DARK HOLLOW WATER ASSOCIATION
Oregon — Community Water System — PWSID: OR4105117
System Information
| PWSID | OR4105117 |
| System Name | DARK HOLLOW WATER ASSOCIATION |
| 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 | Feb 15, 2017 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | MEDFORD |
| ZIP Code | 97501 |
| Address | 3223 CARRIAGE DR |
| Organization | DARK HOLLOW WATER ASSOCIATION |
| Phone | 541-772-3546 |
Population & Service
| Population Served | 45 |
| Service Connections | 13 |
Drinking Water Violations (50)
This water system has 50 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2022 | Sep 30, 2022 | MCL | Yes | No | — | — | — | Resolved | Sep 30, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MCL | Yes | No | — | — | — | Resolved | Sep 30, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MCL | Yes | No | — | — | — | Resolved | Sep 30, 2022 | — | |
| Jan 1, 2019 | Dec 31, 2021 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Jan 1, 2019 | Dec 31, 2021 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2017 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2017 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 30 ug/L | — | Resolved | Dec 31, 2017 | — | |
| Jul 1, 2017 | — | MR | No | No | — | TT | — | Resolved | Dec 21, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | — | 30 ug/L | — | Resolved | Sep 30, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Sep 30, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Sep 30, 2017 | — | |
| May 1, 2017 | May 31, 2017 | MON | No | Yes | — | — | — | Resolved | May 31, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Jun 30, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Jun 30, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | — | 30 ug/L | — | Resolved | Jun 30, 2017 | — | |
| Apr 1, 2017 | Apr 30, 2017 | MON | No | Yes | — | — | — | Resolved | Apr 30, 2017 | — | |
| Feb 1, 2017 | Feb 28, 2017 | MON | No | Yes | — | — | — | Resolved | Feb 28, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Mar 31, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | — | 30 ug/L | — | Resolved | Mar 31, 2017 | — | |
| Dec 1, 2016 | Dec 31, 2016 | MCL | Yes | No | — | — | — | Resolved | Dec 31, 2016 | — | |
| Dec 1, 2016 | Dec 31, 2016 | MCL | Yes | No | — | — | — | Resolved | Dec 31, 2016 | — | |
| Dec 1, 2016 | Dec 31, 2016 | MCL | Yes | No | — | — | — | Resolved | Dec 31, 2016 | — | |
| Aug 27, 2011 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jun 1, 2011 | — | MR | No | Yes | — | — | — | Unaddressed | — | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2011 | — | |
| Dec 19, 2010 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | — | MR | No | Yes | — | — | — | Unaddressed | — | — | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2010 | — | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | — | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | No | — | 5% of samples | — | 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 | — | |
| Jan 1, 2009 | Mar 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2009 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2008 | — | |
| 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 | — | |
| — | — | — | 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.