PlainWater

SJCU-NORTH BEACH UTILITIES

PWS ID: FL2550812 · ST. AUGUSTINE, Florida 32085

PFAS Detected

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

Population Served
4,200
Total Violations
20
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Public/Private
Connections
1,406
County
St. Johns
School/Daycare
No
MCL Violations
2
Monitoring Violations
3
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Gross Alpha, Excl. Radon and U MR 3 1986
Coliform (TCR) MCL 2 2005
Consumer Confidence Rule Other 1 2024

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 1 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
PFDoA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/10/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 9/10/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 9/10/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFDA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 9/10/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 9/10/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 9/10/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 9/10/2025 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 9/10/2025 <0.02 µg/L 0.02 µg/L Not Detected
lithium 9/10/2025 <9 µg/L 9 µg/L Not Detected
PFTA 9/10/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 9/10/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 9/10/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 9/10/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeS 9/10/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 9/10/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 9/10/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 9/10/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 9/10/2025 <0.006 µg/L 0.006 µg/L Not Detected
lithium 3/3/2025 9.0800 µg/L 9 µg/L Detected
4:2 FTS 3/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 3/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 3/3/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 3/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 3/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 3/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 3/3/2025 <0.02 µg/L 0.02 µg/L Not Detected
NMeFOSAA 3/3/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFHpS 3/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 3/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 3/3/2025 <0.008 µg/L 0.008 µg/L Not Detected
NEtFOSAA 3/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 3/3/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFPeS 3/3/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 3/3/2025 <0.004 µg/L 0.004 µg/L Not Detected
HFPO-DA 3/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 3/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 3/3/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 3/3/2025 <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.