Black River (St. Clair River tributary)
General data
- Name: Black River (St. Clair River tributary)
- Water system: St. Lawrence River
- Water type: River
- Progression: St. Clair River -> Lake St. Clair (North America) -> Detroit River -> Lake Erie -> Niagara River -> Lake Ontario -> St. Lawrence River -> Gulf of St. Lawrence -> Atlantic Ocean -> Planet Earth
- Climates: Temperate
- Continents: North America
- Countries: United States of America
Black River is an 81.0-mile-long (130.4 km) river in the U.S. state of Michigan, flowing into the St. Clair River in the city of Port Huron. The Black River Canal in northern Port Huron extends east into Lake Huron near Krafft Road.