The St. Clair Region Conservation Authority is a conservation authority in the province of Ontario. It is headquartered in Strathroy, Ontario. The conservation authority's jurisdiction covers all of the waterways that feed into the St. Clair River.
The authority was established in 1961 to help clean up the environment.
Coordinates: 42°57′45″N 81°37′05″W / 42.96244°N 81.61814°W