That question could have 2 answers. If the question is where does the Chattooga River begin, the answer is it begins up in Cashiers NC. If the questions refers to the actual name Chattooga it is believed to have been derived from a Cherokee word roughly meaning he has crossed and made it to the other side.

The Chattooga River flows through the ridge and valley region of northwest Georgia. The Chattooga originates in North Carolina and is a tributary of the Tugaloo River.

The film is set on the Cahulawassee River in backcountry Georgia but was actually shot on the Chattooga River, dividing South Carolina and Georgia.

The Savannah River is one river that is located on the coastal plains. Also, the Chattooga River is another main river located on the coastal plains.

Deliverance (1972) is set on a fictional river named Cahulawassee River, which is set in Georgia. The actual river on which the movie was shot is the Chattooga River, which runs along the Georgia-South Carolina border.