PlainWater
States → Arizona

GW FARMERS WATER CO - SANTA RITA SPRINGS

PWS ID: AZ0410213 · MARICOPA, Arizona 85138

PFAS Detected

4 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
3,990
Total Violations
106
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Public/Private
Connections
1,330
County
Pima
School/Daycare
No
MCL Violations
2
Monitoring Violations
86
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 14 2013
Chlorine MR 11 2017
Consumer Confidence Rule Other 10 2014
Nitrate MR 8 2006
Revised Total Coliform Rule RPT 6 2020
p-Dichlorobenzene MR 2 2001
trans-1,2-Dichloroethylene MR 2 2001
Carbon tetrachloride MR 2 2001
Trichloroethylene MR 2 2001
1,1,2-Trichloroethane MR 2 2001
Tetrachloroethylene MR 2 2001
CHLOROBENZENE MR 2 2001
Benzene MR 2 2001
Toluene MR 2 2001
1,2,4-Trichlorobenzene MR 2 2001
Xylenes, Total MR 2 2001
DICHLOROMETHANE MR 2 2001
o-Dichlorobenzene MR 2 2001
1,1-Dichloroethylene MR 2 2001
1,2-Dichloropropane MR 2 2001
Ethylbenzene MR 2 2001
Styrene MR 2 2001
Total Haloacetic Acids (HAA5) MR 2 2004
1,2-Dichloroethane MR 2 2001
TTHM MR 2 2004
E. COLI MR 2 2015
Coliform (TCR) MCL 2 2015
1,1,1-Trichloroethane MR 2 2001
cis-1,2-Dichloroethylene MR 2 2001
Arsenic MR 1 1984

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 8 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
ADONA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/24/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 9/24/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFDoA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 9/24/2024 0.0048 µg/L 0.004 µg/L Detected
PFHpA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 9/24/2024 0.0040 µg/L 0.003 µg/L Detected
PFNA 9/24/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFDA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/24/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 9/24/2024 <0.002 µg/L 0.002 µg/L Not Detected
HFPO-DA 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 9/24/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 9/24/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 9/24/2024 0.0058 µg/L 0.003 µg/L Detected
PFTA 8/5/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 8/5/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 8/5/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 8/5/2024 <0.006 µg/L 0.006 µg/L Not Detected
lithium 8/5/2024 43.0000 µg/L 9 µg/L Detected
PFNA 2/5/2024 <0.004 µg/L 0.004 µg/L Not Detected
6:2 FTS 2/5/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 2/5/2024 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 2/5/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 2/5/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 2/5/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 2/5/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 2/5/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFDoA 2/5/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 2/5/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 2/5/2024 <0.004 µg/L 0.004 µg/L Not Detected
4:2 FTS 2/5/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 2/5/2024 0.0050 µg/L 0.004 µg/L Detected
NEtFOSAA 2/5/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHxA 2/5/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 2/5/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFHpA 2/5/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 2/5/2024 0.0035 µg/L 0.003 µg/L Detected
lithium 2/5/2024 41.0000 µg/L 9 µg/L Detected
PFBS 2/5/2024 0.0048 µg/L 0.003 µg/L Detected
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.