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Grand Traverse Bay, MI

Grand Traverse Bay Harbor, Michigan is located on the south shore of Lake Superior, at the mouth of the Traverse River on the eastern shore of Keweenaw Bay, about 20 miles northeasterly from the Portage Entry to the Keweenaw Waterway. The project was authorized by the River and Harbor Act of 1945 and provides for two parallel pier, the north pier 871 feet long and the south pier 567 feet long; for an entrance between the piers 50 feet wide and 12 feet deep; and for a harbor basin of 10 feet for a maximum width of 200 feet and a maximum width of 200 feet was built to a width of 175 feet. The harbor services primarily commercial fishing and recreational navigation interests.