EPA data as of Oct 2026 · page updated 2026-10-30

Town of Haynesville Water System

Town of Haynesville Water System (EPA ID LA1027002) in Haynesville, LA supplies groundwater (wells) to about 3,600 people: 3 violations since 2016, latest lead result 1 ppb, PFAS not tested.

Service area

EPA service-area boundary (state-supplied or EPA-modeled)
Water utility service area PFOA/PFOS ≥ 4 ppt Lead > 15 ppb 5+ violations Superfund site (active) proposed cleaned up Circles: other water systems flagged nearby; size = people served. Tap any symbol for details.

System facts

People served3,600
Connections1,200
Sourcegroundwater (wells)
WholesalerNo

Health-based violations

Contaminant or ruleHealth-based violations since 2016
Groundwater Rule2
Lead and Copper Rule Revisions1

A health-based violation means a contaminant exceeded its legal limit (MCL) or a required treatment technique was not met, as reported by the state to EPA’s SDWIS. 1 still listed as unresolved (“unaddressed” or “addressed” but not yet returned to compliance); the latest began Oct 2024.

Lead

Jan 20211 ppb
Jan 20180 ppb
Jan 20151 ppb
Jan 20123 ppb
Jan 20092 ppb
Jan 20085 ppb
Jan 20059 ppb
Jan 20025 ppb

90th-percentile lead per sampling round (90% of the homes sampled were at or below this level). Black line: EPA’s 15 ppb action level; under the Lead and Copper Rule Improvements the action level becomes 10 ppb from 2027.

PFAS

This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5).

What this is — and isn’t. These are records your water utility and state reported to the EPA, and the EPA’s radon map for your county. They describe the system and the area, not the water from your own tap or the air in your home. For that, read your utility’s annual Consumer Confidence Report and test: lead and radon tests are inexpensive.

Questions

Has Town of Haynesville Water System had drinking water violations?

Health-based violations since 2016: Groundwater Rule, Lead and Copper Rule Revisions. 1 is still listed as unresolved in EPA records.

What is the lead level in Town of Haynesville Water System water?

The latest 90th-percentile lead result (Jan 2021) was 1 ppb. EPA’s action level is 15 ppb (10 ppb from 2027).

Does Town of Haynesville Water System have PFAS in its water?

This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5 covers systems serving over 3,300 people and a sample of smaller ones).