The U.S. is well represented in the race for wind power, with 38 out of 50 states currently operating utility-grade wind installations. Fourteen have more than 1,000 MW of installed wind power -- which, if you recall, is the amount of electricity that can be produced by existing equipment -- and the top five wind-producing states came in with a cumulative capacity of more than 20,000 MW [source: GWEC].