MADSEN SPRING WTR ASSOC
Oregon — Transient Non-Community — PWSID: OR4191172
System Information
| PWSID | OR4191172 |
| System Name | MADSEN SPRING WTR ASSOC |
| 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 | Mar 10, 1980 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | SISTERS |
| ZIP Code | 97759 |
| Address | PO BOX 454 |
| Organization | MADSEN SPRING WTR ASSOC |
| Phone | 541-971-1714 |
Population & Service
| Population Served | 40 |
| Service Connections | 20 |
Drinking Water Violations (16)
This water system has 16 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2017 | Jun 30, 2017 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2017 | — | |
| Dec 1, 2008 | Dec 31, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2008 | — | |
| Oct 1, 2008 | Oct 31, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2008 | — | |
| Jan 1, 2006 | Dec 31, 2006 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2006 | — | |
| Jul 1, 2002 | Sep 30, 2002 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2002 | — | |
| Jan 1, 2002 | Mar 31, 2002 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2002 | — | |
| Jul 1, 2001 | Sep 30, 2001 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2001 | — | |
| Apr 1, 2001 | Jun 30, 2001 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2001 | — | |
| Oct 1, 2000 | Dec 31, 2000 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2000 | — | |
| Jul 1, 1993 | Sep 30, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1993 | — | |
| Apr 1, 1993 | Jun 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Archived | Jun 30, 1993 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 1993 | — | |
| — | — | — | 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.