PlainWater

SJCU-NORTHEAST UTILITIES WS

PWS ID: FL2554475 · ST. AUGUSTINE, Florida 32084

Population Served
14,790
Total Violations
21
Health-Based Violations
6
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
5,317
County
St. Johns
School/Daycare
No
MCL Violations
6
Monitoring Violations
12
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 6 2005
Revised Total Coliform Rule MON 4 2022
TTHM MR 3 2022
Total Haloacetic Acids (HAA5) MR 3 2022
Lead and Copper Rule MR 1 2022
Revised Total Coliform Rule RPT 1 2024
Coliform (TCR) MR 1 2001
Consumer Confidence Rule Other 1 2024

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
8:2 FTS 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
lithium 7/19/2023 <9 µg/L 9 µg/L Not Detected
NMeFOSAA 7/19/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFTA 7/19/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 7/19/2023 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 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
6:2 FTS 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 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
11Cl-PF3OUdS 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 7/19/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 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
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
PFNA 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
PFDoA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 7/19/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 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
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
PFOS 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
ADONA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 1/10/2024 <0.004 µg/L 0.004 µg/L Not Detected
lithium 1/10/2024 <9 µg/L 9 µg/L Not Detected
4:2 FTS 1/10/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 1/10/2024 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 1/10/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 1/10/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 1/10/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 1/10/2024 <0.007 µg/L 0.007 µg/L Not Detected
NMeFOSAA 1/10/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFTA 1/10/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFNA 1/10/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 1/10/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 1/10/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 1/10/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 1/10/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 1/10/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 1/10/2024 <0.002 µg/L 0.002 µg/L Not Detected
NFDHA 1/10/2024 <0.02 µg/L 0.02 µg/L Not Detected
9Cl-PF3ONS 1/10/2024 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 1/10/2024 <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.