Long Island's Cleanest and Most Fuel-Efficient Power Plant to Serve LIPA Under a 20-Year Contract SAN JOSE, Calif., July 8 /PRNewswire-FirstCall/ -- Calpine Corporation's (NYSE: CPN - News) Bethpage 3 power plant is generating electricity -- just in time for Long Island's peak summer demand period. Bethpage 3 is the region's first modern, combined-cycle power plant and is the cleanest fossil-fueled power generator on Long Island. Calpine's new plant provides up to 79.9 megawatts of electricity to Long Island Power Authority (LIPA) customers under a 20-year contract for capacity, energy and other energy-related services. Located adjacent to existing Calpine plants...