The Georgia plan was evaluated on the basis of the following classifications: ----------------------------------------------------------------------------------------------------------------
Pollutant
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Air quality control region Photochemical
Particulate Sulfur Nitrogen Carbon oxidants
matter oxides dioxide monoxide (hydrocarbons)----------------------------------------------------------------------------------------------------------------Augusta (Georgia)-Aiken (South Carolina) Interstate.. I II III III IIIMetropolitan Atlanta Intrastate...................... I I III III IIIChattanooga Interstate............................... I II III III IIIColumbus (Georgia)-Phenix City (Alabama) Interstate.. I III III III IIICentral Georgia Intrastate........................... I I III III IIIJacksonville (Florida)-Brunswick (Georgia) Interstate I II III III INortheast Georgia Intrastate......................... II III III III IIISavannah (Georgia)-Beaufort (South Carolina) I I III III III
Interstate..........................................Southwest Georgia Intrastate......................... II II III III III---------------------------------------------------------------------------------------------------------------- [37 FR 10859, May 31, 1972, as amended at 39 FR 16346, May 8, 1974]