The 340 MWe contract capacity available for this remarketing initiative is one of the largest single geothermal remarketing exercises to be pursued in North America, which will extend the operating life of all 10 facilities in the Imperial Valley region of California for another 25 years.
MidAmerican Renewables oversees MidAmerican Geothermal, which is based in Imperial Valley, Calif., and owns and operates 10 geothermal facilities with TransAlta.
Over the next three to seven years, eight of 10 geothermal generating facilities operated by CalEnergy Operating Corporation in the Known Salton Sea Geothermal Resource Area field will reach their original design life of 30 years.
The owners, 50-50 partners that are indirect subsidiaries of MidAmerican Energy Holdings Company and TransAlta Corporation, have developed CalEnergy, LLC, which is in discussions with a number of California and Arizona-based utilities interested in contracting for the energy output of the facilities.
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