Au Gres River

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Au Gres River

Hill Township, Ogemaw County, Michigan

44°21′15″N 83°57′46″W / 44.35418°N 83.96277°W / 44.35418; -83.96277[1]

Saginaw Bay, Lake Huron, Michigan

44°01′42″N 83°40′55″W / 44.02835°N 83.68192°W / 44.02835; -83.68192Coordinates: 44°01′42″N 83°40′55″W / 44.02835°N 83.68192°W / 44.02835; -83.68192
Basin countries United States
Length 47 mi (76 km)
Basin area 450 sq mi (1,200 km2)

The Au Gres River is a river in Michigan. Its mouth is at Lake Huron in the city of Au Gres, Michigan. It flows through Arenac, Iosco and Ogemaw counties. It formerly had an eastern branch, which was severed from the parent river and rerouted along the Whitney Drain to Lake Huron north of Au Gres. The main stream is 46.7 miles (75.2 km) long.[2]

See also[edit]


  1. ^ "Au Gres River". Geographic Names Information System. United States Geological Survey. 
  2. ^ U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map, accessed November 7, 2011