The Lilliwaup Falls Power Project is a Welded Wire Wall constructed in 2014. The project is located in Mason County, WA. The wall height is 54 feet and 6,064 square feet. The owner of the wall is Lilliwaup Falls Generating Co. The wall designers for the project were Ontiveros, Cesaretti & Prebor/Jacobs Associates and the contractor was Granite Construction Company.