Antelope Valley Solar Ranch, California
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Antelope Valley Solar Ranch went online with 150 megawatts in 2013, and is expected to produce more than 230 megawatts when it is complete. Construction started in 2011, and at least 3,700,000 photovoltaic panels, built by First Solar, are now installed, covering around 2,100 acres in the western Antelope Valley of Southern California. The plant cost around $1.4 billion, and is among the 30 or so largest solar plants in the USA.