PlainWater
States → Louisiana

MAGNOLIA-OSSUN HEIGHTS

PWS ID: LA1055140 · DES PERES, Louisiana 63131

PFAS Detected

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

Population Served
393
Total Violations
27
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
131
County
Lafayette Parish
School/Daycare
No
MCL Violations
0
Monitoring Violations
27
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MR 8 2012
Total Haloacetic Acids (HAA5) MR 8 2012
Coliform (TCR) MR 4 2014
Chlorine MR 4 2014
Lead and Copper Rule MR 3 2006

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 2 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
4:2 FTS 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
11Cl-PF3OUdS 8/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 8/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/5/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFTrDA 8/5/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 8/5/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFMBA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/5/2025 <0.02 µg/L 0.02 µg/L Not Detected
9Cl-PF3ONS 8/5/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFDoA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 8/5/2025 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 8/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
lithium 8/5/2025 10.9000 µg/L 9 µg/L Detected
PFDA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 2/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 2/4/2025 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 2/4/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFOA 2/4/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 2/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 2/4/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFPeA 2/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 2/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 2/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 2/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 2/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 2/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 2/4/2025 <0.008 µg/L 0.008 µg/L Not Detected
lithium 2/4/2025 10.8000 µg/L 9 µg/L Detected
PFMPA 2/4/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 2/4/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFTrDA 2/4/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFOS 2/4/2025 <0.004 µg/L 0.004 µg/L Not Detected
9Cl-PF3ONS 2/4/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHpA 2/4/2025 <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.