Northwest Water Assoc. Inc.
Washington — Community Water System — PWSID: WA5362000
System Information
| PWSID | WA5362000 |
| System Name | Northwest Water Assoc. Inc. |
| 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 | Lynden |
| ZIP Code | 98264 |
| Address | 6912 Hannegan Rd #105 |
| Organization | Northwest Water Assoc. Inc. |
| Phone | — |
Population & Service
| Population Served | 400 |
| Service Connections | 153 |
Drinking Water Violations (221)
This water system has 221 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, 2018 | — | Other | No | No | — | — | — | Resolved | Aug 27, 2018 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jul 1, 2010 | Jun 30, 2011 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Jun 30, 2011 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2007 | — |
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.