PlainWater
States → Utah

NEPHI CITY

PWS ID: UTAH12003 · NEPHI, Utah 84648

PFAS Detected

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

Population Served
7,122
Total Violations
99
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
2,609
County
Juab
School/Daycare
No
MCL Violations
2
Monitoring Violations
82
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 4 1993
Xylenes, Total MR 3 2022
DICHLOROMETHANE MR 3 2022
o-Dichlorobenzene MR 3 2022
p-Dichlorobenzene MR 3 2022
Vinyl chloride MR 3 2022
1,1,1-Trichloroethane MR 3 2022
Carbon tetrachloride MR 3 2022
1,2-Dichloropropane MR 3 2022
1,1,2-Trichloroethane MR 3 2022
Tetrachloroethylene MR 3 2022
CHLOROBENZENE MR 3 2022
1,2,4-Trichlorobenzene MR 3 2022
Revised Total Coliform Rule Other 3 2017
Toluene MR 3 2022
Ethylbenzene MR 3 2022
Lead and Copper Rule MR 3 2011
Trichloroethylene MR 3 2022
Benzene MR 3 2022
1,1-Dichloroethylene MR 3 2022
trans-1,2-Dichloroethylene MR 3 2022
1,2-Dichloroethane MR 3 2022
Styrene MR 3 2022
cis-1,2-Dichloroethylene MR 3 2022
Coliform (TCR) MCL 2 1996
Barium MR 1 1991
Cadmium MR 1 1991
Fluoride MR 1 1991
Chromium MR 1 1991
Nickel MR 1 1991

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 1 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
NMeFOSAA 9/23/2025 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 9/23/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 9/23/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 9/23/2025 <0.008 µg/L 0.008 µg/L Not Detected
NFDHA 8/18/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFHxA 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
lithium 8/18/2025 <9 µg/L 9 µg/L Not Detected
PFTA 8/18/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 8/18/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 8/18/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 8/18/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFBS 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/18/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/18/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 8/18/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 8/18/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/18/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/18/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 8/18/2025 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 8/18/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 8/18/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 8/18/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 8/18/2025 <0.002 µg/L 0.002 µg/L Not Detected
8:2 FTS 8/18/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 8/18/2025 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/18/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFOA 8/18/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 8/18/2025 <0.002 µg/L 0.002 µg/L Not Detected
lithium 8/18/2025 12.0000 µg/L 9 µg/L Detected
PFDoA 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 8/18/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 8/18/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/18/2025 <0.004 µg/L 0.004 µg/L Not Detected
9Cl-PF3ONS 8/18/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 8/18/2025 <0.003 µg/L 0.003 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.