GroundRules
40 CFR 52.71: Classification of regions.
Where this section sits in the code
- Title 40—Protection of Environment
- CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
- SUBCHAPTER C—AIR PROGRAMS
- PART 52—APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS
- Subpart C—Alaska
The Alaska plan was evaluated on the basis of the following classifications:
Air quality control Region Pollutant
Particulate matter Sulfur oxides Nitrogen dioxide Carbon monoxide Ozone
Cook Inlet Intrastate I III III I III.
Northern Alaska Intrastate I III III I III.
South Central Alaska Intrastate III III III III III.
Southeastern Alaska Intrastate III III III III III.
Collected 2026-08-27T02:26:04Z. Source file · JSON