COPAN PWA
Oklahoma — Community Water System — PWSID: OK1021417
System Information
| PWSID | OK1021417 |
| System Name | COPAN PWA |
| 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 | Jan 12, 1984 |
| Last Reported | Feb 18, 2026 |
Location & Contact
| State | Oklahoma |
| City | COPAN |
| ZIP Code | 74022 |
| Address | Eric Mumma, Mayor |
| Organization | COPAN PWA |
| Phone | 918-532-4114 |
Population & Service
| Population Served | 733 |
| Service Connections | 357 |
Drinking Water Violations (446)
This water system has 446 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .141 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .124 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .124 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .124 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .124 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .141 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .141 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .11 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .09 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .09 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .11 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .09 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .11 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .11 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .141 MG/L | 0.060 mg/L | .06 | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .09 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2025 | — | |
| Jun 30, 2025 | — | MR | No | No | — | 0.060 mg/L | — | Resolved | Sep 18, 2025 | — | |
| Jun 30, 2025 | — | MR | No | No | — | 0.080 mg/L | — | Resolved | Sep 18, 2025 | — | |
| Jun 30, 2025 | — | MR | No | No | — | 0.080 mg/L | — | Resolved | Sep 18, 2025 | — | |
| Jun 30, 2025 | — | MR | No | No | — | 0.060 mg/L | — | Resolved | Sep 18, 2025 | — | |
| May 1, 2025 | May 31, 2025 | TT | Yes | No | — | — | — | Archived | May 31, 2025 | — | |
| May 1, 2025 | May 31, 2025 | TT | Yes | No | — | — | — | Archived | May 31, 2025 | — | |
| May 1, 2025 | May 31, 2025 | TT | Yes | No | — | — | — | Archived | May 31, 2025 | — | |
| May 1, 2025 | May 31, 2025 | TT | Yes | No | — | — | — | Archived | May 31, 2025 | — | |
| May 1, 2025 | May 31, 2025 | TT | Yes | No | — | — | — | Archived | May 31, 2025 | — | |
| May 1, 2025 | May 31, 2025 | TT | Yes | No | — | — | — | Archived | May 31, 2025 | — | |
| Apr 1, 2025 | — | MR | No | No | — | 0.080 mg/L | — | Resolved | Sep 18, 2025 | — | |
| Apr 1, 2025 | — | MR | No | No | — | 0.080 mg/L | — | Resolved | Sep 18, 2025 | — | |
| Apr 1, 2025 | Apr 30, 2025 | TT | Yes | No | — | — | — | Archived | Apr 30, 2025 | — | |
| Apr 1, 2025 | — | MR | No | No | — | 0.080 mg/L | — | Resolved | Sep 18, 2025 | — | |
| Apr 1, 2025 | Apr 30, 2025 | TT | Yes | No | — | — | — | Archived | Apr 30, 2025 | — | |
| Apr 1, 2025 | Apr 30, 2025 | TT | Yes | No | — | — | — | Archived | Apr 30, 2025 | — | |
| Apr 1, 2025 | Apr 30, 2025 | TT | Yes | No | — | — | — | Archived | Apr 30, 2025 | — | |
| Apr 1, 2025 | Apr 30, 2025 | TT | Yes | No | — | — | — | Archived | Apr 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .105 MG/L | 0.060 mg/L | .06 | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Apr 30, 2025 | TT | Yes | No | — | — | — | Archived | Apr 30, 2025 | — | |
| Apr 1, 2025 | — | MR | No | No | — | 0.060 mg/L | — | Resolved | Jul 10, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .099 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | — | MR | No | No | — | 0.060 mg/L | — | Resolved | Jul 10, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .105 MG/L | 0.060 mg/L | .06 | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .118 MG/L | 0.060 mg/L | .06 | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .118 MG/L | 0.060 mg/L | .06 | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .118 MG/L | 0.060 mg/L | .06 | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Apr 30, 2025 | TT | Yes | No | — | — | — | Archived | Apr 30, 2025 | — | |
| Apr 1, 2025 | Apr 30, 2025 | TT | Yes | No | — | — | — | Archived | Apr 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .118 MG/L | 0.060 mg/L | .06 | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .105 MG/L | 0.060 mg/L | .06 | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .105 MG/L | 0.060 mg/L | .06 | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .099 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .099 MG/L | 0.080 mg/L | .08 | Archived | Jun 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.