PM-2.5 (2006) Nonattainment Area Area/State/County Report

Data is current as of March 31, 2024

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Fairbanks, AK (Serious - Nonattainment)

ALASKA (Region X)

Fairbanks North Star Borough (P)

Imperial County, CA (Moderate - Nonattainment)

CALIFORNIA (Region IX)

Imperial County (P)

Klamath Falls, OR (Moderate - Nonattainment)

OREGON (Region X)

Klamath County (P)

Liberty-Clairton, PA (Moderate - Nonattainment)

PENNSYLVANIA (Region III)

Allegheny County (P)

Lincoln Borough, Clairton City, Glassport Borough, Liberty Borough, Port Vue Borough.

Los Angeles-South Coast Air Basin, CA (Serious - Nonattainment)

CALIFORNIA (Region IX)

Los Angeles County (P)

Orange County

Riverside County (P)

San Bernardino County (P)

Provo, UT (Serious - Nonattainment)

UTAH (Region VIII)

Utah County (P)

Sacramento, CA (Moderate - Nonattainment)

CALIFORNIA (Region IX)

El Dorado County (P)

Placer County (P)

Sacramento County

Solano County (P)

Yolo County (P)

Salt Lake City, UT (Serious - Nonattainment)

UTAH (Region VIII)

Box Elder County (P)

Davis County

Salt Lake County

Tooele County (P)

Weber County (P)

San Francisco Bay Area, CA (Moderate - Nonattainment)

CALIFORNIA (Region IX)

Alameda County

Contra Costa County

Marin County

Napa County

San Francisco County

San Mateo County

Santa Clara County

Solano County (P)

Sonoma County (P)

San Joaquin Valley, CA (Serious - Nonattainment)

CALIFORNIA (Region IX)

Fresno County

Kern County (P)

Kings County

Madera County

Merced County

San Joaquin County

Stanislaus County

Tulare County

West Central Pinal, AZ (Moderate - Nonattainment)

ARIZONA (Region IX)

Pinal County (P)

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