The Texas energy grid is still not fully prepared to weather a severe winter storm scenario, even after the string of upgrades and regulations that have followed 2021’s winter storm, according to an Electric Reliability Council of Texas (ERCOT) report published Tuesday.

If facing an extreme winter storm, high electricity usage, power plant outages and insufficient solar and wind energy production would still cause Texans to endure rolling blackouts, according to the report. In a less extreme winter storm scenario, grid operators may still need to ask Texans to reduce their power usage during periods of especially high demand.

Read more from Michael gurney with Chron here.