SunPower to Supply Clean Solar Energy to Chevron’s Lost Hills Oil Field for 20 Yrs Updated On Wed, Oct 30th, 2019 by Saurenergy Also, it is expected that the project will produce over 1.4 billion kilowatt hours of clean solar power during its tenure of 20 years. California-headquartered SunPower has entered into a 20 year power purchase agreement (PPA) to supply renewable energy to Chevron’s Lost Hills Oil Field. Moreover, the company has also started construction on the […] Read more