No open health-based violations on EPA record in the last 10 years.
Serves about 5,295 people (1,765 connections) with groundwater from its own wells.
From EPA's record for LA1115071. PurityMap is independent of Vernon Parish Water and Sewer Commission.
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1 health-based violation in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From May 2018 | Groundwater Rule | – | – | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from June 2023 to December 2023.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Lithium | 18 µg/L | 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit | Above the referenced health-based guidance value | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| 1H, 1H, 2H, 2H-perfluorodecane sulfonic acid (8:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| 1H, 1H, 2H, 2H-perfluorohexane sulfonic acid (4:2 FTS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| 1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| 9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid (9Cl-PF3ONS) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluorobutanesulfonic acid (PFBS) | < 3 ng/L | 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluorohexanoic acid (PFHxA) | < 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluoropentanoic acid (PFPeA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-13 to 2023-12-05 | UCMR5 Analytical Results: VERNON PARISH WATER AND SEWER COMMISSION (LA1115071) |
Screening tells you if something is worth a closer look; a lab result is the number you can act on.
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Screening: quick check, not lab-grade
Safe Home (EnviroTestKits)
Lead, read as one of three ranges: 0–4, 5–15 or 15+ ppb
Turnaround: 5 minutes
What it can't tell you: It shows a lead range, not an exact level, and tests nothing else unless you pay extra for the optional lab test.
Lab-certified results
ETR Laboratories
50+ substances, including lead, copper, arsenic, nitrate, hardness and coliform bacteria
Environmental Testing and Research Laboratories (ETR Labs), Leominster, MA · ISO/IEC 17025:2017, ANAB certificate AT-2638 · 2–4 business days after the lab receives it
What it can't tell you: It does not test PFAS, and not every result on the panel falls under the lab's accredited scope.
Get PurityMap updates about this water system.
Follow this water →Vernon Parish Water and Sewer Commission's phone number on EPA record is 337-537-1318. Its mailing address is VERNON PARISH WATER AND SEWER COMMISSION, P.O. Box 116, NEW LLANO, LA 71461.
According to EPA's record, Vernon Parish Water and Sewer Commission uses groundwater from its own wells.
EPA's record shows 1 health-based violation for Vernon Parish Water and Sewer Commission in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. EPA also lists 1 missed or late test or report in 10 years. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in Vernon Parish Water and Sewer Commission's latest lead and copper round, which ended in December 2025, was 3.1 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for Vernon Parish Water and Sewer Commission. Its phone number on EPA record is 337-537-1318. Its mailing address on EPA record is VERNON PARISH WATER AND SEWER COMMISSION, P.O. Box 116, NEW LLANO, LA 71461. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.