SUN MOUNTAIN WATER SYSTEM LLC
Oregon — Community Water System — PWSID: OR4100111
System Information
| PWSID | OR4100111 |
| System Name | SUN MOUNTAIN WATER SYSTEM LLC |
| 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 12, 1979 |
| Last Reported | Dec 23, 2025 |
Location & Contact
| State | Oregon |
| City | BEND |
| ZIP Code | 97703 |
| Address | 18075 2ND AVE |
| Organization | SUN MOUNTAIN WATER SYSTEM LLC |
| Phone | 541-382-7309 |
Population & Service
| Population Served | 740 |
| Service Connections | 298 |
Drinking Water Violations (29)
This water system has 29 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 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 21, 2025 | Consumer Confidence Rule |
| Jul 1, 2023 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 6, 2023 | Consumer Confidence Rule |
| Jun 1, 2023 | Jun 30, 2023 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jun 30, 2023 | Revised Total Coliform Rule |
| Oct 1, 2021 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 19, 2022 | Lead and Copper Rule |
| Jan 1, 2021 | Dec 31, 2021 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2021 | Nitrate Rule |
| Oct 1, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 11, 2018 | Lead and Copper Rule |
| Sep 1, 2013 | Sep 30, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | Total Coliform Rule |
| Sep 1, 2013 | Sep 30, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | Total Coliform Rule |
| Sep 1, 2013 | Sep 30, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | Total Coliform Rule |
| Sep 1, 2013 | Sep 30, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | Total Coliform Rule |
| Mar 1, 2009 | Mar 31, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2009 | Total Coliform Rule |
| Aug 1, 2007 | Aug 31, 2007 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | Total Coliform Rule |
| Jan 1, 2004 | Jan 31, 2004 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2004 | Total Coliform Rule |
| Jan 1, 2004 | Jan 31, 2004 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2004 | Total Coliform Rule |
| Oct 19, 2003 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Mar 31, 2004 | Consumer Confidence Rule |
| Jul 1, 2003 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Mar 31, 2004 | Consumer Confidence Rule |
| Jan 1, 2003 | Dec 31, 2003 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2003 | Nitrate Rule |
| Jan 1, 2003 | Jan 31, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2003 | Total Coliform Rule |
| Jan 1, 2003 | Jan 31, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2003 | Total Coliform Rule |
| Jan 1, 2002 | Dec 31, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2002 | Nitrate Rule |
| Jan 1, 2001 | Jan 31, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2001 | Total Coliform Rule |
| Jan 1, 1999 | Dec 31, 1999 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1999 | Nitrate Rule |
| Jan 1, 1999 | Dec 31, 1999 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1999 | Nitrate Rule |
| Jan 1, 1998 | Dec 31, 1998 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1998 | Nitrate Rule |
| Jan 1, 1998 | Dec 31, 1998 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1998 | Nitrate Rule |
| Jan 1, 1996 | Dec 31, 1996 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1996 | Nitrate Rule |
| Jan 1, 1996 | Dec 31, 1999 | Gross Alpha, Excl. Radon and U | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 1999 | Radionuclides and Revised Rad Rule |
| Jun 1, 1976 | May 31, 1980 | Combined Radium (-226 and -228) | MR | No | No | — | 5 pCi/L | — | Archived | May 31, 1980 | Radionuclides and Revised Rad Rule |
| Jun 1, 1976 | May 31, 1980 | Gross Alpha, Excl. Radon and U | MR | No | No | — | 15 pCi/L | — | Archived | May 31, 1980 | Radionuclides and Revised Rad 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.