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States → Kentucky

LYON COUNTY WATER DISTRICT

PWS ID: KY0720933 · KUTTAWA, Kentucky 42055

PFAS Detected

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

Population Served
6,744
Total Violations
91
Health-Based Violations
43
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
2,824
County
Lyon
School/Daycare
No
MCL Violations
43
Monitoring Violations
36
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 31 2024
Coliform (TCR) MR 14 2014
Revised Total Coliform Rule MON 13 2021
Total Haloacetic Acids (HAA5) MCL 12 2025
Consumer Confidence Rule Other 8 2014
Asbestos MR 5 1993
Lead and Copper Rule MR 4 1993
Public Notice Other 3 2015

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 5 of 540 samples detected PFAS.

Contaminant Date Result MRL Status
PFDoA 8/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/14/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 8/14/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/14/2024 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 8/14/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 8/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 8/14/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 8/14/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHxA 8/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/14/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/14/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 8/14/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 8/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/14/2024 <0.002 µg/L 0.002 µg/L Not Detected
NFDHA 8/14/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFMBA 8/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 8/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/14/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 8/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/14/2024 <0.004 µg/L 0.004 µg/L Not Detected
lithium 8/1/2023 <9 µg/L 9 µg/L Not Detected
NEtFOSAA 8/1/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 8/1/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFTA 8/1/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 8/1/2023 <0.007 µg/L 0.007 µg/L Not Detected
NMeFOSAA 8/1/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFHpA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/1/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/1/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 8/1/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 8/1/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/1/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/1/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 8/1/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFMPA 8/1/2023 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 8/1/2023 <0.005 µg/L 0.005 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.