No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting October 2020.
Serves about 5,514 people (2,171 connections) with groundwater from its own wells.
From EPA's record for NC0425132. PurityMap is independent of Fairfield Harbour.
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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 |
|---|---|---|---|---|
| Oct–Dec 2020 | Total trihalomethanes (TTHM) | 0.084 mg/L | 0.080 mg/L | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from May 2024 to November 2024.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Lithium | 16.6 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 | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| 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 | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| 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 | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| 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 | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| 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 | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| 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 | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| 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 | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluorohexanoic acid (PFHxA) | < 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluoropentanoic acid (PFPeA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-05-21 to 2024-11-12 | UCMR5 Analytical Results: FAIRFIELD HARBOUR (NC0425132) |
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 →Fairfield Harbour's phone number on EPA record is 800-525-7990. Its mailing address is PO BOX 240908, CHARLOTTE, NC 28224.
According to EPA's record, Fairfield Harbour uses groundwater from its own wells.
EPA's record shows 1 health-based violation for Fairfield Harbour 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 October 2020. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in Fairfield Harbour's latest lead and copper round, which ended in December 2025, was 5 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for Fairfield Harbour. Its phone number on EPA record is 800-525-7990. Its mailing address on EPA record is PO BOX 240908, CHARLOTTE, NC 28224. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.