From WFAA, “Why Nuclear Plants in Texas Shut Down on Friday”:
A problem at a nuclear power plant in Texas on Friday caused a sudden drop in power supply, forcing the Electric Reliability Council of Texas (ERCOT) to use a brand new reserve system to stabilize the grid.
…
Unplanned nuclear outages are rare, and the timing of the event has raised concerns. Texas could set records for electricity demand twice this week as temperatures soar into triple digits.
Ed Hess, an energy researcher at the University of Houston, said: “We now need all (generators) to come to work every day.”
here it is EIA pictures Number of power outages on June 18, 2023:
source: Environmental Impact Assessment.
Note that the size of the circle is proportional to the generation. important? You can see how the outages caused by Comanche Peak on June 17-18 spiked relative to normal conditions.
source: Environmental Impact Assessment.
