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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COBB AREA COUNTY WATER DISTRICT
CA1710012 · 3,515 served
COBB AREA CWD - BONANZA SPRINGS
CA1700544 · 594 served
COBB AREA CWD - BRANDING IRON
CA1700542 · 90 served
COBB AREA CWD - HILL NINE AND TEN
CA1700552 · 60 served
COBB AREA CWD - MT. HANNAH
CA1700563 · 129 served
COBB AREA CWD - STARVIEW
CA1700574 · 247 served
COBB MOUNTAIN LODGE
CA1700506 · 25 served
COBB MOUNTAIN WATER COMPANY
CA1700530 · 76 served
COBLES CORNER
CA5000033 · 50 served
COCHRAN WATER SYSTEM
CA2000685 · 75 served
COCHRANE SPRING
CA0900595 · 45 served
COCO PALMS MOBILE HOME PARK
CA1300540 · 15 served
CODORNIZ REC AREA EASTMAN LK
CA2000810 · 108 served
CODY S
CA5400999 · 75 served
CODY WATER ASSOCIATION
CA0901260 · 148 served
COE ORCHARD EQUIPMENT
CA5105011 · 90 served
COELHO MEAT CO.
CA5401069 · 34 served
COFFEE CR GUARD STATION
CA5300074 · 58 served
COFFEE CREEK CG & RV PARK
CA5301210 · 25 served
COFFEE CREEK COUNTRY STORE
CA5301208 · 50 served
COFFEE CREEK GUARD STATION
CA5301203 · 25 served
COFFEE CREEK RANCH
CA5301205 · 50 served
COFFEE CREEK SCHOOL
CA5301214 · 10 served
COFFEE MINERAL BATHS
CA3301154 · 25 served
COHASSET INDUSTRIAL PARK
CA0400161 · 30 served
COHASSET MOBILE ESTATES
CA0400045 · 20 served
COIT RANCH CORPORATION
CA1009131 · 25 served
COKER ROAD WATER SYSTEM NUMBER
CA2700533 · 18 served
COLBY RANCH-UNITED METHODIST CAMP
CA1900612 · 180 served
COLD CREEK MUTUAL WATER COMPANY
CA4700885 · 25 served
COLD SPRING GRANITE CO RAYMOND
CA2000619 · 43 served
COLD SPRING ROADSIDE FOUNTAIN
CA2500608 · 50 served
COLD SPRING SOADSIDE FTN
CA2500567 · 50 served
COLD SPRING TAVERN
CA4200577 · 100 served
Cold Springs Flats
090605156 · 150 served
Cold Springs Main
090600126 · 209 served
COLD SPRINGS RANCHERIA/SYCAMOR
CA1000011 · 17 served
Cold Springs Station, Mendocino NF
CA5200640 · 4 served
Cold Springs Subdivision
090605077 · 35 served
COLD SPRINGS WATER CO
CA5510011 · 1,771 served
COLD WATER CANYON MWC
CA2600733 · 65 served
COLDBROOK CAMPGROUND
CA1900952 · 38 served
COLDWATER CAMPGROUND
CA2600604 · 380 served
COLDWATER CREEK GEOTHERMAL PLANT
CA4901209 · 33 served
COLE ELEMENTARY SCHOOL
CA1000397 · 787 served
COLE RD MWC
CA3500577 · 22 served
COLEMAN CREEK VILLAGE
CA3700023 · 50 served
COLEMAN FISH HATCHERY
CA4510550 · 15 served
COLEMAN NATIONAL FISH HATCHERY
CA4500036 · 46 served
COLEVILLE HIGH SCHOOL
CA2600570 · 216 served