That includes hydroelectricity (7.7%) and Others, mainly wind (9.2%). See:
http://www.renewableenergyworld.com/articles/2016/08/renewable-energy-was-16-9-percent-of-u-s-electric-generation-in-the-first-half-of-2016.html Coal is down 20% this year, after falling 14% in each of the last 2 years. The EIA says coal and natural gas were tied at 33% each. https://www.eia.gov/tools/faqs/faq.cfm?id=427&t=3 Major energy sources and percent share of total U.S. electricity generation in 2015: * 1 Coal = 33% Natural gas = 33% Nuclear = 20% Hydropower = 6% Other renewables = 7% Biomass = 1.6% Geothermal = 0.4% Solar = 0.6% Wind = 4.7% Petroleum = 1% Other gases = <1% *1 Preliminary data; based on generation by utility-scale facilities. - Jed
