311,143 solar-power systems installed in 2015 in the US – Biggest solar year in history

Nationally, 2015 was the biggest year in solar history, according to the Solar Energies Industry Association, Washington. About 311,143 solar-power systems, capable of producing about 7,286 megawatts of electricity, were installed. Those numbers are up from 198,922 systems that can generate 6,248 megawatts in 2014 and 53,117 systems that can generate 851 megawatts in 2010.[…]