Wangi Power Station has highest level State significance being: aesthetically distinctive, showing creating and technical innovation, associated with the creative accomplishments of an eminent Architect and for continuing to act as a prime exemplar of a particular style of Architectural expression. Wangi Power Station is significant for its intended position as the "showpiece" of power generation in the state. Its position as a show piece was evidenced by the excellence of its architectural design, by the high quality of workmanship in the brick cladding, and in the outstanding appearance and quality of design and materials used.