WYNONA
Oklahoma — Community Water System — PWSID: OK2005708
System Information
| PWSID | OK2005708 |
| System Name | WYNONA |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 11, 1980 |
| Last Reported | Feb 18, 2026 |
Location & Contact
| State | Oklahoma |
| City | WYNONA |
| ZIP Code | 74084 |
| Address | Michael Hopper |
| Organization | WYNONA |
| Phone | 918-846-2526 |
Population & Service
| Population Served | 450 |
| Service Connections | 274 |
Drinking Water Violations (168)
This water system has 168 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2025 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Oct 1, 2025 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Nov 1, 2024 | Nov 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Nov 30, 2024 | — | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2024 | — | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2024 | — | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2024 | — | |
| Nov 1, 2024 | Nov 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Nov 30, 2024 | — | |
| Nov 1, 2024 | Nov 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Nov 30, 2024 | — | |
| Nov 1, 2024 | Nov 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Nov 30, 2024 | — | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2024 | — | |
| Nov 11, 2022 | — | MR | No | No | — | — | — | Resolved | Feb 15, 2023 | — | |
| Nov 11, 2022 | — | MR | No | No | — | — | — | Resolved | Feb 15, 2023 | — | |
| Nov 11, 2022 | — | MR | No | No | — | — | — | Resolved | Feb 15, 2023 | — | |
| Nov 11, 2022 | — | MR | No | No | — | — | — | Resolved | Feb 15, 2023 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2018 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2018 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2018 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2018 | — | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2018 | — | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2018 | — | |
| Jul 1, 2016 | — | Other | No | No | — | — | — | Resolved | Jan 5, 2017 | — | |
| Jul 1, 2016 | — | Other | No | No | — | — | — | Resolved | Jan 5, 2017 | — | |
| Oct 1, 2012 | Oct 31, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2012 | — | |
| Oct 1, 2012 | Oct 31, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2012 | — | |
| Oct 1, 2012 | Oct 31, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2012 | — | |
| Oct 1, 2010 | — | MR | No | No | — | — | — | Resolved | May 8, 2014 | — | |
| Oct 1, 2010 | — | MR | No | No | — | — | — | Resolved | May 8, 2014 | — | |
| Oct 1, 2009 | — | MR | No | No | — | TT | — | Resolved | Aug 17, 2010 | — | |
| Oct 1, 2009 | — | MR | No | No | — | TT | — | Resolved | Aug 17, 2010 | — | |
| Oct 1, 2009 | — | MR | No | No | — | TT | — | Resolved | Aug 17, 2010 | — | |
| Jul 1, 2009 | Sep 30, 2009 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2009 | — | |
| Jul 1, 2009 | Sep 30, 2009 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2009 | — | |
| Jul 1, 2009 | Sep 30, 2009 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2009 | — | |
| Jul 1, 2009 | Sep 30, 2009 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2009 | — | |
| Jul 1, 2009 | Sep 30, 2009 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2009 | — | |
| Jul 1, 2009 | Sep 30, 2009 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2009 | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.