40 CFR § 52.2671
Classification of regions
June 9, 2020
The Guam plan was evaluated on the basis of the following classifications.
Open Table
Air quality control region | Pollutant | ||||
---|---|---|---|---|---|
Particulate matter | Sulfur oxides | Nitrogen dioxide | Carbon monoxide | Photochemical oxidants (hydrocarbons) | |
Guam | III | II | III | III | III |