The Rock River is a 13.4-mile-long (21.6 km)[1] river on the Upper Peninsula of Michigan in the United States, flowing to Lake Michigan.
| Rock River | |
|---|---|
 | |
| Location | |
| Country | United States |
| Physical characteristics | |
| Source | |
| • location | Michigan |
See also
editReferences
edit- ^ U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map, accessed December 19, 2011
46°05′03″N 85°32′02″W / 46.08417°N 85.53389°W
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