40 CFR § 49.11045 - Classification of regions for episode plans.
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§ 49.11045 Classification of regions for episode plans.
The air quality control region which encompasses the Reservation of the Upper Skagit Indian Tribe 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 | II |