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Air Quality Districts
Find your Air Quality District
Sonoma County is served by two air quality districts with distinct boundaries, jurisdictions, rules, and policies.
To determine which district your residence or business is in, please enter your address in the interactive map below.
Northern Sonoma County Air Pollution Control District (NSCAPCD)
NSCAPCD covers the northern and coastal regions of Sonoma County including Annapolis, Bodega, Bodega Bay, Camp Meeker, Cazadero, Cloverdale, Duncans Mills, Forestville, Geyserville, Gualala, Guerneville, Healdsburg, Jenner, Monte Rio, Rio Nido, and The Sea Ranch.
NSCAPCD also includes small portions of the following four towns: Windsor, Sebastopol, Occidental, and Valley Ford as well as the part of Calistoga within Sonoma County.
Bay Area Air Quality Management District (BAAQMD)
BAAQMD extends throughout the southern portion of Sonoma County including Bloomfield, Cotati, Glen Ellen, Graton, Kenwood, Penngrove, Petaluma, Rohnert Park, Santa Rosa, and Sonoma.
BAAQMD also includes portions of the following four towns: Windsor, Sebastopol, Occidental, and Valley Ford.
To find out which district your residence or business is in, please enter your address into this interactive map: