PlainWater
States → Arizona

RANCHO TIERRA BLANCA POA

PWS ID: AZ0410272 · MARANA, Arizona 85653

Population Served
126
Total Violations
204
Health-Based Violations
1
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
45
County
Pima
School/Daycare
No
MCL Violations
1
Monitoring Violations
159
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 49 2013
Consumer Confidence Rule Other 34 2021
Revised Total Coliform Rule MON 27 2018
Lead and Copper Rule MR 5 2016
Nitrate MR 4 2002
E. COLI MR 2 2013
cis-1,2-Dichloroethylene MR 2 2002
DICHLOROMETHANE MR 2 2002
p-Dichlorobenzene MR 2 2002
1,2-Dichloroethane MR 2 2002
1,1,1-Trichloroethane MR 2 2002
Carbon tetrachloride MR 2 2002
1,2-Dichloropropane MR 2 2002
Trichloroethylene MR 2 2002
1,1,2-Trichloroethane MR 2 2002
CHLOROBENZENE MR 2 2002
Benzene MR 2 2002
Toluene MR 2 2002
Ethylbenzene MR 2 2002
1,2,4-Trichlorobenzene MR 2 2002
Xylenes, Total MR 2 2002
Tetrachloroethylene MR 2 2002
Styrene MR 2 2002
1,1-Dichloroethylene MR 2 2002
Gross Alpha, Excl. Radon and U MR 2 1989
o-Dichlorobenzene MR 2 2002
trans-1,2-Dichloroethylene MR 2 2002
BHC-GAMMA MR 1 1998
Dalapon MR 1 1998
Diquat MR 1 1998
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.