FAQs: What is U.S. electricity generation by energy source - EIA | eia.gov Other gases3, 12, 0.3%. Nuclear, 772, 18.2%. Renewables (total), 913, 21.5%. Wind, 435, 10.2%. Hydropower, 262, 6.2%. Solar (total) https://www.eia.gov/tools/faqs/faq.php?id=427&t=3