SubChapter C - Air Programs

Part 81 - Designation of Areas for Air Quality Planning Purposes

Subpart D - Identification of Mandatory Class I Federal Areas Where Visibility Is an Important Value

§ 81.424 - Oklahoma.

Latest version.

§ 81.424 Oklahoma.

Area name	Acreage	Public Law establishing	Federal land manager
Wichita Mountains Wild	8,900	91-504	USDI-FWS

                    
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