PlainWater

WEST HELENA WATER WORKS

PWS ID: AR0000416 · HELENA, Arkansas 72342

PFAS Detected

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

Population Served
5,693
Total Violations
156
Health-Based Violations
104
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
2,596
County
Phillips
School/Daycare
No
MCL Violations
9
Monitoring Violations
17
Treatment Tech Violations
95

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Stage 1 Disinfectants and Disinfection Byproducts Rule TT 80 2024
Public Notice Other 33 2024
Groundwater Rule TT 15 2023
Revised Total Coliform Rule MON 6 2020
Coliform (TCR) MCL 5 2008
Lead and Copper Rule MR 5 2020
Revised Total Coliform Rule MCL 4 2020
Chlorine MR 4 2022
E. COLI MR 2 2025
Consumer Confidence Rule Other 1 2011
Coliform (TCR) Other 1 1998

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 2 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
NEtFOSAA 6/14/2023 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 6/14/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFTrDA 6/14/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 6/14/2023 <0.008 µg/L 0.008 µg/L Not Detected
lithium 6/14/2023 37.0000 µg/L 9 µg/L Detected
PFOA 12/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
ADONA 12/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 12/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 12/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 12/11/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFPeA 12/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 12/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 12/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 12/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 12/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 12/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 12/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
HFPO-DA 12/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 12/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 12/11/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 12/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 12/11/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 12/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 12/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 12/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 12/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 12/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 12/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 12/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 12/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 12/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 12/11/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 12/11/2023 <0.008 µg/L 0.008 µg/L Not Detected
lithium 12/11/2023 41.0000 µg/L 9 µg/L Detected
NMeFOSAA 12/11/2023 <0.006 µg/L 0.006 µg/L Not Detected
4:2 FTS 10/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 10/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 10/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 10/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 10/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 10/18/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 10/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 10/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 10/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 10/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 10/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 10/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 10/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 10/18/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 10/18/2023 <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.