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States → Illinois

WESTVILLE

PWS ID: IL1830950 · WESTVILLE, Illinois 61883

Population Served
3,917
Total Violations
90
Health-Based Violations
56
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,837
County
Vermilion
School/Daycare
No
MCL Violations
56
Monitoring Violations
18
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MCL 44 1999
Coliform (TCR) MR 11 2006
Nitrate-Nitrite MCL 6 2000
Coliform (TCR) MCL 6 2015
Consumer Confidence Rule Other 6 2016
Chlorine MR 5 2007
Lead and Copper Rule MR 2 1992

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFHpA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 8/4/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/4/2025 <0.004 µg/L 0.004 µg/L Not Detected
lithium 8/4/2025 <9 µg/L 9 µg/L Not Detected
PFHxS 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/4/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFTrDA 8/4/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFUnA 8/4/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/4/2025 <0.002 µg/L 0.002 µg/L Not Detected
4:2 FTS 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 8/4/2025 <0.008 µg/L 0.008 µg/L Not Detected
NMeFOSAA 8/4/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFDA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/4/2025 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/4/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/4/2025 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
NEtFOSAA 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 5/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
lithium 5/5/2025 <9 µg/L 9 µg/L Not Detected
PFPeS 5/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 5/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 5/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 5/5/2025 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 5/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 5/5/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 5/5/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFHpS 5/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 5/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 5/5/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFHxS 5/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 5/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 5/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 5/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 5/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 5/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 5/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 5/5/2025 <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.