sentences:  Today, Kahe is the state's largest plant with a total generating capacity of 650 MW.HECO purchased Maui Electric Company (abbreviated MECO and pronounced MEE-coh) in 1968.In 1970, HECO also acquired the Big Island's Hilo Electric Light Company (later to be renamed Hawai'i Electric Light Company, abbreviated HELCO and pronounced HEL-coh).