No open health-based violations on EPA record in the last 10 years.
Serves about 4,190 people (1,855 connections) with surface water bought from Beckley Water Company.
From EPA's record for WV3304139. PurityMap is independent of Cool Ridge Flat Top PSD.
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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 |
|---|---|---|---|---|
| From September 2023 | Long Term 2 Enhanced Surface Water Treatment Rule | – | – | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from February 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 | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| 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 | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| 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 | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| 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 | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| 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 | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| 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 | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| 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 | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluorohexanoic acid (PFHxA) | < 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluoropentanoic acid (PFPeA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-19 to 2025-11-18 | UCMR5 Analytical Results: COOL RIDGE FLAT TOP PSD (WV3304139) |
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 →Cool Ridge Flat Top PSD's phone number on EPA record is 304-763-4151. Its mailing address is PO BOX 550, COOL RIDGE, WV 25825.
According to EPA's record, Cool Ridge Flat Top PSD uses surface water bought from Beckley Water Company.
EPA's record shows 1 health-based violation for Cool Ridge Flat Top PSD in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. EPA also lists 4 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in Cool Ridge Flat Top PSD's latest lead and copper round, which ended in December 2023, was 9.8 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for Cool Ridge Flat Top PSD. Its phone number on EPA record is 304-763-4151. Its mailing address on EPA record is PO BOX 550, COOL RIDGE, WV 25825. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.