PlainWater
States → Arizona

SONOITA VALLEY (NORTH) WATER COMPANY

PWS ID: AZ0412308 · TUCSON, Arizona 85754

Population Served
49
Total Violations
121
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Public/Private
Connections
17
County
Santa Cruz
School/Daycare
No
MCL Violations
2
Monitoring Violations
97
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 21 2012
Consumer Confidence Rule Other 13 2019
Nitrate MR 7 2004
Chlorine MR 7 2018
Total Haloacetic Acids (HAA5) MR 6 2019
TTHM MR 5 2019
cis-1,2-Dichloroethylene MR 2 2001
p-Dichlorobenzene MR 2 2001
trans-1,2-Dichloroethylene MR 2 2001
1,2-Dichloroethane MR 2 2001
1,1,1-Trichloroethane MR 2 2001
Carbon tetrachloride MR 2 2001
1,1,2-Trichloroethane MR 2 2001
Tetrachloroethylene MR 2 2001
Benzene MR 2 2001
Ethylbenzene MR 2 2001
Styrene MR 2 2001
Coliform (TCR) MCL 2 2008
1,2-Dichloropropane MR 2 2001
1,1-Dichloroethylene MR 2 2001
Toluene MR 2 2001
o-Dichlorobenzene MR 2 2001
Trichloroethylene MR 2 2001
CHLOROBENZENE MR 2 2001
DICHLOROMETHANE MR 2 2001
Combined Uranium MR 1 2004
Radium-226 MR 1 2004
Radium-228 MR 1 2004
Mercury MR 1 1990
Cadmium MR 1 1990
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.