In the first quarter, new capacity totaled 1,309MW versus 1,786MW a year earlier.
Wind led all generation sources (707MW), down from 861MW in January-March 2015. Solar was next (522MW), up from 404MW. The balance included biomass, hydro and natural gas.
On 31 March this year, the US had 1,166GW of installed generation capacity led by gas, 500.1GW, (42.86%); then coal, 301.6GW (25.85%),