Wind power in Texas consists of many wind farms with a total installed generating capacity of 9,410 MW from over 40 different projects . Texas produces the most wind power of any U.S. state , followed by Iowa with 3,670 MW . There are many wind farms in Texas and , as of March 2010 , Texas has 9,410 MW of capacity , which is the most wind power capacity of any U.S. state , followed by Iowa with 3,670 MW .