WILLAMETTE WATER COMPANY
Oregon — Community Water System — PWSID: OR4101388
System Information
| PWSID | OR4101388 |
| System Name | WILLAMETTE WATER COMPANY |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Nov 18, 1987 |
| Last Reported | Dec 23, 2025 |
Location & Contact
| State | Oregon |
| City | VENETA |
| ZIP Code | 97487 |
| Address | PO BOX 876 |
| Organization | WILLAMETTE WATER COMPANY |
| Phone | 541-935-1050 |
Population & Service
| Population Served | 468 |
| Service Connections | 160 |
Drinking Water Violations (11)
This water system has 11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2007 | Dec 31, 2007 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2007 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2007 | Dec 31, 2007 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2007 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2003 | Sep 30, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2003 | Total Coliform Rule |
| Sep 1, 2003 | Sep 30, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2003 | Total Coliform Rule |
| Sep 1, 1993 | Sep 30, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1993 | Total Coliform Rule |
| Sep 1, 1993 | Sep 30, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1993 | Total Coliform Rule |
| Jul 1, 1992 | Jul 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1992 | Total Coliform Rule |
| May 1, 1992 | May 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1992 | Total Coliform Rule |
| Apr 1, 1992 | Apr 30, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1992 | Total Coliform Rule |
| Feb 1, 1991 | Feb 28, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 1991 | Total Coliform Rule |
| Feb 1, 1991 | Feb 28, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 1991 | Total Coliform 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.