The forebay of the Wokahe First cascade Hydro Station is located in the deformation rock body with a bad quality.

• 沃卡河一级水电站前池位于变形体上,岩体质量较差,具有不均性和强透水的特性,是西藏地区比较典型的地质条件之一,其基础处理难度较大。