Drainage summary
Snohomish County, Washington has a recorded population of 864,113. For drainage, the page currently shows stormwater segments: ~ 826, ditches and channels: ~ 83, low points: ~ 35, road shoulders: ~ 551, residents covered: 864,113. The figures use the available U.S. geography, population, housing and local-structure data for this place.
Calculated from U.S. geography, population and local structure. Public messages are moderated before publication.