SILETZ
Oregon - Community Water System - PWSID: 104101136
System Information
| PWSID | 104101136 |
| System Name | SILETZ |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Oct 7, 1993 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | SILETZ |
| ZIP Code | 97380 |
| Address | 201 SE SWAN AVENUE |
| Organization | SOMES, SYDNEY |
| Phone | 541-351-0141 |
Population & Service
| Population Served | 475 |
| Service Connections | 71 |
Drinking Water Violations (36)
This water system has 36 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 13, 2017 | - | RPT | No | No | - | - | - | Resolved | Mar 27, 2017 | - | |
| Feb 1, 2017 | Feb 28, 2017 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2017 | - | |
| Jan 1, 2014 | Aug 31, 2014 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Jan 1, 2014 | Aug 31, 2014 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | - | Other | No | No | - | - | - | Resolved | Jul 26, 2013 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Dec 1, 2005 | Dec 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2005 | - | |
| Apr 1, 2005 | Apr 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2005 | - | |
| Jan 1, 2005 | - | MR | No | No | - | TT | - | Resolved | Jun 21, 2007 | - | |
| Oct 1, 2004 | Oct 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2004 | - | |
| Jul 1, 2002 | Jul 31, 2002 | MCL | Yes | No | - | 5% of samples | - | Archived | Jul 31, 2002 | - | |
| Apr 1, 2001 | Mar 31, 2005 | Other | No | No | - | - | - | Resolved | Mar 31, 2005 | - | |
| Oct 1, 2000 | Oct 31, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Oct 31, 2000 | - | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Apr 30, 2000 | - | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Apr 30, 2000 | - | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Apr 30, 2000 | - | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Apr 30, 2000 | - | |
| Sep 10, 1999 | Oct 9, 1999 | MR | No | Yes | - | 5% of samples | - | Resolved | Oct 9, 1999 | - | |
| Sep 10, 1999 | Oct 9, 1999 | MR | No | Yes | - | 5% of samples | - | Resolved | Oct 9, 1999 | - | |
| Sep 10, 1999 | Oct 9, 1999 | MR | No | Yes | - | 5% of samples | - | Resolved | Oct 9, 1999 | - | |
| Jun 1, 1996 | Jun 30, 1996 | MR | No | Yes | - | 5% of samples | - | Archived | Jun 30, 1996 | - | |
| Jun 1, 1996 | Jun 30, 1996 | MR | No | Yes | - | 5% of samples | - | Archived | Jun 30, 1996 | - | |
| Jun 1, 1996 | Jun 30, 1996 | MR | No | Yes | - | 5% of samples | - | Archived | Jun 30, 1996 | - | |
| May 1, 1996 | May 31, 1996 | MR | No | Yes | - | 5% of samples | - | Archived | May 31, 1996 | - | |
| May 1, 1996 | May 31, 1996 | MR | No | Yes | - | 5% of samples | - | Archived | May 31, 1996 | - | |
| May 1, 1996 | May 31, 1996 | MR | No | Yes | - | 5% of samples | - | Archived | May 31, 1996 | - | |
| Apr 1, 1996 | Apr 30, 1996 | MR | No | Yes | - | 5% of samples | - | Archived | Apr 30, 1996 | - | |
| Apr 1, 1996 | Apr 30, 1996 | MR | No | Yes | - | 5% of samples | - | Archived | Apr 30, 1996 | - | |
| Apr 1, 1996 | Apr 30, 1996 | MR | No | Yes | - | 5% of samples | - | Archived | Apr 30, 1996 | - | |
| Jun 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 5% of samples | - | Archived | Jun 30, 1995 | - | |
| Apr 1, 1995 | Apr 30, 1995 | MR | No | Yes | - | 5% of samples | - | Archived | Apr 30, 1995 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - |
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.