Colony Mountain
Washington — Community Water System — PWSID: WA5314069
System Information
| PWSID | WA5314069 |
| System Name | Colony Mountain |
| 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 | Dec 16, 1985 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Lynden |
| ZIP Code | 98264 |
| Address | 6912 Hannegan Rd #105 |
| Organization | Colony Mountain |
| Phone | — |
Population & Service
| Population Served | 213 |
| Service Connections | 82 |
Drinking Water Violations (17)
This water system has 17 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2024 | Aug 31, 2024 | MCL | Yes | No | — | — | — | Resolved | Aug 23, 2024 | — | |
| Oct 19, 1999 | Dec 31, 1999 | Other | No | Yes | — | — | — | Resolved | Dec 31, 1999 | — | |
| Jan 1, 1999 | Dec 31, 2000 | MR | No | No | — | TT | — | Resolved | Dec 31, 2000 | — | |
| May 1, 1997 | May 31, 1997 | MR | No | Yes | — | 5% of samples | — | Archived | May 31, 1997 | — | |
| Sep 1, 1995 | Sep 30, 1995 | MR | No | Yes | — | 5% of samples | — | Archived | Sep 30, 1995 | — | |
| May 1, 1995 | May 31, 1995 | MR | No | Yes | — | 5% of samples | — | Archived | May 31, 1995 | — | |
| Oct 19, 1994 | Nov 18, 1994 | MR | No | Yes | — | 5% of samples | — | Archived | Nov 18, 1994 | — | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | Yes | — | 5% of samples | — | Archived | Oct 31, 1993 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Archived | Apr 30, 1993 | — | |
| Jan 1, 1993 | Jan 31, 1993 | MR | No | Yes | — | 5% of samples | — | Archived | Jan 31, 1993 | — | |
| Nov 1, 1992 | Nov 30, 1992 | MR | No | Yes | — | 5% of samples | — | Archived | Nov 30, 1992 | — | |
| Oct 1, 1992 | Oct 31, 1992 | MR | No | Yes | — | 5% of samples | — | Archived | Oct 31, 1992 | — | |
| May 1, 1992 | May 31, 1992 | MR | No | Yes | — | 5% of samples | — | Archived | May 31, 1992 | — | |
| Feb 1, 1992 | Feb 29, 1992 | MR | No | Yes | — | 5% of samples | — | Archived | Feb 29, 1992 | — | |
| Dec 1, 1991 | Dec 31, 1991 | MR | No | Yes | — | 5% of samples | — | Archived | Dec 31, 1991 | — | |
| — | — | — | 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.