Drinking Water Systems in CASA GRANDE, Arizona
9 water systems are reported for this city, with a combined service population of 141,734. The systems have 6 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving CASA GRANDE
ARIZONA WATER CO - PINAL VALLEY
134,432 served50 historical records1 recent
B
ARIZONA WATER CO - STANFIELD
639 served10 historical records
A
AWC - CASA GRANDE WEST WATER COMPANY
943 served53 historical records
A
ARIZONA WATER CO - TIERRA GRANDE
1,796 served3 historical records1 recent
B
AWC - CASA GRANDE SOUTH WATER COMPANY
176 served3 historical records
A
COPPER MOUNTAIN RANCH CFD
1,071 served51 historical records4 recent
C
SIERRA VISTA RV PARK
200 served4 historical records
A
PICACHO WATER COMPANY
2,440 served1 historical record
A
GW SANTA CRUZ WATER - CP WATER CO
37 served1 historical record
A
EPA Contaminant Categories in Historical Violation Records
Chlorine19 records
Arsenic18 records
Coliform (TCR)17 records
Nitrate13 records
Total Trihalomethanes (TTHMs)8 records
Haloacetic Acids (HAA5)6 records
1,2-Dichloroethane5 records
1,2-Dichloropropane4 records
Vinyl Chloride4 records
Carbon tetrachloride4 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.