PlainWater
States → Louisiana

MAGNOLIA-RESOLVE WHISPERWOOD

PWS ID: LA1103046 · DES PERES, Louisiana 63131

PFAS Detected

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

Population Served
6,867
Total Violations
13
Health-Based Violations
6
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
2,289
County
St. Tammany Parish
School/Daycare
No
MCL Violations
6
Monitoring Violations
1
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 6 2006
Consumer Confidence Rule Other 2 2017
Lead and Copper Rule MR 1 1993

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 2 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFHpA 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 7/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
4:2 FTS 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 7/7/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 7/7/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 7/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 7/7/2025 <0.006 µg/L 0.006 µg/L Not Detected
8:2 FTS 7/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
lithium 7/7/2025 9.3500 µg/L 9 µg/L Detected
PFEESA 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 7/7/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 7/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 7/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 7/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
6:2 FTS 7/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 7/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 7/7/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 7/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 7/7/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 7/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 7/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 7/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 7/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 7/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
lithium 7/7/2025 9.4400 µg/L 9 µg/L Detected
NMeFOSAA 7/7/2025 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 7/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 7/7/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFBA 7/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFDA 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 7/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 7/7/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDoA 7/7/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 7/7/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 7/7/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 7/7/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFHxA 7/7/2025 <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.