Baihetan Dam plant in the world, after the Three Gorges Dam. When finished, it will be the third largest dam in China and the fourth in the world, in terms of dam volume. Construction on the dam began in 2008 and is expected to be complete in 2021. Baihetan Dam The Baihetan Dam () is a large hydroelectric dam under construction on the Jinsha River, a tributary of the Yangtze River in Sichuan and Yunnan provinces, in the southwest of China. The dam is a 277 m tall double-curvature arch dam with a crest elevation of 827 m. Its width will be
Three Gorges Dam of the Yangtze River, authorities plan to build a series of dams on the Jinsha, including Wudongde Dam, Baihetan Dam, along with the now completed Xiluodu and Xiangjiaba dams. The total capacity of those four dams is 38,500 MW, almost double the capacity of the Three Gorges. Baihetan is preparing for construction and Wudongde is seeking government approval. Another eight dams are in the midstream of the Jinsha and eight more upstream of it. Three Gorges Dam The Three Gorges Dam is a hydroelectric gravity dam that spans the Yangtze River by the town of Sandouping, in Yiling District, Yichang,