Great Lakes Water Authority living in Detroit. The authority has not yet set water rates (which could be variable by community), although it aims to determine rates by March 2016 and make them effective by July 1, 2016. Annual rate increases will be capped at four percent for the first ten years of the authority's existence. Great Lakes Water Authority The Great Lakes Water Authority (GLWA) is a regional water authority in the U.S. state of Michigan. It provides water and sewer services for the Southeast Michigan communities, including Wayne, Oakland, and Macomb counties, among others. The Great Lakes Water Authority was created in
Great Lakes to regulate water supply and use. Tourism and recreation are major industries on the Great Lakes. A few small cruise ships operate on the Great Lakes including a couple of sailing ships. Sport fishing, commercial fishing, and Native American fishing represent a U.S.$4 billion a year industry with salmon, whitefish, smelt, lake trout, bass and walleye being major catches. Many other water sports are practiced on the lakes such as yachting, sea kayaking, diving, kitesurfing, powerboating, and lake surfing. The Great Lakes Circle Tour is a designated scenic road system connecting all of the Great Lakes and the Saint Lawrence