Total trihalomethanes (TTHM) above the legal limit in the period starting January 2026.
Serves about 473 people (181 connections) with surface water bought from Snyder Public Works Authority.
From EPA's record for OK3003807. PurityMap is independent of Mountain Park Public Works Auth.
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40 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Jan–Mar 2026 | Total trihalomethanes (TTHM) | 0.118 mg/L | 0.080 mg/L | Archived |
| Oct–Dec 2025 | Total trihalomethanes (TTHM) | 0.123 mg/L | 0.080 mg/L | Archived |
| From August 2025 | E. coli | – | – | Resolved |
| Jul–Sep 2025 | Total trihalomethanes (TTHM) | 0.088 mg/L | 0.080 mg/L | Archived |
| Apr–Jun 2025 | Total trihalomethanes (TTHM) | 0.104 mg/L | 0.080 mg/L | Archived |
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Jan–Mar 2025 | Total trihalomethanes (TTHM) | 0.116 mg/L | 0.080 mg/L | Archived |
| From October 2024 | Lead and copper rule revisions | – | – | Resolved |
| Oct–Dec 2024 | Total trihalomethanes (TTHM) | 0.122 mg/L | 0.080 mg/L | Archived |
| Jul–Sep 2024 | Total trihalomethanes (TTHM) | 0.124 mg/L | 0.080 mg/L | Archived |
| Apr–Jun 2024 | Total trihalomethanes (TTHM) | 0.126 mg/L | 0.080 mg/L | Archived |
| Jan–Mar 2024 | Total trihalomethanes (TTHM) | 0.108 mg/L | 0.080 mg/L | Archived |
| Oct–Dec 2023 | Total trihalomethanes (TTHM) | 0.086 mg/L | 0.080 mg/L | Archived |
| Jul–Sep 2023 | Total trihalomethanes (TTHM) | 0.134 mg/L | 0.080 mg/L | Archived |
| Apr–Jun 2023 | Total trihalomethanes (TTHM) | 0.169 mg/L | 0.080 mg/L | Archived |
| Jan–Mar 2023 | Total trihalomethanes (TTHM) | 0.193 mg/L | 0.080 mg/L | Archived |
| Oct–Dec 2022 | Total trihalomethanes (TTHM) | 0.208 mg/L | 0.080 mg/L | Archived |
| Jul–Sep 2022 | Total trihalomethanes (TTHM) | 0.226 mg/L | 0.080 mg/L | Archived |
| Apr–Jun 2022 | Total trihalomethanes (TTHM) | 0.211 mg/L | 0.080 mg/L | Archived |
| Jan–Mar 2022 | Total trihalomethanes (TTHM) | 0.188 mg/L | 0.080 mg/L | Archived |
| Oct–Dec 2021 | Total trihalomethanes (TTHM) | 0.193 mg/L | 0.080 mg/L | Archived |
| Jul–Sep 2021 | Total trihalomethanes (TTHM) | 0.179 mg/L | 0.080 mg/L | Archived |
| Apr–Jun 2021 | Total trihalomethanes (TTHM) | 0.148 mg/L | 0.080 mg/L | Archived |
| Jan–Mar 2021 | Total trihalomethanes (TTHM) | 0.163 mg/L | 0.080 mg/L | Archived |
| Oct–Dec 2020 | Total trihalomethanes (TTHM) | 0.168 mg/L | 0.080 mg/L | Archived |
| Jul–Sep 2020 | Total trihalomethanes (TTHM) | 0.179 mg/L | 0.080 mg/L | Archived |
No lab results for other contaminants (like PFAS) are on file for this system. EPA required that testing from systems serving more than 3,300 people, plus a sample of smaller ones.
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 →Mountain Park Public Works Auth's phone number on EPA record is 580-569-4234. Its mailing address is Adam Ney, Chairman, P.O. BOX 190, MOUNTAIN PARK, OK 73559.
According to EPA's record, Mountain Park Public Works Auth uses surface water bought from Snyder Public Works Authority.
EPA's record shows 40 health-based violations for Mountain Park Public Works Auth in the 10 years to July 9, 2026. Total trihalomethanes (TTHM) were above the legal limit in the period starting January 2026. 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 Mountain Park Public Works Auth's latest lead and copper round, which ended in December 2025, was 6.61 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for Mountain Park Public Works Auth. Its phone number on EPA record is 580-569-4234. Its mailing address on EPA record is Adam Ney, Chairman, P.O. BOX 190, MOUNTAIN PARK, OK 73559. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.