Drainage summary
Hawaii County, Hawaii has a recorded population of 209,790. For drainage, the page currently shows stormwater segments: ~ 1,595, ditches and channels: ~ 113, low points: ~ 47, road shoulders: ~ 1,064, residents covered: 209,790. 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.