COUNTY WATER-SYSTEM LEDGER
Snohomish, Washington
EPA’s September 2026 export lists 22 active community water systems serving Snohomish, Washington, with 0 current-violation flags and 0 serious-violator flags among the covered systems.
Source: EPA SDWIS system-search export · Active community systems serving 2,500+ people · Snapshot 13 Sep 2026
01 / SYSTEMS
Water systems serving Snohomish, Washington
EPA associates 22 covered systems with Snohomish, Washington; their reported population-served values total 1,004,298 and may overlap.
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| Alderwood Water DistrictWA5301300 | 245,715 | Surface water purchased | No current violation flagged |
| Everett Public Works Dept. City OfWA5324050 | 215,774 | Surface water | No current violation flagged |
| Marysville UtilitiesWA5351900 | 88,582 | Surface water purchased | No current violation flagged |
| Lynnwood City OfWA5349270 | 68,204 | Surface water purchased | No current violation flagged |
| Sno Pud 1 - Lake StevensWA5380907 | 67,710 | Surface water purchased | No current violation flagged |
| Silver Lake Water & Sewer DistrictWA5379250 | 65,033 | Surface water purchased | No current violation flagged |
| Edmonds City OfWA5322500 | 34,065 | Surface water purchased | No current violation flagged |
| Mukilteo Water & Wastewater DistrWA5357550 | 31,437 | Surface water purchased | No current violation flagged |
| Arlington City OfWA5302950 | 29,508 | Surface water purchased | No current violation flagged |
| Mountlake Terrace City OfWA5357250 | 26,402 | Surface water purchased | No current violation flagged |
| Cross Valley Water DistrictWA5316270 | 24,695 | Surface water purchased | No current violation flagged |
| Monroe Water SystemWA5355820 | 23,467 | Surface water purchased | No current violation flagged |
| Olympic View Water & Sewer DistrictWA5363600 | 17,784 | Surface water | No current violation flagged |
| Stanwood Water Dept City OfWA5383650 | 17,586 | Ground water | No current violation flagged |
| Snohomish City OfWA5380915 | 16,367 | Surface water purchased | No current violation flagged |
| Sultan Water DepartmentWA5384770 | 8,424 | Surface water | No current violation flagged |
| Seven Lakes Water AssociationWA5377660 | 5,823 | Ground water | No current violation flagged |
| Granite Falls City OfWA5329050 | 5,349 | Surface water purchased | No current violation flagged |
| Roosevelt Water AssociationWA5374150 | 3,530 | Surface water purchased | No current violation flagged |
| Highland Water DistrictWA5332850 | 3,121 | Surface water purchased | No current violation flagged |
| Sno Pud 1 - Warm BeachWA5393000 | 2,977 | Ground water | No current violation flagged |
| Gold Bar City OfWA5328300 | 2,745 | Ground water | No current violation flagged |
02 / SOURCE MIX
Primary water sources for Snohomish, Washington
EPA classifies 22 systems serving Snohomish, Washington across 3 primary-source categories; Surface water purchased is the largest category with 15 systems.
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.