The Lockville Dam, Canal, and Powerhouse were built on the Deep River. The powerhouse, built in 1922, is a plain two-story brick-and-concrete structure set on a massive cut-stone foundation. It is the only building on the site. More information about this photograph can be found on page 276-277 of the book The Architectural Heritage of Chatham County, North Carolina written by Rachel Osborn and Ruth Selden-Sturgill.