PlainWater
States → Missouri

LIBERTY PWS

PWS ID: MO1010466 · LIBERTY, Missouri 64068-0000

PFAS Detected

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

Population Served
30,800
Total Violations
115
Health-Based Violations
22
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
10,736
County
Clay
School/Daycare
No
MCL Violations
18
Monitoring Violations
88
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 14 2010
Coliform (TCR) MR 4 2012
Groundwater Rule TT 4 2014
1,2,4-Trichlorobenzene MR 4 2024
cis-1,2-Dichloroethylene MR 4 2024
Vinyl chloride MR 4 2024
trans-1,2-Dichloroethylene MR 4 2024
1,1,1-Trichloroethane MR 4 2024
1,2-Dichloropropane MR 4 2024
Trichloroethylene MR 4 2024
1,1,2-Trichloroethane MR 4 2024
Tetrachloroethylene MR 4 2024
CHLOROBENZENE MR 4 2024
Styrene MR 4 2024
Carbon tetrachloride MR 4 2024
Benzene MR 4 2024
DICHLOROMETHANE MR 4 2024
1,2-Dichloroethane MR 4 2024
p-Dichlorobenzene MR 4 2024
Ethylbenzene MR 4 2024
1,1-Dichloroethylene MR 4 2024
Toluene MR 4 2024
Coliform (TCR) MCL 4 2003
Xylenes, Total MR 4 2024
o-Dichlorobenzene MR 4 2024
LEAD AND COPPER RULE REVISIONS RPT 1 2024

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 2 of 35 samples detected PFAS.

Contaminant Date Result MRL Status
PFTrDA 4/16/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFBA 4/16/2024 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 4/16/2024 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 4/16/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 4/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 4/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 4/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 4/16/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 4/16/2024 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 4/16/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFTA 4/16/2024 <0.008 µg/L 0.008 µg/L Not Detected
HFPO-DA 4/16/2024 <0.005 µg/L 0.005 µg/L Not Detected
NEtFOSAA 4/16/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 4/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 4/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 4/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 4/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 4/16/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 4/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 4/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 4/16/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 4/16/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 4/16/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 4/16/2024 <0.002 µg/L 0.002 µg/L Not Detected
lithium 4/16/2024 31.8000 µg/L 9 µg/L Detected
PFDA 4/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 4/16/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 4/16/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 4/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 4/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 11/5/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 11/5/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 11/5/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 11/5/2024 <0.006 µg/L 0.006 µg/L Not Detected
lithium 11/5/2024 25.7000 µg/L 9 µg/L 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.