Drainage summary
Polk County, Oregon has a recorded population of 90,549. For drainage, the page currently shows stormwater segments: ~ 293, ditches and channels: ~ 49, low points: ~ 20, road shoulders: ~ 196, residents covered: 90,549. 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.