The amount of electricity generated from coal in the Electric Reliability Council of Texas rose in May, retaking the lead from natural gas, according to data released by the grid operator.

ERCOT’s 2014 Demand and Energy by Month report released Friday shows energy consumption across the regional transmission organization’s footprint totaled 27.33 million MWh in May, down 0.3% from 27.42 million MWh in May 2013.

Keep reading at Platts.