The High Rock development is located in Davie, Davidson, and Rowan counties, North Carolina on the Yadkin River at river mile 253. Completed in 1927, the High Rock development was the third of the Yadkin Project developments to be built and is the most upstream of the four Yadkin Project developments. The High Rock development consists of a dam, powerhouse, and reservoir. High Rock Reservoir has a normal full pool area of approximately 15,180 acres and a drainage area of 3,973 square miles.
The High Rock powerhouse is integral with the dam and is located immediately downstream of the intake structure. The powerhouse contains three vertical Francis turbine units directly connected to generators. High Rock produces a long term average generation of 141,660 megawatt-hours of clean electricity per year, enough to power 13,621 homes.
Date Opened: 1927
Surface Area Acreage: 15,180 acres
Generating Capacity: 40.2 megawatts
NC Counties: Davie, Davidson, Rowan