MARSHALL
Oklahoma — Community Water System — PWSID: OK3004201
System Information
| PWSID | OK3004201 |
| System Name | MARSHALL |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 5, 1982 |
| Last Reported | Nov 14, 2025 |
Location & Contact
| State | Oklahoma |
| City | MARSHALL |
| ZIP Code | 73056 |
| Address | Janet Hicks |
| Organization | MARSHALL |
| Phone | 580-935-6624 |
Population & Service
| Population Served | 258 |
| Service Connections | 150 |
Drinking Water Violations (13)
This water system has 13 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, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 10, 2025 | Consumer Confidence Rule |
| Jul 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 10, 2025 | Consumer Confidence Rule |
| Oct 2, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 4, 2022 | Consumer Confidence Rule |
| Oct 2, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 4, 2022 | Consumer Confidence Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Dec 12, 2017 | Consumer Confidence Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Dec 12, 2017 | Consumer Confidence Rule |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Mar 21, 2016 | Consumer Confidence Rule |
| Jan 1, 2010 | Jan 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2010 | Total Coliform Rule |
| Jul 1, 2007 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Mar 23, 2011 | Consumer Confidence Rule |
| Jan 1, 2007 | Mar 31, 2007 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2007 | Total Coliform Rule |
| Jan 1, 2007 | Mar 31, 2007 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2007 | Total Coliform Rule |
| Jul 1, 2006 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Mar 23, 2011 | Consumer Confidence Rule |
| Jul 1, 2006 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Mar 23, 2011 | Consumer Confidence 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.