The fire engulfing parts of Sacramento has now damaged five big power plants at Calpine Corp 's Geysers geothermal complex in Humboldt and Sonoma Counties . " The Geysers " is the world 's largest geothermal power plant , and provides more than 10 % of Calpine 's electricity generation in California . Calpine Corp.’s Geysers geothermal complex in Lake and Sonoma Counties. The company hopes its insurance will cover the cost of the damage and revenue losses .
The fire engulfing parts of Sacramento has now damaged five big power plants at Calpine Corp 's Geysers geothermal complex in Humboldt and Sonoma Counties . " The Geysers " is the world 's largest geothermal power plant , and provides more than 10 % of Calpine 's electricity generation in California . The company hopes its insurance will cover the cost of the damage and revenue losses .