POLLUTION LOCATOR|Smog and Particulates | Counties in Nonattainment Areas

Nonattainment area:      San Francisco Bay Area, CA


1. Pollutant(s) exceeding National Ambient Air Quality Standards
Ozone
2. Select a county in the San Francisco Bay Area, CA nonattainment area to see its criteria air pollution report:
CONTRA COSTA
MARIN
SAN MATEO
ALAMEDA
SAN FRANCISCO
SANTA CLARA
SONOMA
SOLANO
NAPA