According to the latest information available, the Saginaw Bay Lake Huron boat ramp in Linwood, Bay County, Michigan is a concrete boat ramp that is 20 feet wide. This boat ramp provides access to Saginaw Bay, which is a part of Lake Huron.

The Saginaw Bay Lake Huron boat ramp can accommodate a variety of watercraft including fishing boats, pontoon boats, kayaks, and canoes. Additionally, larger boats such as sailboats and powerboats are also permitted on Saginaw Bay.

It is important to note that before launching any watercraft, boaters should check the weather and water conditions, ensure they have the proper safety equipment on board, and follow all local boating regulations and laws.