Grey Sauble Source Protection Area

The Grey Sauble Source Protection Area comprises approximately 3146 sq km and corresponds with the jurisdiction of the Grey Sauble Conservation Authority. The population is about 63,000 people (2001 Census). The Sauble River, with the largest catchment area in the Grey Sauble SPA, drains into Lake Huron. Four large watersheds drain into Georgian Bay, namely the Beaver, Bighead, Sydenham and Pottawatomi Rivers. In addition, there are a numerous other creeks and long stretches of lake fringe that drain directly into Georgian Bay or Lake Huron. The Niagara Escarpment is a dominant feature in many parts of the Grey Sauble SPA.