PlainWater

EL MIRAGE CITY OF

PWS ID: AZ0407091 · EL MIRAGE, Arizona 85335

PFAS Detected

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

Population Served
39,884
Total Violations
1,007
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
11,517
County
Maricopa
School/Daycare
No
MCL Violations
3
Monitoring Violations
992
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 36 2021
Arsenic MR 35 2022
Ethylbenzene MR 20 2019
Xylenes, Total MR 20 2019
1,2-DIBROMO-3-CHLOROPROPANE MR 19 2022
Styrene MR 18 2019
cis-1,2-Dichloroethylene MR 18 2019
DICHLOROMETHANE MR 18 2019
o-Dichlorobenzene MR 18 2019
p-Dichlorobenzene MR 18 2019
1,2-Dichloroethane MR 18 2019
Trichloroethylene MR 18 2019
Carbon tetrachloride MR 18 2019
Tetrachloroethylene MR 18 2019
CHLOROBENZENE MR 18 2019
1,1-Dichloroethylene MR 18 2019
1,2-Dichloropropane MR 18 2019
1,1,2-Trichloroethane MR 18 2019
Benzene MR 18 2019
1,1,1-Trichloroethane MR 18 2019
Toluene MR 18 2019
trans-1,2-Dichloroethylene MR 18 2019
1,2,4-Trichlorobenzene MR 17 2019
Gross Alpha, Excl. Radon and U MR 15 2021
Di(2-ethylhexyl) phthalate MR 14 2019
Diquat MR 14 2019
Methoxychlor MR 13 2019
Dalapon MR 13 2019
Endothall MR 13 2019
OXAMYL MR 13 2019

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 25 of 540 samples detected PFAS.

Contaminant Date Result MRL Status
PFHxA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 9/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 9/14/2023 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 9/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 9/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 9/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 9/14/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFMBA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/14/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFDA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 9/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 9/14/2023 <0.004 µg/L 0.004 µg/L Not Detected
lithium 9/14/2023 16.6000 µg/L 9 µg/L Detected
PFTA 9/14/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 9/14/2023 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 9/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 9/14/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 9/14/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/14/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 9/14/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFHxS 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 9/14/2023 <0.006 µg/L 0.006 µg/L Not Detected
8:2 FTS 9/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFDoA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/14/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 9/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 9/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFDA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 9/14/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFMPA 9/14/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 9/14/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 9/14/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 9/14/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 9/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
NEtFOSAA 9/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 9/14/2023 <0.005 µg/L 0.005 µg/L Not 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.