Drinking Water Systems in SANTA BARBARA, California

17 water systems are reported for this city, with a combined service population of 133,912. The systems have 2 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving SANTA BARBARA

ESTERINA PROPERTIES

50 served11 historical records1 recent
C

CARPINTERIA VALLEY WATER DISTRICT

15,996 served2 historical records
A

ELLWOOD MUTUAL WATER COMPANY

186 served1 historical record
A

LA CUMBRE MUTUAL WATER CO

4,861 served2 historical records
A

MONTECITO WATER DIST

11,962 served3 historical records1 recent
B

LAS POSITAS MUTUAL WATER COMPANY

200 served24 historical records
A

LINGATE LANE MUTUAL WATER COMPANY

55 served3 historical records
A

SAN VICENTE WATER COMPANY

550 served8 historical records
A

CITY OF SANTA BARBARA WATER DEPARTMENT

99,323 served2 historical records
A

MONTECITO SEA MEADOWS

70 served1 historical record
A

ROSARIO PARK

38 served2 historical records
A

SAN MARCOS MUTUAL WATER COMPANY

120 served2 historical records
A

MAGIC MOUNTAIN MUTUAL WATER COMPANY

221 served31 historical records
A

CACHUMA PROJECT

0 served0 historical records
A

CACHUMA VILLAGE

60 served3 historical records
A

PAINTED CAVE

160 served4 historical records
A

VIEJA MUTUAL WATER COMPANY

60 served0 historical records
A

EPA Contaminant Categories in Historical Violation Records

Gross Alpha15 records
Coliform (TCR)11 records
Total Trihalomethanes (TTHMs)3 records
Lead and Copper Rule3 records
Nitrate2 records
Surface Water Treatment Rule2 records
LEAD AND COPPER RULE REVISIONS1 record
Chlordane1 record
Heptachlor1 record
Heptachlor epoxide1 record

Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.