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 Great Lakes-Saint Lawrence River Basin Sustainable Water Resources Agreement and the Great Lakes-St. Lawrence River Basin Water Resources Compact that would prevent most future diversion proposals and all long-distance ones. The agreements strengthen protection against abusive water withdrawal practices within the Great Lakes basin. On December 13, 2005, the Governors and Premiers signed these two agreements, the first of which is between all ten jurisdictions. It is somewhat more detailed and protective, though its legal strength has not yet been tested in court. The second, the Great Lakes Compact, has been approved by the state legislatures of all eight states