40 C.F.R. § 49.10045
Current through September 30, 2024
The air quality control region which encompasses the Reservation of the Cow Creek Band of Umpqua Indians is classified as follows for purposes of episode plans:
| Pollutant | Classification |
| Carbon monoxide | III |
| Nitrogen dioxide | III |
| Ozone | III |
| Particulate matter (PM10) | II |
| Sulfur oxides | III |
40 C.F.R. §49.10045