Suntech and Zachry have received a contract from Sempra Generation to design and construct the Mesquite Solar 1 project in Arizona, USA. As per the contract, Zachry will install and integrate more than 800,000 Suntech multi-crystalline solar panels at the site. Construction of the plant will begin mid-2011 with completion set for 2013. The plant will generate 350,000MWh of electricity every year, enough to power 50,000 homes. Pacific Gas & Electric will purchase the power generated from the plant under a 150MW (AC), 20-year power purchase agreement.