HANNA PWA
Oklahoma - Community Water System - PWSID: OK2004902
System Information
| PWSID | OK2004902 |
| System Name | HANNA PWA |
| 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 | May 13, 2026 |
Location & Contact
| State | Oklahoma |
| City | HANNA |
| ZIP Code | 74845 |
| Address | Mr. Steven Garner, Chairman |
| Organization | HANNA PUBLIC WORKS AUTHORITY |
| Phone | 918-657-2255 |
Population & Service
| Population Served | 133 |
| Service Connections | 152 |
Drinking Water Violations (196)
This water system has 196 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 1, 2026 | Feb 28, 2026 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Feb 28, 2026 | - | |
| Feb 1, 2026 | Feb 28, 2026 | MON | No | Yes | - | - | - | Archived | Feb 28, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MON | No | Yes | - | - | - | Archived | Jan 31, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MON | No | Yes | - | - | - | Archived | Jan 31, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Jan 31, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Jan 31, 2026 | - | |
| Dec 1, 2025 | Dec 31, 2025 | MON | No | Yes | - | - | - | Archived | Dec 31, 2025 | - | |
| Dec 1, 2025 | Dec 31, 2025 | MON | No | Yes | - | - | - | Archived | Dec 31, 2025 | - | |
| Dec 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 2025 | - | |
| Dec 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 2025 | - | |
| Nov 1, 2025 | Nov 30, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Nov 30, 2025 | - | |
| Nov 1, 2025 | Nov 30, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Nov 30, 2025 | - | |
| Nov 1, 2025 | Nov 30, 2025 | MON | No | Yes | - | - | - | Archived | Nov 30, 2025 | - | |
| Nov 1, 2025 | Nov 30, 2025 | MON | No | Yes | - | - | - | Archived | Nov 30, 2025 | - | |
| Oct 1, 2025 | Oct 31, 2025 | MON | No | Yes | - | - | - | Archived | Oct 31, 2025 | - | |
| Oct 1, 2025 | Oct 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Oct 31, 2025 | - | |
| Oct 1, 2025 | Oct 31, 2025 | MON | No | Yes | - | - | - | Archived | Oct 31, 2025 | - | |
| Oct 1, 2025 | Oct 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Oct 31, 2025 | - | |
| Aug 20, 2025 | - | MR | No | Yes | - | - | - | Unaddressed | - | - | |
| Aug 20, 2025 | - | MR | No | Yes | - | - | - | Unaddressed | - | - | |
| Aug 1, 2025 | Aug 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Aug 31, 2025 | - | |
| Aug 1, 2025 | Aug 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Aug 31, 2025 | - | |
| Aug 1, 2025 | Aug 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Aug 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | - | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | - | - | Archived | Dec 31, 2025 | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Jan 12, 2026 | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Jan 12, 2026 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jan 12, 2026 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jan 12, 2026 | - | |
| Sep 5, 2023 | - | MR | No | Yes | - | - | - | Unaddressed | - | - | |
| Sep 5, 2023 | - | MR | No | Yes | - | - | - | Unaddressed | - | - | |
| Sep 5, 2023 | - | MR | No | Yes | - | - | - | Unaddressed | - | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Dec 31, 2025 | - | |
| Nov 1, 2022 | - | MR | No | Yes | - | - | - | Unaddressed | - | - | |
| Nov 1, 2022 | - | MR | No | Yes | - | - | - | Unaddressed | - | - | |
| Nov 1, 2022 | - | MR | No | Yes | - | - | - | Unaddressed | - | - | |
| Oct 2, 2022 | - | Other | No | No | - | - | - | Resolved | Jan 20, 2023 | - | |
| Oct 2, 2022 | - | Other | No | No | - | - | - | Resolved | Jan 20, 2023 | - | |
| Jul 1, 2021 | - | Other | No | No | - | - | - | Resolved | Jan 20, 2023 | - | |
| Jul 1, 2021 | - | Other | No | No | - | - | - | Resolved | Jan 20, 2023 | - | |
| Oct 2, 2020 | - | Other | No | No | - | - | - | Resolved | Jan 20, 2023 | - | |
| Oct 2, 2020 | - | Other | No | No | - | - | - | Resolved | Jan 20, 2023 | - | |
| Sep 8, 2020 | - | MR | No | Yes | - | - | - | Resolved | Aug 13, 2021 | - | |
| Sep 8, 2020 | - | MR | No | Yes | - | - | - | Resolved | Aug 13, 2021 | - | |
| Sep 8, 2020 | - | MR | No | Yes | - | - | - | Resolved | Aug 13, 2021 | - | |
| Sep 8, 2020 | - | MR | No | Yes | - | - | - | Resolved | Aug 13, 2021 | - | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2020 | - | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2020 | - | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2020 | - |
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.