No health-based violations on EPA record since 2016.
Serves about 9,800 people (3,254 connections) with surface water bought from Troy City PWS and Cohoes City.
From EPA's record for NY4500173. PurityMap is independent of Waterford Water Works (Purchase Troy).
Are you this utility? Correct this listing →
No health-based violations in the last 10 years, from EPA's SDWIS compliance database.
EPA required this system to test for 30 unregulated and emerging contaminants, from January 2025 to October 2025.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Perfluorohexanoic acid (PFHxA) | 3.3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Within a historical reference; current applicability unverified | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluoropentanoic acid (PFPeA) | 3.5 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| 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 | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| 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 | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| 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 | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| 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 | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| 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 | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| 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 | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| 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 | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-15 to 2025-10-15 | UCMR5 Analytical Results: WATERFORD WATER WORKS (PURCHASE TROY) (NY4500173) |
Screening tells you if something is worth a closer look; a lab result is the number you can act on.
As an Amazon Associate, PurityMap earns from qualifying purchases. Affiliate disclosure
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 →Waterford Water Works (Purchase Troy)'s phone number on EPA record is 518-237-0422. Its mailing address is P.O. BOX 489, WATERFORD, NY 12188.
According to EPA's record, Waterford Water Works (Purchase Troy) uses surface water bought from Troy City PWS and Cohoes City.
No health-based violations on EPA record since 2016. EPA also lists 1 missed or late test or report in 10 years. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in Waterford Water Works (Purchase Troy)'s latest lead and copper round, which ended in June 2026, was 3.93 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for Waterford Water Works (Purchase Troy). Its phone number on EPA record is 518-237-0422. Its mailing address on EPA record is P.O. BOX 489, WATERFORD, NY 12188. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.