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MATTOON

PWS ID: IL0290250 · MATTOON, Illinois 61938

PFAS Detected

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

Population Served
19,500
Total Violations
71
Health-Based Violations
31
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
8,000
County
Coles
School/Daycare
No
MCL Violations
2
Monitoring Violations
22
Treatment Tech Violations
29

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule TT 29 1998
Coliform (TCR) MR 4 2010
Toxaphene MR 4 2023
Coliform (TCR) MCL 2 1998
Atrazine MR 2 2007
Consumer Confidence Rule Other 2 2001
Chloramine MR 2 2010
Arsenic MR 1 1979
Nitrate MR 1 1979
Barium MR 1 1979
Fluoride MR 1 1979
Mercury MR 1 1979
Selenium MR 1 1979
Cadmium MR 1 1979
Gross Alpha, Excl. Radon and U MR 1 1977
Lead and Copper Rule MR 1 1994
Chromium MR 1 1979

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 1 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFEESA 8/7/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/7/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 8/7/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/7/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/7/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/7/2024 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 8/7/2024 <0.006 µg/L 0.006 µg/L Not Detected
NFDHA 8/7/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFHxA 8/7/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 8/7/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 8/7/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 8/7/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFMBA 8/7/2024 <0.003 µg/L 0.003 µg/L Not Detected
lithium 8/7/2024 <9 µg/L 9 µg/L Not Detected
PFHpS 8/7/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/7/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/7/2024 0.0067 µg/L 0.005 µg/L Detected
PFPeA 8/7/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/7/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFOA 8/7/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 8/7/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/7/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDoA 8/7/2024 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 8/7/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 8/7/2024 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 8/7/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 8/7/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 8/7/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 8/7/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 8/7/2024 <0.004 µg/L 0.004 µg/L Not Detected
9Cl-PF3ONS 5/1/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFBA 5/1/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 5/1/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFHpA 5/1/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 5/1/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFHxS 5/1/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 5/1/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 5/1/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 5/1/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 5/1/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 5/1/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 5/1/2024 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 5/1/2024 <0.005 µg/L 0.005 µg/L Not Detected
NEtFOSAA 5/1/2024 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 5/1/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 5/1/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 5/1/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 5/1/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 5/1/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 5/1/2024 <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.