No open health-based violations on EPA record in the last 10 years.
Serves about 4,380 people (1,728 connections) with groundwater from its own wells.
From EPA's record for MA1113000. PurityMap is independent of Great Barrington Fire Dist.
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2 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From February 2018 | Stage 1 Disinfectants and Disinfection Byproducts Rule | – | – | Resolved |
| From October 2017 | Stage 1 Disinfectants and Disinfection Byproducts Rule | – | – | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from May 2025 to November 2025.
| 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 | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| 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 | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| 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 | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| 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 | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| 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 | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| 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 | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| 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 | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluorohexanoic acid (PFHxA) | < 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluoropentanoic acid (PFPeA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-05-05 to 2025-11-05 | UCMR5 Analytical Results: GREAT BARRINGTON FIRE DIST (MA1113000) |
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 →Great Barrington Fire Dist's phone number on EPA record is 4135280133. Its mailing address is 17 EAST ST, GREAT BARRINGTON, MA 01230.
According to EPA's record, Great Barrington Fire Dist uses groundwater from its own wells.
EPA's record shows 2 health-based violations for Great Barrington Fire Dist in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. EPA also lists 30 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in Great Barrington Fire Dist's latest lead and copper round, which ended in December 2024, was 2.9 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for Great Barrington Fire Dist. Its phone number on EPA record is 4135280133. Its mailing address on EPA record is 17 EAST ST, GREAT BARRINGTON, MA 01230. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.