Skaha Lake, historically known as Dog Lake and originally Lac Du Chien, is a freshwaterlake located along the course of the Okanagan River in the Okanagan Valley of British Columbia, Canada. It has a surface area of approximately 20 km², with a maximum depth of 55 metres. The lake is situated directly south of Okanagan Lake and forms the southern shoreline and boundary of the city of Penticton, British Columbia. The community of Okanagan Falls is located at its southern end, the community of Kaleden lies in the upland area to its west.