ERCOT sets new recorded electricity demand peak

Demand record · ERCOT · high severity

Data last updated: Aug 21, 2026, 12:05 AM UTC

What happened

ERCOT electricity demand reached 90,339 MW, exceeding the previous GridVigil-recorded peak of 89,734 MW by 0.7%.

Metrics

• Peak demand: 90,339 MW
• Previous recorded peak: 89,734 MW (+0.7%)
• Source: eia_v2

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