Code of Federal Regulations Title 40. Protection of Environment § 40.52.2521 Classification of regions

Steubenville-Weirton- Wheeling Interstate

I

I

III

III

III

Parkersburg-Marietta Interstate

I

II

III

III

III

Huntington-Ashland- Portsmouth-Ironton Interstate

I

III

III

III

III

Kanawha Valley Intrastate

I

III

III

III

III

Southern West Virginia Intrastate

III

III

III

III

III

North Central West Virginia Intrastate

I

III

III

III

III

Cumberland-Keyser Interstate

I

I

III

III

III

Central West Virginia Intrastate

III

III

III

III

III

Allegheny Intrastate

III

III

III

III

III

Eastern Panhandle Intrastate

III

III

III

III

III