Keywords: US rooftop photovoltaics potential.png en US rooftop photovoltaics potential Most states could obtain from 15 to 30 of all electricity used in 2012 from rooftop photovoltaics The lowest is Wyoming at 9 1 and the highest is California at 41 1 It is estimated that rooftop solar panels could generate 818 733 GWh/year in the United States 22 of the total 3 686 780 GWh used in 2012 Coincidentally Washington DC used 11 259 GWh in 2012 and could generate 2 490 GWh each year also 22 from 2 100 MW of rooftop solar panels 2013-03-03 own Delphi234 cc-zero Uploaded with UploadWizard United States solar power resources |