Hedong Reservoir () is a medium-sized reservoir in Hutian Town, Xiangxiang, Hunan, China. It covers a total surface area of . Its drainage basin is about , and it can hold up to of water at full capacity. It is the largest body of water and the largest freshwater lake in Hutian Town.
The dam is high.
Hedong Reservoir belongs to the first grade water source protection area () and is part of Xiangxiang's water supply network.
The reservoir provides drinking water and water for irrigation and recreational activities.
Hedong Reservoir open to visitors for free. Fishing and hiking are activities around the reservoir.