PlainWater

HIWANNEE WATER ASSOCIATION #1

PWS ID: MS0770005 · WAYNESBORO, Mississippi 39367

PFAS Detected

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

Population Served
3,749
Total Violations
948
Health-Based Violations
133
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Public/Private
Connections
1,420
County
Wayne
School/Daycare
No
MCL Violations
133
Monitoring Violations
800
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Uranium MR 264 2012
Radium-226 MR 180 2012
Radium-228 MR 180 2012
TTHM MCL 125 2019
Gross Alpha, Excl. Radon and U MR 84 2008
Combined Radium (-226 and -228) MR 84 2008
Coliform (TCR) MCL 8 2014
Coliform (TCR) MR 4 2014
Chlorine MR 4 2022
Public Notice Other 2 2019
Consumer Confidence Rule Other 1 2003

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 1 of 30 samples detected PFAS.

Contaminant Date Result MRL Status
PFNA 6/16/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFTA 6/16/2025 <0.008 µg/L 0.008 µg/L Not Detected
lithium 6/16/2025 15.6000 µg/L 9 µg/L Detected
PFHpS 6/16/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 6/16/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 6/16/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 6/16/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFBS 6/16/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 6/16/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 6/16/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 6/16/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 6/16/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 6/16/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 6/16/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 6/16/2025 <0.002 µg/L 0.002 µg/L Not Detected
8:2 FTS 6/16/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 6/16/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 6/16/2025 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 6/16/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMBA 6/16/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 6/16/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFMPA 6/16/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 6/16/2025 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 6/16/2025 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 6/16/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 6/16/2025 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 6/16/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 6/16/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 6/16/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFPeA 6/16/2025 <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.