San Diego Gas & Electric (SDG&E) signed a 25-year power purchase agreement for 150 MW of solar power with Solar Gen 2 LLC and a one-year contract for 40 MW of geothermal power with Silicon Valley Power. Both deals must be approved by the California Public Utilities Commission.

The 150 MW solar project will be built in three, 50 MW phases at separate sites on fallowed land in the Imperial Valley, Calif.  Delivery of power from the first phase is expected by summer 2012. The project will use solar photovoltaic panels with single-axis tracking.

Silicon Valley Power (SVP) is a municipal utility that serves the City of Santa Clara, Calif.  The one-year power contract for 40 MW of electricity generated by underground steam heat will continue through June 2012.  SDG&E began taking delivery of the geothermal power on July 1.

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