MADRONA RIDGE HOMEOWNERS
Washington - Community Water System - PWSID: WA5350085
System Information
| PWSID | WA5350085 |
| System Name | MADRONA RIDGE HOMEOWNERS |
| 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 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | SEQUIM |
| ZIP Code | 98382 |
| Address | PO BOX 92 |
| Organization | MADRONA RIDGE HOMEOWNERS |
| Phone | - |
Population & Service
| Population Served | 65 |
| Service Connections | 30 |
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 | - | Other | No | No | - | - | - | Resolved | Sep 28, 2025 | - | |
| Jul 1, 2018 | - | Other | No | No | - | - | - | Resolved | Sep 22, 2018 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2007 | - | |
| Jun 1, 2005 | Jun 30, 2005 | MCL | Yes | No | - | 5% of samples | - | Archived | Jun 30, 2005 | - | |
| Mar 1, 2005 | Mar 31, 2005 | MCL | Yes | No | - | 5% of samples | - | Archived | Mar 31, 2005 | - | |
| Aug 1, 2003 | Aug 31, 2003 | MR | No | No | - | 5% of samples | - | Archived | Aug 31, 2003 | - | |
| Jan 1, 1999 | Jan 1, 2000 | MR | No | No | - | TT | - | Resolved | Jan 1, 2000 | - | |
| Feb 1, 1994 | Feb 28, 1994 | MR | No | Yes | - | 5% of samples | - | Archived | Feb 28, 1994 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1992 | - | |
| Aug 1, 1992 | Aug 31, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Aug 31, 1992 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 0.002 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 0.1 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 15 pCi/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 4.0 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 0.005 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 0.010 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 2 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 10 mg/L | - | Archived | Oct 31, 1979 | - | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | - | 0.05 mg/L | - | Archived | Oct 31, 1979 | - |
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.