Peak ledger

Wednesday, August 12, 2026

Our call
36%
WATCH · window 2:00 PM CT–5:00 PM CT
the chance the day would set August's peak
The day
88.1 GW
max system load
Outcome
MONTH LEADER
currently holds this month's provisional peak
What was behind the 36%
Forecast max
89.1 GW
Month max
87.2 GW
Margin
1.9 GW
Temp anomaly
-0.1 °F
Est. curtailment
1.5 GW
Est. battery
-0.2 GW
p (raw)
51%
p (final)
36%

model hybrid-1.1.0 · computed 11:59 PM CT · stress-test these drivers →

As of today, Wednesday holds the month's provisional peak. Watch the replay → · See the full month ladder →

All values from real ERCOT feeds. Calls are logged to an append-only hash chain before intervals close (methodology). Free to republish with a link: "Peak data by WattMarkets".