Drinking Water Systems in SONORA, California
13 water systems are reported for this city, with a combined service population of 37,691. The systems have 2 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving SONORA
PHOENIX LAKE ESTATES CC MWC
1,168 served11 historical records
A
BELLEVIEW OAKS MUTUAL WATER CO
468 served4 historical records
A
SLIDE INN SNOWBOWL WATER CO
417 served0 historical records
A
SONORA MEADOWS MUTUAL WTR CO
1,123 served0 historical records
A
GOLDEN SIERRA ESTATES_FKA MOTHER LODE
210 served13 historical records
A
TUD-PEACEFUL PINES WATER SYSTEM
92 served0 historical records
A
TUD-APPLE VALLEY ESTATES
826 served0 historical records
A
TUD - UPPER BASIN WATER SYSTEM
13,280 served1 historical record1 recent
B
TUD - COLUMBIA WATER SYSTEM
5,463 served2 historical records1 recent
B
TUD-WARDS FERRY RANCHES
62 served1 historical record
A
TUD - SONORA/JAMESTOWN WATER SYSTEM
11,054 served2 historical records
A
TUD - PONDEROSA
1,767 served4 historical records
A
TUD - TUOLUMNE WATER SYSTEM
1,761 served1 historical record
A
EPA Contaminant Categories in Historical Violation Records
Gross Alpha4 records
Revised Total Coliform Rule2 records
Beryllium1 record
Barium1 record
Beryllium, Total1 record
Cadmium1 record
Selenium1 record
Thallium1 record
Arsenic1 record
Thallium, Total1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.