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 | Jun 26, 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 (781)
This water system has 781 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 1, 2026 | Mar 31, 2026 | MON | No | Yes | - | - | - | Archived | Mar 31, 2026 | - | |
| Mar 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | - | - | Archived | Mar 31, 2026 | - | |
| Mar 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | - | - | Archived | Mar 31, 2026 | - | |
| Mar 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | - | - | Archived | Mar 31, 2026 | - | |
| Feb 1, 2026 | Feb 28, 2026 | MR | No | Yes | - | - | - | Archived | Feb 28, 2026 | - | |
| Feb 1, 2026 | Feb 28, 2026 | MON | No | Yes | - | - | - | Archived | Feb 28, 2026 | - | |
| Feb 1, 2026 | Feb 28, 2026 | MR | No | Yes | - | - | - | Archived | Feb 28, 2026 | - | |
| Feb 1, 2026 | Feb 28, 2026 | MR | No | Yes | - | - | - | Archived | Feb 28, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.1 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.2 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MR | No | Yes | - | - | - | Archived | Jan 31, 2026 | - | |
| Jan 1, 2026 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.0002 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.00005 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.004 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.07 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MR | No | Yes | - | - | - | Archived | Jan 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.2 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.4 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | - | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MON | No | Yes | - | - | - | Archived | Jan 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.2 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.001 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.005 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.005 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 30 ug/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.1 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.001 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.7 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.003 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.007 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.005 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.6 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.07 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 15 pCi/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.04 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.075 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.0005 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.1 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 10 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.0002 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.5 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.0002 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MR | No | Yes | - | - | - | Archived | Jan 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.07 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.0004 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 5 pCi/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.02 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.005 mg/L | - | Archived | Mar 31, 2026 | - | |
| Jan 1, 2026 | Mar 31, 2026 | MR | No | Yes | - | 0.002 mg/L | - | Archived | Mar 31, 2026 | - |
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.