This interactive map from CarbonBrief shows how America generates electricity. Each circle represents a power source, color represents type, and size represents output.
See also a more edited version from The Washington Post a couple of years back.
Due to budget cuts, there is no plan for an updated atlas. So I recreated the original 1870 Atlas using today’s publicly available data.
I wanted to see how daily patterns emerge at the individual level and how a person’s entire day plays out. So I simulated 1,000 of them.