Drinking Water Systems in ATASCADERO, California
3 water systems are reported for this city, with a combined service population of 35,158. The systems have 1 EPA violation record in the five-year period ending June 30, 2026.
Water Systems Serving ATASCADERO
GARDEN FARMS C.W.D.
440 served4 historical records
A
ATASCADERO STATE HOSPITAL
4,100 served1 historical record1 recent
B
ATASCADERO MUTUAL WATER CO
30,618 served1 historical record
A
EPA Contaminant Categories in Historical Violation Records
Gross Alpha2 records
Nitrate1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.