PlainWater
States → Michigan

FORT GRATIOT TOWNSHIP

PWS ID: MI0002385 · FORT GRATIOT, Michigan 48059

Population Served
11,616
Total Violations
22
Health-Based Violations
4
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
5,200
County
St. Clair
School/Daycare
No
MCL Violations
4
Monitoring Violations
18
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 6 2007
Total Haloacetic Acids (HAA5) MR 4 2016
Lead and Copper Rule MR 4 2023
TTHM MR 4 2016
Coliform (TCR) MCL 4 2002

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFPeA 8/11/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/11/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/11/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 8/11/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 8/11/2025 <0.007 µg/L 0.007 µg/L Not Detected
NMeFOSAA 8/11/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFPeS 8/11/2025 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/11/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFNA 8/11/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 8/11/2025 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 8/11/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 8/11/2025 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 8/11/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 8/11/2025 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 8/11/2025 <0.003 µg/L 0.003 µg/L Not Detected
lithium 8/11/2025 <9 µg/L 9 µg/L Not Detected
PFBS 8/11/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 8/11/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 8/11/2025 <0.004 µg/L 0.004 µg/L Not Detected
6:2 FTS 8/11/2025 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 8/11/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/11/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 8/11/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 8/11/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 8/11/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 8/11/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/11/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/11/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/11/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 8/11/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 5/14/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 5/14/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 5/14/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFHxA 5/14/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 5/14/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 5/14/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 5/14/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 5/14/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 5/14/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 5/14/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 5/14/2025 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 5/14/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 5/14/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 5/14/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 5/14/2025 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 5/14/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFMBA 5/14/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 5/14/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 5/14/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 5/14/2025 <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.