ISO-NE capacity tag track record

The hour to beat

2026, provisional, from observed hourly load
  1. cp1Thu, Jul 225.3 GW6:00 PM ET

Any hotter business day through September takes the slot. The capacity tag your facility carries next capability year is your demand during whichever hour wins.

Every call

DateCallpOutcome
July 2026Live season1 day, 0 flagged
2026-07-02In playthe month is still open · watch the replay
June 2026Live season1 day, 0 flagged
2026-06-12Unscoredthe peak landed before we published calls · watch the replay
July 20251 day, 1 flagged
2025-07-29 WARNING91%False alarmflagged WARNING+, but the month peaked elsewhere · watch the replay
June 20252 days, 2 flagged
2025-06-24 WARNING100%Hitwatch the replay
2025-06-23 WARNING100%False alarmflagged WARNING+, but the month peaked elsewhere · watch the replay
July 20241 day, 1 flagged
2024-07-16 WARNING92%Hitwatch the replay
June 20241 day, 1 flagged
2024-06-18 WARNING77%False alarmflagged WARNING+, but the month peaked elsewhere · watch the replay
September 20231 day, 1 flagged
2023-09-07 WARNING87%Hitwatch the replay

A hit is a day flagged WARNING or higher that held the month's true peak, graded on official settlements. Live-season rows quote our strongest call that day and grade when the month closes.