§ 52.771. Classification of regions.
216 words·~1 min read·
/us/cfr/t40/s§ 52.771·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)The Indiana 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) East Central Indiana IntrastateIIIIIIIIIIIII Evansville (Indiana)-Owensboro-Henderson (Kentucky) InterstateIIIIIIIIIIII Louisville InterstateIIIIIIIII Metropolitan Chicago Interstate (Indiana-Illinois)IIIII Metropolitan Cincinnati InterstateIIIIIIIIII Metropolitan Indianapolis IntrastateIIIII Northeast Indiana IntrastateIIIIIIIIIIIIII South Bend-Elkhart (Indiana)-Benton Harbor (Michigan) InterstateIIAIIIIIIIII Southern Indiana IntrastateIAIAIIIIIIIII Wabash Valley IntrastateIIIIIIIIIII
(b)The requirements of § 51.150 of this chapter are not met by the classification of counties in APC-22 for the purposes of attainment and maintenance of the total suspended particulate ambient air quality standards.
(c)The requirements of § 51.150 of this chapter are not met by the classification of counties in APC-22 for the purposes of attainment and maintenance of the photochemical oxidant (hydrocarbon) ambient air quality standards.
(d)The requirements of § 51.150 of this chapter are not met by the classification of Jefferson, LaPorte, Porter, Vigo and Warrick Counties in Indiana in Regulation APC-22 for the purposes of attainment and maintenance of the sulfur dioxide ambient air quality standards. [37 FR 10863, May 31, 1972, as amended at 39 FR 16346, May 8, 1974; 40 FR 50033, Oct. 28, 1975; 41 FR 35677, Aug. 24, 1976; 42 FR 34519, July 6, 1977; 51 FR 40675, Nov. 7, 1986]