ALDERWOOD WATER DISTRICT
Washington - Community Water System - PWSID: WA5301300
System Information
| PWSID | WA5301300 |
| System Name | ALDERWOOD WATER DISTRICT |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| 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 | Lynnwood |
| ZIP Code | 98087 |
| Address | 3626 156th St SW |
| Organization | ALDERWOOD WATER DISTRICT |
| Phone | - |
Population & Service
| Population Served | 245,715 |
| Service Connections | 85,285 |
Drinking Water Violations (6)
This water system has 6 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 1, 1992 | Dec 31, 1992 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1992 | - | |
| Nov 1, 1992 | Nov 30, 1992 | MR | No | No | - | 5% of samples | - | Archived | Nov 30, 1992 | - | |
| Oct 1, 1992 | Oct 31, 1992 | MR | No | No | - | 5% of samples | - | Archived | Oct 31, 1992 | - | |
| Aug 1, 1992 | Aug 31, 1992 | MR | No | No | - | 5% of samples | - | Archived | Aug 31, 1992 | - | |
| Dec 1, 1991 | Dec 31, 1991 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1991 | - | |
| - | - | - | 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.