More than one in four megawatt-hours consumed in March in the Electric Reliability Council of Texas was supplied by wind power — the biggest share ever for renewables in the Lone Star State’s main grid operator, a report released Monday shows. ERCOT’s monthly Demand and Energy Report shows the grid used almost 26 TWh in March, of which wind supplied about 6.6 TWh, equal to about 25.4% of the total, which beat the previous record, 23.3%, set in February. In March 2016, the percentage was 15.5%. Wind’s total in March was less than 2 percentage points below that of coal-fired generation, which supplied the second-largest share, 7.1 TWh or 27.2%. Article continues below… Coal’s total was up from 6.9 TWh in February but ERCOT had a smaller overall total of energy consumed at less than 23 TWh. Therefore, coal’s share equaled 30%. In March 2016, coal plants supplied 3.1 […]