BARNSDALL
Oklahoma - Community Water System - PWSID: OK1021304
System Information
| PWSID | OK1021304 |
| System Name | BARNSDALL |
| System Type | Community Water System |
| Water Source | Surface 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 | BARNSDALL |
| ZIP Code | 74002-0879 |
| Address | The Honorable John Kelly, Mayor |
| Organization | BARNSDALL |
| Phone | 918-847-3522 |
Population & Service
| Population Served | 1,243 |
| Service Connections | 502 |
Drinking Water Violations (2,488)
This water system has 2,488 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 | - | - | - | Archived | Feb 28, 2026 | - | |
| Dec 30, 2025 | - | MR | No | No | - | 0.080 mg/L | - | Unaddressed | - | - | |
| Dec 30, 2025 | - | MR | No | No | - | 0.060 mg/L | - | Unaddressed | - | - | |
| Dec 30, 2025 | - | MR | No | No | - | 0.080 mg/L | - | Unaddressed | - | - | |
| Dec 30, 2025 | - | MR | No | No | - | 0.060 mg/L | - | Unaddressed | - | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .099 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | TT | Yes | No | .66 RATIO | TT | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .099 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .099 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .104 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .079 MG/L | 0.060 mg/L | .06 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .079 MG/L | 0.060 mg/L | .06 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .099 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .104 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .104 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .104 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | TT | Yes | No | .66 RATIO | TT | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | TT | Yes | No | .66 RATIO | TT | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | TT | Yes | No | .66 RATIO | TT | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | TT | Yes | No | .66 RATIO | TT | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .099 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .079 MG/L | 0.060 mg/L | .06 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .079 MG/L | 0.060 mg/L | .06 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .104 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .079 MG/L | 0.060 mg/L | .06 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .099 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .079 MG/L | 0.060 mg/L | .06 | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | TT | Yes | No | .66 RATIO | TT | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .104 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2025 | - | |
| Sep 29, 2025 | - | MR | No | No | - | 0.060 mg/L | - | Unaddressed | - | - | |
| Sep 29, 2025 | - | MR | No | No | - | 0.080 mg/L | - | Unaddressed | - | - | |
| Jul 1, 2025 | Sep 30, 2025 | TT | Yes | No | .67 RATIO | TT | - | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | TT | Yes | No | .67 RATIO | TT | - | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | TT | Yes | No | .67 RATIO | TT | - | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .073 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .073 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .098 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .098 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .098 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .098 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | TT | Yes | No | .67 RATIO | TT | - | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .073 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .098 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .073 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .073 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .073 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .095 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .095 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | TT | Yes | No | .67 RATIO | TT | - | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .098 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | - |
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.