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States → Minnesota

Saint Louis Park

PWS ID: MN1270050 · St. Louis Park, Minnesota 55416

PFAS Detected

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

Population Served
50,010
Total Violations
14
Health-Based Violations
14
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
13,775
County
Hennepin
School/Daycare
No
MCL Violations
14
Monitoring Violations
0
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Gross Alpha, Excl. Radon and U MCL 10 2008
Combined Radium (-226 and -228) MCL 4 2008

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 13 of 360 samples detected PFAS.

Contaminant Date Result MRL Status
PFDA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 7/19/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFNA 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 7/19/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFTrDA 7/19/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFDoA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 7/19/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFPeA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
11Cl-PF3OUdS 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
NFDHA 7/19/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFHxA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 7/19/2023 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 7/19/2023 0.0054 µg/L 0.005 µg/L Detected
6:2 FTS 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 7/19/2023 60.7000 µg/L 9 µg/L Detected
PFNA 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 7/19/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
HFPO-DA 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 7/19/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFHxS 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 7/19/2023 <0.008 µg/L 0.008 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.