PILOT ROCK, CITY OF
Oregon — Community Water System — PWSID: OR4100626
System Information
| PWSID | OR4100626 |
| System Name | PILOT ROCK, CITY OF |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 12, 1979 |
| Last Reported | Dec 23, 2025 |
Location & Contact
| State | Oregon |
| City | PILOT ROCK |
| ZIP Code | 97868 |
| Address | PO BOX 130 |
| Organization | PILOT ROCK, CITY OF |
| Phone | 541-443-2811 |
Population & Service
| Population Served | 1,326 |
| Service Connections | 650 |
Drinking Water Violations (72)
This water system has 72 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 9, 2024 | Consumer Confidence Rule |
| Sep 15, 2024 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Sep 30, 2024 | Ground Water Rule |
| Jul 1, 2023 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 3, 2023 | Consumer Confidence Rule |
| Nov 1, 2019 | Nov 30, 2019 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Nov 30, 2019 | Revised Total Coliform Rule |
| Mar 1, 2014 | Mar 31, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2014 | Total Coliform Rule |
| Oct 1, 2013 | Oct 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2013 | Total Coliform Rule |
| Jun 1, 2013 | Jun 30, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2013 | Total Coliform Rule |
| Jun 1, 2012 | Jun 30, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2012 | Total Coliform Rule |
| Jun 1, 2012 | Jun 30, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2012 | Total Coliform Rule |
| Oct 1, 2011 | Oct 31, 2011 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2011 | Total Coliform Rule |
| Oct 1, 2011 | Oct 31, 2011 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2011 | Total Coliform Rule |
| Oct 1, 2011 | Oct 31, 2011 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2011 | Total Coliform Rule |
| Oct 1, 2011 | Oct 31, 2011 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2011 | Total Coliform Rule |
| Jan 1, 2011 | Dec 31, 2011 | Nitrate | MR | No | No | — | 10 mg/L | — | Resolved | Dec 31, 2011 | Nitrate Rule |
| Jan 1, 2011 | Dec 31, 2011 | Nitrate | MR | No | No | — | 10 mg/L | — | Resolved | Dec 31, 2011 | Nitrate Rule |
| Sep 1, 2010 | Sep 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | Total Coliform Rule |
| Sep 1, 2010 | Sep 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | Total Coliform Rule |
| Apr 1, 2009 | Apr 30, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2009 | Total Coliform Rule |
| Apr 1, 2009 | Apr 30, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2009 | Total Coliform Rule |
| Jan 1, 2008 | Jan 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2008 | Total Coliform Rule |
| Jan 1, 2007 | Dec 31, 2007 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2007 | Nitrate Rule |
| Sep 1, 2006 | Sep 30, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2006 | Total Coliform Rule |
| Aug 1, 2004 | Aug 31, 2004 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2004 | Total Coliform Rule |
| Aug 1, 2004 | Aug 31, 2004 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2004 | Total Coliform Rule |
| Jul 1, 2004 | Jul 31, 2004 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2004 | Total Coliform Rule |
| Jun 1, 2004 | Jun 30, 2004 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2004 | Total Coliform Rule |
| May 1, 2004 | May 31, 2004 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2004 | Total Coliform Rule |
| Jan 1, 2004 | Dec 31, 2004 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2004 | Nitrate Rule |
| Jan 1, 2002 | Dec 31, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2002 | Nitrate Rule |
| Jul 1, 1999 | Jul 31, 1999 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1999 | Total Coliform Rule |
| Jul 1, 1999 | Jul 31, 1999 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1999 | Total Coliform Rule |
| Feb 1, 1997 | Feb 28, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1997 | Total Coliform Rule |
| Feb 1, 1997 | Feb 28, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1997 | Total Coliform Rule |
| Feb 1, 1997 | Feb 28, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 1997 | Total Coliform Rule |
| Aug 1, 1996 | Aug 31, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1996 | Total Coliform Rule |
| Jul 1, 1996 | Jul 31, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1996 | Total Coliform Rule |
| Jun 1, 1996 | Jun 30, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 1996 | Total Coliform Rule |
| May 1, 1996 | May 31, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1996 | Total Coliform Rule |
| Jan 1, 1996 | Dec 31, 1998 | Di(2-ethylhexyl) adipate | MR | No | Yes | — | 0.4 mg/L | — | Resolved | Dec 31, 1998 | Synthetic Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1998 | LASSO | MR | No | Yes | — | — | — | Resolved | Dec 31, 1998 | Synthetic Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1998 | Methoxychlor | MR | No | Yes | — | 0.04 mg/L | — | Resolved | Dec 31, 1998 | Synthetic Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1998 | Di(2-ethylhexyl) phthalate | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 1998 | Synthetic Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1998 | HEXACHLOROBENZENE | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 31, 1998 | Synthetic Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1998 | Heptachlor epoxide | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 1998 | Synthetic Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1998 | Heptachlor | MR | No | Yes | — | 0.0004 mg/L | — | Resolved | Dec 31, 1998 | Synthetic Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1998 | Atrazine | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 1998 | Synthetic Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1998 | BHC-GAMMA | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 1998 | Synthetic Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1998 | Benzo(a)pyrene | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 1998 | Synthetic Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1998 | Simazine | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 1998 | Synthetic Organic Chemicals |
| Oct 1, 1995 | Oct 31, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 1995 | 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.