Drinking Water Systems in ARROYO GRANDE, California
13 water systems are reported for this city, with a combined service population of 23,709. The systems have 1 EPA violation record in the five-year period ending June 30, 2026.
Water Systems Serving ARROYO GRANDE
CITY OF ARROYO GRANDE UTILITIES DIVISION
17,963 served3 historical records1 recent
B
VARIAN RANCH MUTUAL WATER
105 served0 historical records
A
WOODLANDS DEVELOPMENT
3,862 served0 historical records
A
RANCHO NIPOMO WATER COMPANY
44 served0 historical records
A
H2O, INC
70 served2 historical records
A
MESA DUNES MOBILE HOME ESTATES
600 served2 historical records
A
LAGUNA NEGRA MUTUAL WATER CO.
80 served2 historical records
A
EDNA VALLEY RANCH EAST
132 served0 historical records
A
COUNTRY HILLS ESTATES
60 served9 historical records
A
KEN MAR GARDENS
84 served19 historical records
A
TERRA DE ORO WATER COMPANY
38 served0 historical records
A
WOODLAND PARK MUTUAL WATER CO
538 served4 historical records
A
CANYON CREST MUTUAL BENEFIT WC
133 served0 historical records
A
EPA Contaminant Categories in Historical Violation Records
Thallium17 records
Gross Alpha9 records
Arsenic7 records
Nitrate1 record
Revised Total Coliform Rule1 record
Lead and Copper Rule1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.