PlainWater
StatesUtah

WASHINGTON TERRACE CITY WATER SYSTEM

PWS ID: UTAH29022 · WASHINGTON TERRACE, Utah 84405

PFAS Detected

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

Population Served
9,260
Total Violations
82
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
3,194
County
Weber
School/Daycare
No
MCL Violations
0
Monitoring Violations
71
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 12 2013
TTHM MR 11 2021
Total Haloacetic Acids (HAA5) MR 11 2021
Combined Uranium MR 4 2007
Combined Radium (-226 and -228) MR 4 2007
Radium-228 MR 4 2007
Radium-226 MR 4 2007
Gross Alpha, Excl. Radon and U MR 4 2007
Coliform (TCR) MR 3 1994
Revised Total Coliform Rule MON 3 2020
E. COLI MR 3 2016
Revised Total Coliform Rule Other 3 2017
Consumer Confidence Rule Other 3 2010
Arsenic MR 1 1988
Nitrate MR 1 1988
Chromium MR 1 1988
Selenium MR 1 1988
Mercury MR 1 1988
Fluoride MR 1 1988
Barium MR 1 1988
Cadmium MR 1 1988

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 2 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFDA 9/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 9/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 9/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 9/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 9/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 9/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/23/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFOA 9/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
11Cl-PF3OUdS 9/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 9/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
lithium 9/23/2024 <9 µg/L 9 µg/L Not Detected
PFHpA 9/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 9/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 9/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 9/23/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 9/23/2024 <0.008 µg/L 0.008 µg/L Not Detected
9Cl-PF3ONS 9/23/2024 <0.002 µg/L 0.002 µg/L Not Detected
8:2 FTS 9/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 9/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 9/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 9/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 9/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 9/23/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFHpS 9/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 9/23/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFOS 9/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFMPA 9/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 6/19/2024 <0.002 µg/L 0.002 µg/L Not Detected
lithium 6/19/2024 <9 µg/L 9 µg/L Not Detected
PFTA 6/19/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 6/19/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 6/19/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 6/19/2024 <0.006 µg/L 0.006 µg/L Not Detected
11Cl-PF3OUdS 6/19/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 6/19/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 6/19/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 6/19/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 6/19/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 6/19/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 6/19/2024 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 6/19/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 6/19/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 6/19/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 6/19/2024 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 6/19/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFDoA 6/19/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 6/19/2024 <0.002 µg/L 0.002 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.