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States → Louisiana

W JEFFERSON WW DISTRICT 2

PWS ID: LA1051004 · JEFFERSON, Louisiana 70121

PFAS Detected

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

Population Served
140,264
Total Violations
14
Health-Based Violations
9
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
59,382
County
Jefferson Parish
School/Daycare
No
MCL Violations
4
Monitoring Violations
0
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Interim Enhanced Surface Water Treatment Rule TT 5 2004
Consumer Confidence Rule Other 5 2015
Total Haloacetic Acids (HAA5) MCL 4 2022

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 3 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFHpS 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 8/1/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/1/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/1/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 8/1/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 8/1/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 8/1/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/1/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/1/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/1/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFPeA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/1/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 8/1/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/1/2023 0.0057 µg/L 0.005 µg/L Detected
HFPO-DA 8/1/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMBA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 7/18/2023 <9 µg/L 9 µg/L Not Detected
PFTA 7/18/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 7/18/2023 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 7/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 7/18/2023 <0.006 µg/L 0.006 µg/L Not Detected
NFDHA 4/29/2024 <0.02 µg/L 0.02 µg/L Not Detected
lithium 4/29/2024 <9 µg/L 9 µg/L Not Detected
ADONA 4/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 4/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 4/29/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 4/29/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 4/29/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 4/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 4/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 4/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 4/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 4/29/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFHpS 4/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 4/29/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFPeS 4/29/2024 <0.004 µg/L 0.004 µg/L Not Detected
HFPO-DA 4/29/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 4/29/2024 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 4/29/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 4/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 4/29/2024 <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.