Three Gorges Dam of the river downstream, and provides fresh water for agricultural and industrial usage. It also improves shipping conditions. The water level upstream drops from 175 m to 145 m, preparing for the rainy season. The water also powers the Gezhouba Dam downstream. Since the filling of the reservoir in 2003, the Three Gorges Dam has supplied an extra 11 cubic kilometres of fresh water to downstream cities and farms during the dry season. During the 2010 South China floods in July, inflows at the Three Gorges Dam reached a peak of , exceeding the peak during the 1998 Yangtze River
Xiling Gorge the length of the entire Three Gorges region, is actually a series of four different gorges: Precious Sword; Horse Lung & Ox Liver; Soundless Bell; and Shadow Play Gorges. The Three Gorges Dam was constructed at Sāndòupíng in the middle of the Xiling Gorge. Before the construction of the Three Gorges Dam and Gezhouba Dam, Xiling was known for being the most dangerous of the three gorges to travel through, with frightening whirlpools and strong rapids. Since the construction of the dams, the river's depth has increased from in some areas below the dam, to well over throughout the reservoir's