Site

State

PM AQI* (ug/m3)

Union

OK

34

Springville

CA

26

Nipomo Mesa CDF

CA

26

Homestead NHP

NE

26

Tulsa

OK

22

Mesa 2 /Nipomo

CA

21

South Long Beach

CA

21

Santa Maria

CA

21

San Diego - Sherman Element...

CA

21

Lompoc H Street

CA

21