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States → Wisconsin

PESHTIGO WATERWORKS

PWS ID: WI4380442 · PESHTIGO, Wisconsin 54157-1219

PFAS Detected

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

Population Served
3,420
Total Violations
160
Health-Based Violations
117
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,399
County
Marinette
School/Daycare
No
MCL Violations
117
Monitoring Violations
34
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Radium (-226 and -228) MCL 59 2001
Gross Alpha, Excl. Radon and U MCL 58 2001
Coliform (TCR) MR 9 2006
Revised Total Coliform Rule MON 8 2023
Total Haloacetic Acids (HAA5) MR 6 2005
TTHM MR 6 2005
Lead and Copper Rule MR 5 2024
Consumer Confidence Rule Other 4 2025

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 6 of 180 samples detected PFAS.

Contaminant Date Result MRL Status
PFHpS 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 8/20/2025 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 8/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/20/2025 <0.02 µg/L 0.02 µg/L Not Detected
11Cl-PF3OUdS 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 8/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
lithium 8/20/2025 12.0000 µg/L 9 µg/L Detected
PFTrDA 8/20/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFUnA 8/20/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFTA 8/20/2025 <0.008 µg/L 0.008 µg/L Not Detected
NMeFOSAA 8/20/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFBS 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 8/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMBA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 8/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/20/2025 <0.02 µg/L 0.02 µg/L Not Detected
NMeFOSAA 8/20/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFPeS 8/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 8/20/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 8/20/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFDA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
lithium 8/20/2025 15.0000 µg/L 9 µg/L Detected
HFPO-DA 8/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 8/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDoA 8/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/20/2025 <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.