PlainWater

WATFORD CITY CITY OF

PWS ID: ND2700990 · WATFORD CITY, North Dakota 58854

PFAS Detected

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

Population Served
6,390
Total Violations
37
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
850
County
McKenzie
School/Daycare
No
MCL Violations
0
Monitoring Violations
33
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 16 2015
Chloramine MR 8 2022
Lead and Copper Rule MR 5 2013
Chlorine MR 4 2012
Consumer Confidence Rule Other 1 2012

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 4 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
NEtFOSAA 8/29/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 8/29/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 8/29/2023 <0.008 µg/L 0.008 µg/L Not Detected
NMeFOSAA 8/29/2023 <0.006 µg/L 0.006 µg/L Not Detected
HFPO-DA 7/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
lithium 7/11/2023 27.5000 µg/L 9 µg/L Detected
6:2 FTS 7/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 7/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 7/11/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 7/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 7/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 7/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 7/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 7/11/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 7/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 7/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 7/11/2023 <0.002 µg/L 0.002 µg/L Not Detected
NMeFOSAA 4/10/2023 <0.006 µg/L 0.006 µg/L Not Detected
NFDHA 4/10/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFPeA 4/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 4/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 4/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 4/10/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 4/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 4/10/2023 <0.004 µg/L 0.004 µg/L Not Detected
lithium 4/10/2023 60.1000 µg/L 9 µg/L Detected
HFPO-DA 4/10/2023 <0.005 µg/L 0.005 µg/L Not Detected
NEtFOSAA 4/10/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 4/10/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 4/10/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFOA 4/10/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 4/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 4/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 4/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 4/10/2023 <0.004 µg/L 0.004 µg/L Not Detected
6:2 FTS 4/10/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 4/10/2023 <0.004 µg/L 0.004 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.