Drainage summary
Erwin township, Gogebic County, Michigan has a recorded population of 277. For drainage, the page currently shows stormwater segments: ~ 19, ditches and channels: ~ 13, low points: ~ 5, road shoulders: ~ 12, residents covered: 277. 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.