PlainWater

SOUTH MARTIN REGIONAL UTILITIES

PWS ID: FL4430624 · HOBE SOUND, Florida 33475

PFAS Detected

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

Population Served
27,000
Total Violations
122
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
9,000
County
Martin
School/Daycare
No
MCL Violations
0
Monitoring Violations
91
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
E. COLI MR 19 2025
Revised Total Coliform Rule MON 17 2025
Coliform (TCR) MR 9 2000
Nitrate MR 6 1997
Selenium MR 5 1984
Fluoride MR 5 1984
Cadmium MR 5 1984
Arsenic MR 5 1984
Mercury MR 5 1984
Barium MR 5 1984
Chromium MR 5 1984
Consumer Confidence Rule Other 4 2024
Stage 2 Disinfectants and Disinfection Byproducts Rule MR 2 2010
Lead and Copper Rule MR 1 2018
TTHM MR 1 2024
Total Haloacetic Acids (HAA5) MR 1 2024

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 12 of 95 samples detected PFAS.

Contaminant Date Result MRL Status
PFTA 9/4/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 9/4/2024 <0.007 µg/L 0.007 µg/L Not Detected
NMeFOSAA 9/4/2024 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 9/4/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 9/4/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 9/4/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 9/4/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 9/4/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFHxA 7/31/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 7/31/2024 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 7/31/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 7/31/2024 0.0041 µg/L 0.004 µg/L Detected
ADONA 7/31/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 7/31/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFDA 7/31/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 7/31/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFDoA 7/31/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 7/31/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 7/31/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 7/31/2024 0.0110 µg/L 0.004 µg/L Detected
PFNA 7/31/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 7/31/2024 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 7/31/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 7/31/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 7/31/2024 0.0046 µg/L 0.003 µg/L Detected
PFMPA 7/31/2024 <0.004 µg/L 0.004 µg/L Not Detected
6:2 FTS 7/31/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 7/31/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 7/31/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 7/31/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 7/31/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/31/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/31/2024 <0.003 µg/L 0.003 µg/L Not Detected
lithium 7/18/2024 <9 µg/L 9 µg/L Not Detected
lithium 7/18/2024 <9 µg/L 9 µg/L Not Detected
PFOA 5/30/2024 0.0080 µg/L 0.004 µg/L Detected
PFPeA 5/30/2024 0.0044 µg/L 0.003 µg/L Detected
11Cl-PF3OUdS 5/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 5/30/2024 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 5/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 5/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 5/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 5/30/2024 <0.002 µg/L 0.002 µg/L Not Detected
8:2 FTS 5/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 5/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 5/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 5/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 5/30/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 5/30/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 5/30/2024 <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.