40 CFR § 52.2371 - Classification of regions.
§ 52.2371 Classification of regions.
The Vermont plan was evaluated on the basis of the following classifications:
| Air quality control region | Pollutant | ||||
|---|---|---|---|---|---|
| Particulate
matter |
Sulfur
oxides |
Nitrogen
dioxide |
Carbon
monoxide |
Ozone | |
| Champlain Valley Interstate | II | III | III | III | III |
| Vermont Intrastate | II | III | III | III | III |