Houqiao Reservoir is located on the Pengxi River, the north tributary of the Ninety-Nine Creeks in Houqiao Village, Dongtian Town, Nan’an City. The dam site is built near Zhegou in Houqiao Village.
The catchment area is 33.2 square kilometers. The reservoir is for multi-year regulation. The checked flood water level is 100.4 meters (Shilong), the normal storage water level is 98.5 meters, the dead water level is 84.5 meters, and the total reservoir capacity is 40.4 million cubic meters. Among them, the flood control capacity is 7.8 million cubic meters, the useful storage capacity is 30 million cubic meters, and the dead storage capacity is 2.6 million cubic meters.
