LYNDEN WATER DEPARTMENT
Washington — Community Water System — PWSID: WA5349150
System Information
| PWSID | WA5349150 |
| System Name | LYNDEN WATER DEPARTMENT |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Lynden |
| ZIP Code | 98264 |
| Address | 300 4th Street |
| Organization | LYNDEN WATER DEPARTMENT |
| Phone | — |
Population & Service
| Population Served | 17,969 |
| Service Connections | 7,785 |
Drinking Water Violations (34)
This water system has 34 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 | Jul 31, 2025 | MR | No | Yes | — | — | — | Resolved | Jul 31, 2025 | — | |
| Jul 1, 2025 | Jul 31, 2025 | MR | No | Yes | — | — | — | Resolved | Jul 31, 2025 | — | |
| Dec 1, 2023 | Dec 31, 2023 | TT | Yes | No | — | — | — | Resolved | Dec 31, 2023 | — | |
| Dec 1, 2023 | Dec 31, 2023 | TT | Yes | No | — | — | — | Resolved | Dec 31, 2023 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MCL | Yes | No | 14 MG/L | 10 mg/L | — | Archived | Dec 31, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MCL | Yes | No | 14 MG/L | 10 mg/L | — | Archived | Dec 31, 2009 | — | |
| Jul 1, 2009 | Sep 30, 2009 | MCL | Yes | No | 14 MG/L | 10 mg/L | — | Archived | Sep 30, 2009 | — | |
| Apr 1, 2009 | Jun 30, 2009 | MCL | Yes | No | 14 MG/L | 10 mg/L | — | Archived | Jun 30, 2009 | — | |
| Jan 1, 2009 | Mar 31, 2009 | MCL | Yes | No | 15 MG/L | 10 mg/L | — | Archived | Mar 31, 2009 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MCL | Yes | No | 14 MG/L | 10 mg/L | — | Archived | Dec 31, 2008 | — | |
| Jul 1, 2008 | Sep 30, 2008 | MCL | Yes | No | 12 MG/L | 10 mg/L | — | Archived | Sep 30, 2008 | — | |
| Jan 1, 2008 | Mar 31, 2008 | MCL | Yes | No | 11 MG/L | 10 mg/L | — | Archived | Mar 31, 2008 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MCL | Yes | No | 12 MG/L | 10 mg/L | — | Archived | Dec 31, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MCL | Yes | No | 14 MG/L | 10 mg/L | — | Archived | Sep 30, 2007 | — | |
| Apr 1, 2007 | Jun 30, 2007 | MCL | Yes | No | 13.3 MG/L | 10 mg/L | — | Archived | Jun 30, 2007 | — | |
| Oct 1, 2006 | Dec 31, 2006 | MCL | Yes | No | 13.3 MG/L | 10 mg/L | — | Archived | Dec 31, 2006 | — | |
| Aug 1, 2006 | Aug 31, 2006 | TT | Yes | No | — | — | — | Archived | Aug 31, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 11.6 MG/L | 10 mg/L | — | Archived | Mar 31, 2006 | — | |
| Apr 1, 2005 | Jun 30, 2005 | MCL | Yes | No | 14.3 MG/L | 10 mg/L | — | Archived | Jun 30, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MCL | Yes | No | 16.2 MG/L | 10 mg/L | — | Archived | Mar 31, 2005 | — | |
| Oct 19, 1999 | Dec 31, 1999 | Other | No | Yes | — | — | — | Resolved | Dec 31, 1999 | — | |
| Sep 1, 1997 | Sep 30, 1997 | TT | Yes | No | — | — | — | Archived | Sep 30, 1997 | — | |
| Jan 1, 1992 | Jan 31, 1992 | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 1992 | — | |
| 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 | — | 4.0 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 | — | 0.002 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 | — | 0.005 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 | — | 0.05 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 15 pCi/L | — | Archived | Oct 31, 1979 | — | |
| — | — | — | 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.