The Kuankuoshui salamander (Pseudohynobius kuankuoshuiensis) is a species of salamander in the family Hynobiidae endemic to China and only know from its type locality, Puchang-Kuankuoshui Nature Reserve (蒲昌宽阔水) in Suiyang County, Guizhou Province. Its natural habitats are temperate forests, streams, and pools.