KEWANEE
PWS ID: IL0730650 · KEWANEE, Illinois 61443
PFAS Detected
1 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.
Population Served
12,509
Total Violations
432
Health-Based Violations
312
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 5,450
- County
- Henry
- School/Daycare
- No
- MCL Violations
- 312
- Monitoring Violations
- 80
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MCL | 191 | 2005 |
| Gross Alpha, Excl. Radon and U | MCL | 91 | 2005 |
| Coliform (TCR) | MR | 20 | 2004 |
| Coliform (TCR) | MCL | 18 | 2006 |
| TTHM | MCL | 12 | 2007 |
| Lead and Copper Rule | MR | 8 | 2025 |
| p-Dichlorobenzene | MR | 5 | 1991 |
| 1,2-Dichloroethane | MR | 5 | 1991 |
| Carbon tetrachloride | MR | 5 | 1991 |
| Benzene | MR | 5 | 1991 |
| Gross Alpha, Excl. Radon and U | MR | 5 | 2004 |
| 1,1-Dichloroethylene | MR | 5 | 1991 |
| 1,1,1-Trichloroethane | MR | 5 | 1991 |
| Trichloroethylene | MR | 5 | 1991 |
| Combined Uranium | MR | 4 | 2004 |
| Public Notice | Other | 4 | 2006 |
| Consumer Confidence Rule | Other | 4 | 2023 |
| E. COLI | MR | 4 | 2017 |
| Combined Radium (-226 and -228) | MR | 4 | 2004 |
PFAS Testing Results (UCMR5)
Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 2 of 60 samples detected PFAS.
| Contaminant | Date | Result | MRL | Status |
|---|---|---|---|---|
| PFTA | 9/18/2025 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| PFTrDA | 9/18/2025 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| NEtFOSAA | 9/18/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| NMeFOSAA | 9/18/2025 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| lithium | 9/18/2025 | 27.9000 µg/L | 9 µg/L | Detected |
| PFTA | 9/18/2025 | <0.008 µg/L | 0.008 µg/L | Not Detected |
| NMeFOSAA | 9/18/2025 | <0.006 µg/L | 0.006 µg/L | Not Detected |
| lithium | 9/18/2025 | 30.3000 µg/L | 9 µg/L | Detected |
| PFTrDA | 9/18/2025 | <0.007 µg/L | 0.007 µg/L | Not Detected |
| NEtFOSAA | 9/18/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| HFPO-DA | 10/23/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFHxA | 10/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBS | 10/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHpA | 10/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFHxS | 10/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFNA | 10/23/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFOS | 10/23/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFOA | 10/23/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFDA | 10/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFUnA | 10/23/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| 11Cl-PF3OUdS | 10/23/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFPeS | 10/23/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHpS | 10/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDoA | 10/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| ADONA | 10/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFMPA | 10/23/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFBA | 10/23/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 6:2 FTS | 10/23/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| 4:2 FTS | 10/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| 8:2 FTS | 10/23/2025 | <0.005 µg/L | 0.005 µg/L | Not Detected |
| PFPeA | 10/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFEESA | 10/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| NFDHA | 10/23/2025 | <0.02 µg/L | 0.02 µg/L | Not Detected |
| 9Cl-PF3ONS | 10/23/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| PFMBA | 10/23/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFPeS | 10/22/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHxA | 10/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFBS | 10/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDA | 10/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFOS | 10/22/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFNA | 10/22/2025 | <0.004 µg/L | 0.004 µg/L | Not Detected |
| PFHxS | 10/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFUnA | 10/22/2025 | <0.002 µg/L | 0.002 µg/L | Not Detected |
| PFHpS | 10/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFDoA | 10/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| NFDHA | 10/22/2025 | <0.02 µg/L | 0.02 µg/L | Not Detected |
| PFEESA | 10/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFMBA | 10/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFPeA | 10/22/2025 | <0.003 µg/L | 0.003 µg/L | Not Detected |
| PFMPA | 10/22/2025 | <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.