DIAMOND LAKE LODGE/RESORT
Oregon - Community Water System - PWSID: OR4192104
System Information
| PWSID | OR4192104 |
| System Name | DIAMOND LAKE LODGE/RESORT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 10, 1980 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | RIDDLE |
| ZIP Code | 97469 |
| Address | 3641 GLENBROOK LOOP RD |
| Organization | DIAMOND LAKE LODGE/RESORT |
| Phone | 541-643-6137 |
Population & Service
| Population Served | 90 |
| Service Connections | 70 |
Drinking Water Violations (169)
This water system has 169 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 8, 2025 | - | |
| Oct 1, 2024 | - | Other | No | No | - | - | - | Resolved | Sep 8, 2025 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Jul 27, 2024 | - | |
| Oct 1, 2023 | - | Other | No | No | - | - | - | Resolved | Sep 8, 2025 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Jul 27, 2024 | - | |
| Oct 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Sep 23, 2024 | - | |
| Mar 1, 2021 | Mar 31, 2021 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Nov 1, 2020 | Nov 30, 2020 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2020 | - | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2020 | - | |
| Jan 1, 2017 | Dec 31, 2025 | MR | No | Yes | - | 15 pCi/L | - | Archived | Dec 31, 2025 | - | |
| Jun 1, 2016 | - | TT | Yes | No | - | TT | - | Resolved | Aug 15, 2016 | - | |
| May 6, 2016 | - | TT | Yes | No | - | TT | - | Resolved | Jun 23, 2016 | - | |
| Apr 24, 2016 | - | MR | No | Yes | - | - | - | Resolved | Apr 15, 2016 | - | |
| Jan 1, 2016 | Jan 31, 2016 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2016 | - | |
| Jan 1, 2014 | Dec 31, 2022 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Dec 29, 2013 | - | MR | No | Yes | - | - | - | Resolved | Dec 20, 2013 | - | |
| Sep 1, 2011 | Sep 30, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2011 | - | |
| Sep 1, 2011 | Sep 30, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2011 | - | |
| Jan 1, 2011 | Dec 31, 2016 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2016 | - | |
| Dec 1, 2010 | Dec 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2010 | - | |
| Dec 1, 2010 | Dec 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2009 | Dec 31, 2009 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2009 | Dec 31, 2009 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2009 | Dec 31, 2009 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Nov 1, 2008 | Nov 30, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2008 | - | |
| Jan 1, 2008 | Dec 31, 2016 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 31, 2016 | - | |
| Oct 1, 2007 | Oct 31, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2007 | - | |
| Jun 1, 2007 | Jun 30, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2007 | - | |
| Apr 1, 2007 | Apr 30, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2007 | - | |
| Sep 1, 2006 | Sep 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2006 | - | |
| Oct 19, 2003 | - | Other | No | No | - | - | - | Resolved | Jan 26, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 2 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Jan 31, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2002 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Dec 1, 2001 | Dec 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2001 | - | |
| Dec 1, 2001 | Dec 31, 2001 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2001 | - | |
| Oct 19, 2001 | - | Other | No | No | - | - | - | Resolved | Sep 18, 2002 | - |
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.