November 2015 - Google will purchase enough energy from a 61-megawatt (MW) solar project in Rutherford County, North Carolina, to power an entire data center. The purchase is the first agreement reached under Duke Energy's Green Source Rider program. Under the agreement, Duke Energy will buy energy from the solar farm in Rutherford County and Google will purchase renewable energy certificates that represent the electricity generated for its Lenoir data center in North Carolina. This deal will help Google move forward toward the company's commitment to purchase 1.2 gigawatts of renewable energy under long-term contracts globally.
News Release - Creating new pathways for buying renewable energy
News Article - Google Will Be First Duke Energy Customer to Buy Solar Electricity