Drainage summary
Placer County, California has a recorded population of 433,822. For drainage, the page currently shows stormwater segments: ~ 557, ditches and channels: ~ 68, low points: ~ 29, road shoulders: ~ 371, residents covered: 433,822. 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.