Costco Wholesale Corp., has announced the installation of its second solar-powered energy system at its Lake Elsinore, California warehouse. SunEdison, simplified the implementation by delivering the turnkey solar system, which will produce 595 kW (DC) 496kW (AC) through the 45,000 square foot system.

As part of Costco’s long-term commitment to energy conservation and reduction of energy costs, the new system is expected to supply in excess of 725,000 kWh (AC) annually over an expected lifespan of 25 years. The solar system is expected to save more than $3.8 million in energy expenditures over the 25-year period. The clean energy produced by the solar system will eliminate an estimated 1,009,611 pounds of CO2 annually, which is the equivalent of planting 2,800 acres of trees over the 25 year life of the system.

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