Drainage summary
Gilliam County, Oregon has a recorded population of 1,971. For drainage, the page currently shows stormwater segments: ~ 477, ditches and channels: ~ 63, low points: ~ 26, road shoulders: ~ 318, residents covered: 1,971. 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.