Gigawatt

(GW)

  A unit of power equal to 1 billion Watts; 1 million kilowatts, or 1,000 Megawatts.

  This is a unit of electric power equal to one billion watts, or one thousand megawatts - enough power to supply the needs of a medium-sized city.

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  One billion watts or one thousand megawatts.

  U.S. Dept. of Energy, Energy Information Administration's Energy Glossary

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  One thousand megawatts (1,000 MW) or, one million kilowatts (1,000,000 kW) or one billion watts (1,000,000,000 watts) of electricity. One gigawatt is enough to supply the electric demand of about one million average California homes.

  California Energy Comission. Dictionary of Energy Terms