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States → Missouri

ANDREW COUNTY PWSD 2

PWS ID: MO1024005 · COSBY, Missouri 64436-0000

PFAS Detected

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

Population Served
3,580
Total Violations
6
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,420
County
Andrew
School/Daycare
No
MCL Violations
0
Monitoring Violations
6
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 6 2010

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 4 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFMPA 4/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFTA 4/8/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 4/8/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 4/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 4/8/2024 <0.006 µg/L 0.006 µg/L Not Detected
9Cl-PF3ONS 4/8/2024 <0.002 µg/L 0.002 µg/L Not Detected
8:2 FTS 4/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 4/8/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 4/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDoA 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 4/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 4/8/2024 <0.002 µg/L 0.002 µg/L Not Detected
4:2 FTS 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 4/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 4/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 4/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
HFPO-DA 4/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 4/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 4/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
lithium 4/8/2024 45.0000 µg/L 9 µg/L Detected
PFTrDA 4/8/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFBA 4/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
lithium 4/8/2024 45.0000 µg/L 9 µg/L Detected
PFDA 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 4/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 4/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 4/8/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 4/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 4/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 4/8/2024 <0.006 µg/L 0.006 µg/L Not Detected
6:2 FTS 4/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 4/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
NEtFOSAA 4/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 4/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 4/8/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFHpA 4/8/2024 <0.003 µg/L 0.003 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.