No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting July 2023.
Serves about 3,660 people (1,220 connections) with surface water bought from Haleyville, Water Works & Sewer Board, Hamilton Water & Wastewater Department and Guin Water & Sewer Board.
From EPA's record for AL0001716. PurityMap is independent of Marion County Public Water Authority.
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4 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Jul–Sep 2023 | Haloacetic acids (HAA5) | 0.065 mg/L | 0.060 mg/L | Resolved |
| Apr–Jun 2023 | Haloacetic acids (HAA5) | 0.074 mg/L | 0.060 mg/L | Resolved |
| Jan–Mar 2023 | Haloacetic acids (HAA5) | 0.074 mg/L | 0.060 mg/L | Resolved |
| Oct–Dec 2022 | Haloacetic acids (HAA5) | 0.069 mg/L | 0.060 mg/L | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from January 2024 to October 2024.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| 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 | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| 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 | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| 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 | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| 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 | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| 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 | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Lithium | < 9 µg/L | 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2024-01-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-01-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-01-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| 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 | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluorohexanoic acid (PFHxA) | < 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluoropentanoic acid (PFPeA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-01-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-01-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-10 to 2024-10-07 | UCMR5 Analytical Results: MARION COUNTY PUBLIC WATER AUTHORITY (AL0001716) |
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.
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Follow this water →According to EPA's record, Marion County Public Water Authority uses surface water bought from Haleyville, Water Works & Sewer Board, Hamilton Water & Wastewater Department and Guin Water & Sewer Board.
EPA's record shows 4 health-based violations for Marion County Public Water Authority in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. The latest legal-limit breach on record was in the period starting July 2023. EPA also lists 18 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
Lead was not detected at the 90th percentile of tap samples in Marion County Public Water Authority's latest lead and copper round, which ended in December 2024. The federal action level is 15 µg/L.
PurityMap has no verified website for Marion County Public Water Authority. Its mailing address on EPA record is P.O. BOX 909, HAMILTON, AL 35570. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.