No health-based violations on EPA record since 2016.
Serves about 4,250 people (2,197 connections) with groundwater from its own wells.
From EPA's record for OK2006215. PurityMap is independent of Pontotoc Co RWD # 8.
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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 March 2024 to October 2024.
| 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 | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| 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 | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| 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 | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| 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 | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| 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 | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| 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 | 2024-03-25 to 2024-09-16 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-09-16 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-09-16 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| 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 | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluorohexanoic acid (PFHxA) | < 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluoropentanoic acid (PFPeA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-09-16 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-09-16 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-25 to 2024-10-30 | UCMR5 Analytical Results: PONTOTOC CO RWD # 8 (OK2006215) |
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 →Pontotoc Co RWD # 8's phone number on EPA record is 580-436-3065. Its mailing address is Joey Morrow, Chairman, P.O. Box 127, ADA, OK 74820.
According to EPA's record, Pontotoc Co RWD # 8 uses groundwater from its own wells.
No health-based violations on EPA record since 2016. EPA also lists 25 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in Pontotoc Co RWD # 8's latest lead and copper round, which ended in December 2025, was 2.26 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for Pontotoc Co RWD # 8. Its phone number on EPA record is 580-436-3065. Its mailing address on EPA record is Joey Morrow, Chairman, P.O. Box 127, ADA, OK 74820. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.