Sewer summary
Walla Walla County, Washington has a recorded population of 62,068. For sewer, the page currently shows service connections: ~ 355, manhole zones: ~ 7, backup-risk points: ~ 2, wastewater routes: ~ 335, housing units: 25,334. 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.