SUMNER WATER CORPORATION
Oregon — Community Water System — PWSID: OR4100209
System Information
| PWSID | OR4100209 |
| System Name | SUMNER WATER CORPORATION |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 12, 1979 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | COOS BAY |
| ZIP Code | 97420 |
| Address | 95689 COOS-SUMNER LN |
| Organization | SUMNER WATER CORPORATION |
| Phone | 541-297-2180 |
Population & Service
| Population Served | 50 |
| Service Connections | 15 |
Drinking Water Violations (715)
This water system has 715 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | — | — | Archived | Dec 31, 2025 | — | |
| Dec 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | — | — | Archived | Dec 31, 2025 | — | |
| Dec 1, 2025 | Dec 31, 2025 | MON | No | Yes | — | — | — | Archived | Dec 31, 2025 | — | |
| Dec 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | — | — | Archived | Dec 31, 2025 | — | |
| Nov 1, 2025 | Nov 30, 2025 | MON | No | Yes | — | — | — | Archived | Nov 30, 2025 | — | |
| Nov 1, 2025 | Nov 30, 2025 | MR | No | Yes | — | — | — | Archived | Nov 30, 2025 | — | |
| Nov 1, 2025 | Nov 30, 2025 | MR | No | Yes | — | — | — | Archived | Nov 30, 2025 | — | |
| Nov 1, 2025 | Nov 30, 2025 | MR | No | Yes | — | — | — | Archived | Nov 30, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.001 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 30 ug/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.0005 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.006 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.004 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.04 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.007 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.003 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.7 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.0004 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 5 pCi/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.6 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.001 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.05 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Oct 31, 2025 | MR | No | Yes | — | — | — | Archived | Oct 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.05 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.0002 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.5 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.007 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.02 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | — | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.4 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.0002 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.003 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 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.