Information server for southern Guam natural resources
Ugum watershed is located in the southwest of Talofofo Bay. It is an inland watershed, which drains into Talofofo watershed. It has a drainage area of 7.31 sq. miles. The main rivers in the watershed include Ugum River, Bubulao River, Atate River and Leygo River with approximate lengths of 6.05 miles, 4.84 miles, 1.24 miles and 1.16 miles respectively. Leygo River discharges to Atate River, which merges to Ugum River in the southwest of the watershed. Bubulao River discharges to Ugum River from west to east. Uguam River discharges to Talofofo River. The highest elevation is about 1227 feet (374 meters) in the southwestern boundary of the watershed. The vegetated area is about 96.9%. This is a less developed watershed. The soil types mainly include Ylig clay, Akina-Atate silty clay, Akina silty clay, Togcha-Akina silty clays, Pulantat clay, Akina-Badland complex, Agfayan clay, Sasalaguan clay, rock and urban land complex.
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