Maximum discharge along the river is currently at the reporting a streamflow rate of cfs. This is also the highest stage along the Coosawhatchie River, with a gauge stage of ft at this location. This river is monitored from 1 different streamgauging stations along the Coosawhatchie River, the highest being situated at an altitude of ft, the .

The Coosawhatchie River is a 60-mile-long river located in South Carolina, USA. It flows through Beaufort and Jasper counties, draining into the Broad River. Historically, the river was a significant transportation route for Native Americans and European settlers. The river's hydrology is influenced by tides, as it is a tidal river. There are no significant reservoirs or dams on the Coosawhatchie River, but it does receive water from smaller tributaries such as the Pocotaligo River. The river is used for recreational activities such as fishing, kayaking, and boating. The surrounding area is used for agriculture, including rice, soybeans, and corn cultivation. The river is also a habitat for various wildlife, including fish, alligators, and birds.