Regulations last checked for updates: Nov 22, 2024

Title 40 - Protection of Environment last revised: Nov 20, 2024
§ 49.10375 - Classification of regions for episode plans.

The air quality control region which encompasses the Muckleshoot Reservation is classified as follows for purposes of episode plans:

Pollutant Classification
Carbon monoxideI
Nitrogen dioxideIII
OzoneI
Particulate matter (PM10)I
Sulfur oxidesIA
authority: 42 U.S.C. 7401,
source: 63 FR 7271, Feb. 12, 1998, unless otherwise noted.
cite as: 40 CFR 49.10375