Drinking Water Systems in SAN JOSE, California
50 water systems are reported for this city, with a combined service population of 3,387,313. The systems have 0 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving SAN JOSE
KENNON WATER COMPANY
142 served11 historical records
A
BELLA LAGO MOBILE HOME PARK
152 served25 historical records
A
GREAT OAKS WC INC
110,088 served2 historical records
A
CITY OF SAN JOSE - NSJ/ALVISO
45,559 served0 historical records
A
CITY OF SAN JOSE - EVG/EDV/COY
101,265 served1 historical record
A
MT. PLEASANT WATER USERS ASSOCIATION
300 served8 historical records
A
MISSION OAKS MOBILE HOME PARK
550 served1 historical record
A
CWS - BAKERSFIELD
267,881 served3 historical records
A
CWS-SPLIT MOUNTAIN WATER SYSTEM
226 served6 historical records
A
CWS - FREMONT VALLEY
167 served4 historical records
A
CWS-GRAND OAKS WATER SYSTEM
122 served5 historical records
A
LUCERNE WATER CO. - CAL WATER SERVICE
2,129 served1 historical record
A
BAKERSFIELD, CITY OF
160,144 served1 historical record
A
CWS - KERNVILLE
2,572 served1 historical record
A
CWS SOUTHLAKE SYSTEM
1,112 served0 historical records
A
CWS - UPPER BODFISH WATER SYSTEM
307 served1 historical record
A
CWS-ONYX WATER SYSTEM
284 served0 historical records
A
CWS - LAKELAND
294 served0 historical records
A
CWS - NORTH GARDEN
22,762 served0 historical records
A
CWS - LOWER BODFISH WATER SYSTEM
736 served0 historical records
A
CAL-WATER SERVICE CO.-HAMILTON CITY
1,799 served0 historical records
A
CAL-WATER SERVICE CO.-WILLOWS
7,240 served1 historical record
A
CWS - SELMA
26,517 served0 historical records
A
CWSC SALINAS HILLS
5,293 served2 historical records
A
CWSC LAS LOMAS
2,084 served1 historical record
A
CWSC OAK HILLS
3,161 served3 historical records
A
CWSC KING CITY
16,334 served1 historical record
A
CWSC SALINAS
123,679 served7 historical records
A
COAST SPRINGS - CAL. WATER SERVICE (PUC)
388 served8 historical records
A
CALIFORNIA WATER SERVICE CO.-LANCASTER
1,387 served2 historical records
A
CALIFORNIA WATER SERVICE CO-LAKE HUGHES
929 served0 historical records
A
CALIFORNIA WATER SERVICE CO-LEONA VALLEY
878 served0 historical records
A
CALIFORNIA WATER SERVICE CO. - PALOS VER
71,452 served1 historical record
A
CALIFORNIA WATER SERVICE CO. - HERM/REDO
96,853 served3 historical records
A
CALIFORNIA WATER SERVICE - BEAR GULCH
61,431 served2 historical records
A
CALIFORNIA WATER SERVICE - SAN CARLOS
35,344 served0 historical records
A
CALIFORNIA WATER SERVICE - SAN MATEO
102,348 served1 historical record
A
CALIFORNIA WATER SERVICE-S SAN FRANCISCO
64,146 served1 historical record
A
CALIFORNIA WATER SERVICE - STOCKTON
176,266 served1 historical record
A
CWSC LOS ALTOS SUBURBAN
69,973 served1 historical record
A
CALIFORNIA WATER SERVICE CO. - DIXON
10,623 served0 historical records
A
NOEL HEIGHTS-CAL WATER SERVICE (PUC)
79 served4 historical records
A
RANCHO DEL PARADISO-CAL WATER SVC (PUC)
94 served4 historical records
A
HAWKINS WATER CO-CAL WATER SERVICE (PUC)
81 served6 historical records
A
CALIFORNIA WATER SERVICE CO.-TRAVIS AFB
18,111 served5 historical records
A
ARMSTRONG VALLEY-CAL WATER SERVICE (PUC)
473 served0 historical records
A
CALIFORNIA WATER SERVICE CO - WESTLAKE
19,533 served0 historical records
A
CAL-WATER SERVICE CO.-MARYSVILLE
12,419 served0 historical records
A
CWS - VISALIA
148,496 served0 historical records
A
CWS - TULCO WATER COMPANY
716 served0 historical records
A
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)24 records
Gross Alpha22 records
Nitrate10 records
Surface Water Treatment Rule5 records
Haloacetic Acids (HAA5)3 records
Total Trihalomethanes (TTHMs)3 records
LEAD AND COPPER RULE REVISIONS3 records
Lead and Copper Rule2 records
Consumer Confidence Rule1 record
Arsenic1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.