TIMBER WATER ASSOCIATION
Oregon - Community Water System - PWSID: OR4100898
System Information
| PWSID | OR4100898 |
| System Name | TIMBER WATER ASSOCIATION |
| 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 | TIMBER |
| ZIP Code | 97144 |
| Address | 61043 NW COCHRAN RD |
| Organization | TIMBER WATER ASSOCIATION |
| Phone | 503-359-0520 |
Population & Service
| Population Served | 180 |
| Service Connections | 70 |
Drinking Water Violations (511)
This water system has 511 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | - | |
| 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 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Sep 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | - | - | Resolved | Sep 30, 2025 | - | |
| Sep 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | - | - | Resolved | Sep 30, 2025 | - | |
| Sep 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | - | - | Resolved | Sep 30, 2025 | - | |
| Sep 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | - | - | Resolved | Sep 30, 2025 | - | |
| Aug 1, 2025 | Aug 31, 2025 | MON | No | Yes | - | - | - | Resolved | Aug 31, 2025 | - | |
| Jul 1, 2025 | Jul 31, 2025 | MR | No | Yes | - | - | - | Resolved | Jul 31, 2025 | - | |
| Jul 1, 2025 | - | MR | No | No | - | TT | - | Resolved | Nov 10, 2025 | - | |
| Jul 1, 2025 | Jul 31, 2025 | MR | No | Yes | - | - | - | Resolved | Jul 31, 2025 | - | |
| Jul 1, 2025 | Jul 31, 2025 | MR | No | Yes | - | - | - | Resolved | Jul 31, 2025 | - | |
| Jul 1, 2025 | - | MR | No | No | - | TT | - | Resolved | Nov 10, 2025 | - | |
| Jul 1, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 22, 2025 | - | |
| Jul 1, 2025 | - | MR | No | No | - | TT | - | Resolved | Nov 10, 2025 | - | |
| Jul 1, 2025 | Jul 31, 2025 | MR | No | Yes | - | - | - | Resolved | Jul 31, 2025 | - | |
| Jun 1, 2025 | Jun 30, 2025 | MR | No | No | - | - | - | Resolved | Jun 30, 2025 | - | |
| Feb 1, 2025 | Feb 28, 2025 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.6 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Oct 1, 2024 | - | Other | No | No | - | - | - | Resolved | Sep 22, 2025 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Sep 22, 2025 | - | |
| Apr 1, 2024 | Apr 30, 2024 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2024 | - | |
| Apr 1, 2024 | Apr 30, 2024 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2024 | - | |
| Apr 1, 2024 | Apr 30, 2024 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2024 | - |
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.