Upstate TB4 spreads reach $77k/MW-year by 2041, while NYC stays flat around $40k

TB4 spread by zone at selected years (USD 2025k/MW-year)
West (A)
Genesee (B)
Central (C)
North (D)
Mohawk Valley (E)
Capital (F)
Hudson Valley (G)
Millwood (H)
Dunwoodie (I)
NYC (J)
Long Island (K)
NYISO average
Source: Modo Energy Q1 2026 NYISO Forecast
Note: TB4 spread is the annualized revenue from buying at the 4 cheapest hours and selling at the 4 most expensive hours each day.
MODOENERGY