COWBOY DINNER TREE
Oregon - Transient Non-Community - PWSID: OR4105975
System Information
| PWSID | OR4105975 |
| System Name | COWBOY DINNER TREE |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Sep 3, 2008 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | SILVER LAKE |
| ZIP Code | 97638 |
| Address | PO BOX 61 |
| Organization | COWBOY DINNER TREE |
| Phone | 541-576-2426 |
Population & Service
| Population Served | 45 |
| Service Connections | 6 |
Drinking Water Violations (63)
This water system has 63 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 | MON | No | Yes | - | - | - | Archived | Dec 31, 2025 | - | |
| Nov 1, 2025 | Nov 30, 2025 | MON | No | Yes | - | - | - | Archived | Nov 30, 2025 | - | |
| Oct 1, 2025 | Oct 31, 2025 | MON | No | Yes | - | - | - | Archived | Oct 31, 2025 | - | |
| Sep 1, 2025 | Sep 30, 2025 | MON | No | Yes | - | - | - | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Jul 31, 2025 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2025 | - | |
| Jun 1, 2025 | Jun 30, 2025 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Apr 30, 2025 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2025 | - | |
| Mar 1, 2025 | Mar 31, 2025 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 10 mg/L | - | Archived | Dec 31, 2025 | - | |
| Aug 6, 2024 | - | MR | No | Yes | - | - | - | Unaddressed | - | - | |
| Jun 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jun 21, 2024 | - | |
| May 14, 2024 | - | MR | No | Yes | - | - | - | Unaddressed | - | - | |
| Dec 1, 2023 | Dec 31, 2023 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2023 | - | |
| Jun 1, 2023 | Jun 30, 2023 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Apr 30, 2023 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2023 | - | |
| Dec 1, 2022 | Dec 31, 2022 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2022 | - | |
| Oct 1, 2022 | Oct 31, 2022 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2022 | - | |
| Jul 1, 2022 | Jul 31, 2022 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2022 | - | |
| Jan 1, 2022 | Jan 31, 2022 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2021 | - | |
| Jan 10, 2021 | - | MR | No | Yes | - | - | - | Resolved | Feb 1, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2020 | Mar 31, 2020 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2020 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2019 | - | |
| Jan 1, 2019 | Dec 31, 2019 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2018 | - | |
| Apr 1, 2016 | Jun 30, 2016 | MON | No | Yes | - | - | - | Archived | Jun 30, 2016 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2013 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2008 | - | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2003 | - | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2003 | - | |
| Jul 1, 2002 | Sep 30, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2002 | - | |
| Apr 1, 2002 | Jun 30, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2002 | - | |
| Jan 1, 2002 | Mar 31, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2002 | - | |
| Dec 1, 2001 | Dec 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2001 | - | |
| Sep 1, 2001 | Sep 30, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2001 | - | |
| Jun 1, 2001 | Jun 30, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2001 | - | |
| Dec 1, 2000 | Dec 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2000 | - | |
| Sep 1, 2000 | Sep 30, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2000 | - | |
| Jun 1, 2000 | Jun 30, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2000 | - | |
| Mar 1, 2000 | Mar 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2000 | - | |
| Jan 1, 2000 | Dec 31, 2000 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2000 | - | |
| Jan 1, 2000 | Dec 31, 2000 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2000 | - | |
| Dec 1, 1999 | Dec 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 1999 | - | |
| Sep 1, 1999 | Sep 30, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 1999 | - | |
| Jun 1, 1999 | Jun 30, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 1999 | - |
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.