No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting July 2025.
Serves about 3,591 people (1,414 connections) with surface water bought from Montgomery County Water System.
From EPA's record for NC0362020. PurityMap is independent of Town of Troy.
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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 |
|---|---|---|---|---|
| Jul–Sep 2025 | Haloacetic acids (HAA5) | 0.065 mg/L | 0.060 mg/L | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from January 2025 to October 2025.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Perfluorooctanesulfonic acid (PFOS) | 5.5 ng/L | 4.0 ng/L federal MCL (2024) | Above a historical reference; current applicability unverified | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluorohexanoic acid (PFHxA) | 3.1 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Within a historical reference; current applicability unverified | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluoropentanoic acid (PFPeA) | 3 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| 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 | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| 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 | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| 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 | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| 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 | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| 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 | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| 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 | 2025-01-14 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-14 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-14 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| 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 | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-14 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-14 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-20 to 2025-10-28 | UCMR5 Analytical Results: TROY, TOWN OF (NC0362020) |
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 →Town of Troy's phone number on EPA record is 910-572-3661. Its mailing address is 610 NORTH MAIN STREET, TROY, NC 27371.
According to EPA's record, Town of Troy uses surface water bought from Montgomery County Water System.
EPA's record shows 1 health-based violation for Town of Troy 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 2025. EPA also lists 9 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 Town of Troy's latest lead and copper round, which ended in December 2025. The federal action level is 15 µg/L.
PurityMap has no verified website for Town of Troy. Its phone number on EPA record is 910-572-3661. Its mailing address on EPA record is 610 NORTH MAIN STREET, TROY, NC 27371. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.