The Spruce River is a 9.9-mile-long (15.9 km)[1] tributary of the Michigamme River on the Upper Peninsula of Michigan in the United States. Via the Michigamme River and the Menominee River, it is a tributary of Lake Michigan.
46°27′31″N 88°04′21″W / 46.45861°N 88.07250°W / 46.45861; -88.07250