PlainWater

PONTOON BEACH PWD

PWS ID: IL1195300 · GRANITE CITY, Illinois 62040

PFAS Detected

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

Population Served
3,325
Total Violations
18
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,330
County
Madison
School/Daycare
No
MCL Violations
0
Monitoring Violations
16
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 8 2024
Chloramine MR 8 2024
Consumer Confidence Rule Other 2 2025

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 9 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFTrDA 9/13/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFDA 9/13/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 9/13/2023 <0.006 µg/L 0.006 µg/L Not Detected
HFPO-DA 9/13/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 9/13/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 9/13/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 9/13/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 9/13/2023 <0.002 µg/L 0.002 µg/L Not Detected
6:2 FTS 9/13/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFDoA 9/13/2023 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 9/13/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 9/13/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 9/13/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 9/13/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 9/13/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 9/13/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 9/13/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 9/13/2023 0.0042 µg/L 0.003 µg/L Detected
PFPeS 9/13/2023 <0.004 µg/L 0.004 µg/L Not Detected
lithium 9/13/2023 <9 µg/L 9 µg/L Not Detected
NEtFOSAA 9/13/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 9/13/2023 0.0190 µg/L 0.005 µg/L Detected
PFHpS 9/13/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 9/13/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 9/13/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/13/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 9/13/2023 0.0039 µg/L 0.003 µg/L Detected
PFMPA 9/13/2023 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 9/13/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 9/13/2023 <0.008 µg/L 0.008 µg/L Not Detected
ADONA 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 6/7/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 6/7/2023 <0.02 µg/L 0.02 µg/L Not Detected
8:2 FTS 6/7/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 6/7/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 6/7/2023 <0.004 µg/L 0.004 µg/L Not Detected
HFPO-DA 6/7/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFDoA 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 6/7/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 6/7/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 6/7/2023 0.0110 µg/L 0.005 µg/L Detected
PFOS 6/7/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 6/7/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFBS 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 6/7/2023 <9 µg/L 9 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.