40 CFR 52.1671 - Classification of regions.

The New York plans were evaluated on the basis of the following classifications:

Air quality control region	Pollutant					Particulate matter	Sulfur oxides	Nitrogen dioxide	Carbon monoxide	Photochemical oxidants (hydrocarbons)	Niagara Frontier Intrastate	I	I	III	III	I	Champlain Valley Interstate	II	II	III	III	III	Central New York Intrastate	I	II	III	I	I	Genesee-Finger Lakes Intrastate	II	II	III	III	I	Hudson Valley Intrastate	I	II	III	III	III	Southern Tier East Intrastate	II	II	III	III	III	Southern Tier West Intrastate	II	II	III	III	III	New Jersey-New York-Connecticut Interstate	I	I	I	I	I

[37 FR 10882, May 31, 1972, as amended at 39 FR 16347, May 8, 1974]