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NEW LLANO WATER DEPARTMENT

PWS ID: LA1115022 · NEW LLANO, Louisiana 71461

PFAS Detected

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

Population Served
3,300
Total Violations
66
Health-Based Violations
52
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,100
County
Vernon Parish
School/Daycare
No
MCL Violations
19
Monitoring Violations
5
Treatment Tech Violations
33

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Groundwater Rule TT 33 2022
Coliform (TCR) MCL 19 2002
Consumer Confidence Rule Other 4 2024
Coliform (TCR) MR 3 2004
Total Haloacetic Acids (HAA5) MR 1 2004
TTHM MR 1 2004

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 4 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFOS 8/12/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 8/12/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/12/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/12/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/12/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/12/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 8/12/2025 <0.004 µg/L 0.004 µg/L Not Detected
9Cl-PF3ONS 8/12/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFMBA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/12/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 8/12/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/12/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFNA 8/12/2025 <0.004 µg/L 0.004 µg/L Not Detected
lithium 8/12/2025 14.6000 µg/L 9 µg/L Detected
PFTA 8/12/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 8/12/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 8/12/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 8/12/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFHxS 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/12/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFMPA 8/12/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/12/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 8/12/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/12/2025 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/12/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/12/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/12/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 8/12/2025 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 8/12/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/12/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 8/12/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 8/12/2025 <0.003 µg/L 0.003 µg/L Not Detected
lithium 8/12/2025 14.1000 µg/L 9 µg/L 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.