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ERCOT/Texas set a new maximum renewable generation record of 51,974 megawatts…

Brief

ERCOT/Texas reached a new peak renewable output of 51,974 MW (just under 52 GW), surpassing the 2025 high of just over 47 GW by about 5 GW. Notably, only four days have ever topped 50 GW of renewables, and all four occurred during the most recent week, marking a rapid uptick in deployment or output.

Why it matters

ERCOT/Texas set a new maximum renewable generation record of 51,974 megawatts (just under 52 GW) on June 28, 2026.

Key details

  • The prior annual record in 2025 was just over 47 GW, meaning generation rose by roughly 5 GW year-over-year.
  • Only four days in ERCOT history have exceeded 50 GW of renewables, and all four occurred within the last week.
Source evidence

The official record for maximum renewable generation in ERCOT/Texas is now just below 52 gigawatts (51,974 megawatts). The record in 2025 was a little above 47 gigawatts.

There have only been four days above 50 gigawatts ever. They're all in the last week. #txenergy