§ 52.2071. Classification of regions.
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/us/cfr/t40/s§ 52.2071·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
The Rhode Island plan was evaluated on the basis of the following classifications: Air quality control region Pollutant Particulate matter Sulfur oxides Nitrogen dioxide Carbon monoxide Ozone Metropolitan Providence InterstateIIIIIII [37 FR 10891, May 31, 1972, as amended at 38 FR 34325, Dec. 13, 1973; 39 FR 16347, May 8, 1974; 46 FR 25460, May 7, 1981]
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§ 52.2071
Classification of regions.
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