40 C.F.R. § 52.1071

Current through July 31, 2024

Section 52.1071 - Classification of regions

The Maryland plans were evaluated on the basis of the following classifications:

Air quality control region	Pollutant
	Particulate matter	Sulfur oxides	Nitrogen dioxide	Carbon monoxide	Ozone
Cumberland-Keyser Interstate	I	I	III	III	III
Central Maryland Intrastate	II	II	III	III	III
Metropolitan Baltimore Intrastate	I	I	I	I	I
National Capital Interstate	I	I	III	I	I
Southern Maryland Intrastate	III	III	III	III	III
Eastern Shore Intrastate	II	III	III	III	III

40 C.F.R. §52.1071

37 FR 10870, May 31, 1972, as amended at 39 FR 16346, May 8, 1974; 45 FR 53475, Aug. 12, 1980