Utilities in California
18,760 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
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SONOMA COUNTY PARKS-RIVERFRONT PARK
CA4901347 · 50 served
SONOMA COUNTY PARKS-STILLWATER COVE
CA4901207 · 70 served
SONOMA COUNTY PARKS-VET. MEMORIAL BEACH
CA4901222 · 252 served
SONOMA COUNTY PUB WORKS-CENTRAL LANDFILL
CA4901212 · 34 served
SONOMA COUNTY WATER AGENCY
CA4910020 · 0 served
SONOMA CREEK WINERY
CA4901134 · 100 served
SONOMA CUTRER
CA4901387 · 40 served
SONOMA DEVELOPMENTAL CENTER
CA4910202 · 71 served
SONOMA DEVELOPMENTAL CENTER
CA7300202 · 1,500 served
SONOMA DEVELOPMENTAL CENTER-CAMP VIA
CA4901198 · 0 served
SONOMA JOE'S
CA4900960 · 25 served
SONOMA MISSION APARTMENTS
CA4900918 · 100 served
SONOMA MISSION INN
CA4900951 · 100 served
SONOMA MOUNTAIN COUNTY WATER DISTRICT
CA4900580 · 181 served
SONOMA MOUNTAIN ZEN CENTER
CA4901077 · 35 served
SONOMA PACIFIC PALLET COMPANY
CA4901446 · 28 served
SONOMA RANCH MUTUAL WATER COMPANY
CA4900843 · 151 served
SONOMA SEVENTH DAY ADVENTIST CHURCH
CA4901234 · 70 served
SONOMA SKY PARK
CA4901070 · 25 served
SONOMA STATE COLLEGE
CA4900862 · 6,600 served
SONOMA STATE HISTORIC PARK
CA4910303 · 25 served
SONOMA STATE HOSPITAL
CA0000202 · 3,970 served
SONOMA STATE U.-FAIRFIELD OSBORN PRES
CA4901265 · 151 served
SONOMA STATE UNIVERSITY
CA4910027 · 10,986 served
SONOMA TRANSFER STATION
CA4901047 · 500 served
SONOMA VALLEY MOOSE LODGE #2048
CA4901069 · 80 served
SONOMA VILLAGE
CA3301464 · 663 served
SONOMA WAREHOUSING
CA4901061 · 200 served
SONOMA WEST HOLDINGS INDUSTRIAL PARK
CA4901250 · 25 served
SONOMA WEST HOLDINGS NORTH PLANT
CA4900859 · 50 served
SONOMA WINE SHOP
CA4900934 · 25 served
SONOMA, CITY OF
CA4910012 · 11,725 served
SONORA APARTMENTS
CA0900622 · 28 served
SONORA BRIDGE CAMPGROUND
CA2600565 · 50 served
SONORA EAST CENTER
CA5500233 · 60 served
SONORA ESTATES MOBILE HOME PARK
CA5500086 · 235 served
SONORA MEADOWS MUTUAL WTR CO
CA5510023 · 1,123 served
SONORA MINING CORP01
CA5500218 · 25 served
SONORA TRAILER LODGE
CA5500034 · 80 served
SONORA UNION H S - AGRI CAMPUS
CA5500165 · 50 served
SONORA WATER CO, INC
CA5500024 · 300 served
SONORA WATER RESOURCES, INC
CA5510024 · 1,154 served
SONS OF NORWAY REC CENTER
CA3100096 · 100 served
SOQUEL CREEK WATER DISTRICT
CA4410017 · 40,809 served
SORARES WATER SUPPLY
CA4000546 · 92 served
SORENSON S HOA
CA0202516 · 30 served
SORENSON S RESORT
CA0202512 · 60 served
SORIA LABOR CAMP
CA5000381 · 33 served
SOSAS WATER SYSTEM
CA3601012 · 52 served
SOSCOL HOUSE
CA2800610 · 25 served