The Sukomoro area and its surroundings, Banyuasin Regency, South Sumatera have characteristics of sedimentary rocks of late Oligocene to Early Miocene age which were deposited in the South Sumatera Basin and are included in the Talang Akar Formation, Gumai Formation, and Air Benakat Formation. The analysis process was carried out using the lithofacies analysis method (Mial, 1985) to determine t…