Zhuoshui River
With an average annual discharge of , the Gaoping River is the second largest of Taiwan’s rivers by volume, following the Tamsui River. About 90 percent of the precipitation, and consequently about 70–90 percent of the total flow, occurs during the rainy season from May to October. Like many Taiwanese rivers, the Gaoping carries large amounts of silt, ranging from 36 to 49 million tons per year; it is the second largest river in Taiwan (after the Zhuoshui River) in terms of suspended-sediment load.