§ 49.9895 Classification of regions for episode plans.

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Title 40—Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER B—GRANTS AND OTHER FEDERAL ASSISTANCE > PART 49—INDIAN COUNTRY: AIR QUALITY PLANNING AND MANAGEMENT > Subpart M—Implementation Plans for Tribes—Region X > Implementation Plan for the Confederated Tribes of the Chehalis Reservation, Washington

This text was captured on Sep 22, 2026. It is a snapshot, not a live feed, so check the official code before relying on it.

Text

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

Pollutant

Classification

Carbon monoxide

III

Nitrogen dioxide

III

Ozone

III

Particulate matter (PM10)

Sulfur oxides

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