PlainWater

CAPE GIRARDEAU PWS

PWS ID: MO4010136 · CAPE GIRARDEAU, Missouri 63701-0000

PFAS Detected

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

Population Served
39,941
Total Violations
71
Health-Based Violations
6
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
17,002
County
Cape Girardeau
School/Daycare
No
MCL Violations
3
Monitoring Violations
59
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Groundwater Rule MR 11 2024
Benzene MR 6 1988
Trichloroethylene MR 6 1988
Carbon tetrachloride MR 6 1988
1,1,1-Trichloroethane MR 6 1988
1,2-Dichloroethane MR 6 1988
1,1-Dichloroethylene MR 6 1988
Vinyl chloride MR 6 1988
p-Dichlorobenzene MR 6 1988
Coliform (TCR) MCL 3 1998
Groundwater Rule TT 3 2025
Public Notice Other 2 2025

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 5 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFPeA 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 7/22/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 7/22/2024 0.0084 µg/L 0.005 µg/L Detected
6:2 FTS 7/22/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 7/22/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFMPA 7/22/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 7/22/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFBS 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/22/2024 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 7/22/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 7/22/2024 <0.004 µg/L 0.004 µg/L Not Detected
lithium 7/22/2024 10.3000 µg/L 9 µg/L Detected
NMeFOSAA 7/22/2024 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 7/22/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 7/22/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 7/22/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFHpA 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 7/22/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 7/22/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 7/22/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 7/22/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHxS 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 7/22/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHpA 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 7/22/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFDA 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 7/22/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFHpS 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 7/22/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/22/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 7/22/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 7/22/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFPeA 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/22/2024 <0.004 µg/L 0.004 µg/L Not Detected
NEtFOSAA 7/22/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHxA 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 7/22/2024 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 7/22/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 7/22/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 7/22/2024 0.0098 µg/L 0.005 µg/L Detected
6:2 FTS 7/22/2024 <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.