High Rock Lake is the second largest lake in North Carolina behind Lake Norman. Its water surface covers 15,180 acres and there are 365 miles of shoreline. It begins at the confluence of the Yadkin River and the South Yadkin River. The lake serves as a boundary between Davidson and Rowan counties and is a reservoir for hydroelectric power generation. High Rock Lake is currently managed and operated by the Alcoa company.
It has been the host of Bassmaster Tournaments, including the Bassmasters Classic in 1994, 1995, 1997 and 2007. Much of High Rock Lake is lined with privately owned homes.
The lake has no restrictions on boat motor size and personal water craft are legal for use.
Here are some links about High Rock Lake....
High Rock Lake Assoc.
Tons of High Rock Lake info.