Cleco Power LLC is investing $1 billion in a new 660-megawatt generator that can burn a variety of solid fuels. Keith Regan learns how that fuel flexibility could enable the Louisiana utilityÔÇÖs customers to save billions over the life of the project Seventy percent of the generating capacity at Cleco Power LLC comes from natural-gas-fired generators. As a result, customers of the regulated electric utility, which is based in Pineville, Louisiana, and serves some 270,000 customers in that state, were exposed to the spikes in the price of natural gas.