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By Arpan Varghese and Scott DiSavino (Reuters) – Texas’s power grid operator on Wednesday asked homes and businesses to raise thermostats and cut power use amid stifling heat that threatened to push power demand beyond the state’s available supply. For the second time this week, the Electric Reliability Council of Texas (ERCOT), which operates the grid that serves more than 26 million customers representing about 90% of the state’s power load, urged residents to cut power use between 2 p.m. and 9 p.m., the hottest hours of the day. It also warned of a risk for rolling blackouts. Residents shou…
