The Top 5 Types of Energy Consumption by Source in the United States

  Energy Source Consumption Percentage of Total Energy Consumed
1 Petroleum 34.783 quadrillion Btu 35.3%
2 Natural gas 27.513 quadrillion Btu 27.9%
3 Coal 17.923 quadrillion Btu 18.2%
4 Nuclear electric power 8.329 quadrillion Btu 8.4%
5 Biomass 4.782 quadrillion Btu 4.8%
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Tags: The United States, Energy Statistics

Sources:  U.S. Energy Information Administration. (2015): Monthly Energy Review March 2015

List Notes: Data is the top 5 types of primary energy consumption by source in the United States in Btu for the year 2014. Percentage of total is for all forms of energy produced in the United States and not just for the five shown. Btu is a traditional unit of energy equal to about 1055 joules. It is the amount of energy needed to cool or heat one pound of water by one degree Fahrenheit.
Types of Energy Consumption by Source in the United States

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