PlainWater

TONTO HILLS DWID

PWS ID: AZ0407076 · CAVE CREEK, Arizona 85331

Population Served
350
Total Violations
245
Health-Based Violations
7
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
150
County
Maricopa
School/Daycare
No
MCL Violations
7
Monitoring Violations
189
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 38 2025
Surface Water Treatment Rule MR 24 2025
Coliform (TCR) MR 21 2015
Lead and Copper Rule MR 10 2024
Consumer Confidence Rule Other 8 2012
Total Haloacetic Acids (HAA5) MR 5 2017
TTHM MR 5 2017
Nitrate MR 4 2004
Arsenic MR 3 1992
Fluoride MR 3 1992
o-Dichlorobenzene MR 2 1998
trans-1,2-Dichloroethylene MR 2 1998
1,1,2-Trichloroethane MR 2 1998
Tetrachloroethylene MR 2 1998
Toluene MR 2 1998
Ethylbenzene MR 2 1998
Glyphosate MR 2 1998
OXAMYL MR 2 1998
Coliform (TCR) MCL 2 2014
Mercury MR 2 1989
Fluoride MCL 2 1981
CHLOROBENZENE MR 2 1998
Barium MR 2 1989
cis-1,2-Dichloroethylene MR 2 1998
Cadmium MR 2 1989
Chromium MR 2 1989
Selenium MR 2 1989
DICHLOROMETHANE MR 2 1998
1,2-Dichloropropane MR 2 1998
Di(2-ethylhexyl) adipate MR 2 1998
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.