A 4-hour BESS in the MISO North/Central region earned $75/kW-year from capacity in 2025/26, declining by 42% to $44/kW-year for 2026/27
Seasonal BESS capacity revenue contributions, 4-hour duration at 95% accreditation, MISO North/Central ($/kW-year)
Planning Year 2025/26
Planning Year 2026/27
Source: Modo Energy, MISO
Calculated as seasonal clearing price multiplied by season days and 95% accreditation factor. Duration beyond 4 hours adds no incremental capacity revenue in MISO. Both years use North/Central zonal pricing.
MODOENERGY