5月12日，致命的地震引发了大规模山体滑坡，碎石堵住了通口河，又名湔江，从而形成了该湖泊。
The lake was formed when rubble from a massive landslide set off by the deadly May 12th earthquake , blocked the flow of the Tongkou River , also known as the Jianjiang .
通口河