Making sure Texans’ air conditioning and heat stay on during extreme temperature swings is coming at a potentially hefty cost to consumers — $1.5 billion this year.
That price tag is a result of steps taken to boost the reliability of the state’s electric grid — measures being stress-tested now by a heat wave engulfing Dallas-Fort Worth and the rest of the state.
Those measures also could bring a massive payday for Irving-based Vistra, the state’s biggest power generator.
