WISTER
Oklahoma — Community Water System — PWSID: OK3004014
System Information
| PWSID | OK3004014 |
| System Name | WISTER |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 11, 1980 |
| Last Reported | Nov 14, 2025 |
Location & Contact
| State | Oklahoma |
| City | WISTER |
| ZIP Code | 74966 |
| Address | Mr. Dustin Vaughn |
| Organization | WISTER |
| Phone | 918-647-7955 |
Population & Service
| Population Served | 1,002 |
| Service Connections | 612 |
Drinking Water Violations (62)
This water system has 62 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 29, 2025 | — | Total Haloacetic Acids (HAA5) | MR | No | No | — | 0.060 mg/L | — | Unaddressed | — | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 4, 2024 | Lead and Copper Rule |
| Jul 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 4, 2024 | Lead and Copper Rule |
| Jul 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 4, 2024 | Lead and Copper Rule |
| Jul 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 4, 2024 | Lead and Copper Rule |
| Jul 1, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 15, 2023 | Lead and Copper Rule |
| Jul 1, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 15, 2023 | Lead and Copper Rule |
| Jul 1, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 15, 2023 | Lead and Copper Rule |
| Jul 1, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 15, 2023 | Lead and Copper Rule |
| Jun 1, 2009 | Aug 31, 2009 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2009 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jun 1, 2009 | Aug 31, 2009 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2009 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jun 1, 2009 | Aug 31, 2009 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2009 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jun 1, 2009 | Aug 31, 2009 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2009 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| May 1, 2008 | Jul 31, 2008 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jul 31, 2008 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| May 1, 2008 | Jul 31, 2008 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jul 31, 2008 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| May 1, 2008 | Jul 31, 2008 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jul 31, 2008 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| May 1, 2008 | Jul 31, 2008 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jul 31, 2008 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| May 1, 2008 | Jul 31, 2008 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jul 31, 2008 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| May 1, 2008 | Jul 31, 2008 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jul 31, 2008 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Nov 1, 2005 | Nov 30, 2005 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2005 | Total Coliform Rule |
| Nov 1, 2005 | Nov 30, 2005 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2005 | Total Coliform Rule |
| Nov 1, 2005 | Nov 30, 2005 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2005 | Total Coliform Rule |
| Nov 1, 2005 | Nov 30, 2005 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2005 | Total Coliform Rule |
| Oct 1, 2005 | Oct 31, 2005 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2005 | Total Coliform Rule |
| Oct 1, 2005 | Oct 31, 2005 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2005 | Total Coliform Rule |
| Oct 1, 2005 | Oct 31, 2005 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2005 | Total Coliform Rule |
| Mar 1, 2001 | Mar 31, 2001 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Mar 31, 2001 | Total Coliform Rule |
| Mar 1, 2001 | Mar 31, 2001 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Mar 31, 2001 | Total Coliform Rule |
| Feb 1, 2001 | Feb 28, 2001 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Feb 28, 2001 | Total Coliform Rule |
| Feb 1, 2001 | Feb 28, 2001 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Feb 28, 2001 | Total Coliform Rule |
| Jan 1, 2001 | Jan 31, 2001 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Jan 31, 2001 | Total Coliform Rule |
| Jan 1, 2001 | Jan 31, 2001 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Jan 31, 2001 | Total Coliform Rule |
| Dec 1, 2000 | Dec 31, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Dec 31, 2000 | Total Coliform Rule |
| Dec 1, 2000 | Dec 31, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Dec 31, 2000 | Total Coliform Rule |
| Nov 1, 2000 | Nov 30, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Nov 30, 2000 | Total Coliform Rule |
| Nov 1, 2000 | Nov 30, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Nov 30, 2000 | Total Coliform Rule |
| Oct 1, 2000 | Oct 31, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Oct 31, 2000 | Total Coliform Rule |
| Oct 1, 2000 | Oct 31, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Oct 31, 2000 | Total Coliform Rule |
| Sep 1, 2000 | Sep 30, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Sep 30, 2000 | Total Coliform Rule |
| Sep 1, 2000 | Sep 30, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Sep 30, 2000 | Total Coliform Rule |
| Jul 1, 2000 | Jul 31, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Jul 31, 2000 | Total Coliform Rule |
| Jul 1, 2000 | Jul 31, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Jul 31, 2000 | Total Coliform Rule |
| Jun 1, 2000 | Jun 30, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Jun 30, 2000 | Total Coliform Rule |
| Jun 1, 2000 | Jun 30, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Jun 30, 2000 | Total Coliform Rule |
| May 1, 2000 | May 31, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | May 31, 2000 | Total Coliform Rule |
| May 1, 2000 | May 31, 2000 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | May 31, 2000 | Total Coliform Rule |
| Sep 1, 1999 | Sep 30, 1999 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Sep 30, 1999 | Total Coliform Rule |
| Jun 1, 1999 | Jun 30, 1999 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Jun 30, 1999 | Total Coliform Rule |
| May 1, 1999 | May 31, 1999 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | May 31, 1999 | Total Coliform Rule |
| Mar 1, 1999 | Mar 31, 1999 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Resolved | Mar 31, 1999 | Total Coliform Rule |
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.