MARSHALL CO WATER CORP
Oklahoma — Community Water System — PWSID: OK1010818
System Information
| PWSID | OK1010818 |
| System Name | MARSHALL CO WATER CORP |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Inactive |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 11, 1980 |
| Last Reported | Feb 18, 2026 |
Location & Contact
| State | Oklahoma |
| City | MADILL |
| ZIP Code | 73446 |
| Address | BILL PORTER |
| Organization | — |
| Phone | 580-795-3070 |
Population & Service
| Population Served | 6,325 |
| Service Connections | 2,350 |
Drinking Water Violations (1)
This water system has 1 violation 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2000 | Jun 30, 2000 | MR | No | No | — | — | — | Resolved | Jan 1, 1990 | — |
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.