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What's the biggest solar installation in the U.S.?

The biggest solar installations in operation are:

  • Agua Caliente in Arizona, powering 287 MW
  • Mesquite Solar 1 in Arizona, powering 167 MW
  • California Solar Valley Ranch in California, powering 130 MW
  • AV Solar Ranch One in California, powering 115 MW
  • Sempra Copper Mountain II in Nevada, powering 106 MW

SEIA tracks the solar projects 1 megawatt and above in the Major Solar Projects List. You can also see the locations of the major solar systems identified by this research on our interactive map.