40 CFR 52.571: Classification of regions.

The Georgia plan was evaluated on the basis of the following classifications:

Air quality control region Pollutant

Particulate matter Sulfur oxides Nitrogen dioxide Carbon monoxide Photochemical oxidants (hydrocarbons)

Augusta (Georgia)-Aiken (South Carolina) Interstate I II III III III

Metropolitan Atlanta Intrastate I I III III III

Chattanooga Interstate I II III III III

Columbus (Georgia)-Phenix City (Alabama) Interstate I III III III III

Central Georgia Intrastate I I III III III

Jacksonville (Florida)-Brunswick (Georgia) Interstate I II III III I

Northeast Georgia Intrastate II III III III III

Savannah (Georgia)-Beaufort (South Carolina) Interstate I I III III III

Southwest Georgia Intrastate II II III III III