Code of Federal Regulations (Last Updated: February 15, 2024) |
Title 40 - Protection of Environment |
Chapter I - Environmental Protection Agency |
SubChapter C - Air Programs |
Part 52 - Approval and Promulgation of Implementation Plans |
Subpart VV - Virginia |
§ 52.2421 - Classification of regions.
Latest version.
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§ 52.2421 Classification of regions.
The Virginia 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) Eastern Tennessee-Southwestern Virginia Interstate I I III III III Valley of Virginia Intrastate I III III III III Central Virginia Intrastate I III III III III Northeastern Virginia Intrastate IA III III III III State Capital Intrastate I III III III I Hampton Roads Intrastate I II III III I National Capital Interstate I I III I I [37 FR 15090, July 27, 1972, as amended at 39 FR 16347, May 8, 1974]