DALLAS–(BUSINESS WIRE)–LRE (Leeward Renewable Energy) today announced that its Sierra Pinta Battery Energy Storage System (BESS), a 112.5 megawatt (MW) / 450 megawatt-hour (MWh) stand-alone battery facility, is now fully operational in Yuma County, Arizona. Sierra Pinta marks LRE’s second grid-connected battery project and is part of a six-phase rollout in Yuma County that began with White Wing Ranch Solar. Together, these projects bring LRE’s combined power in the region to more than 291 MW.