Preliminary 2025 facility recordProposed

Marshall, MI · EIA plant 63912

MEC South

MEC South is a oil & gas power facility in Marshall, MI, with 500 MW of proposed capacity.

Operating capacity0 MW0 operating generators
Proposed capacity500 MW1 proposed generators
UtilityMEC SouthEIA-reported operator
Balancing authorityMISOMidcontinent Independent Transmission System Operator, Inc..

Capacity profile

Fuel and technology

Nameplate capacity
OperatingNo operating capacity reported
Proposed
Oil & gas500 MW
Reported technologiesNatural Gas Fired Combined Cycle

Source quality

Preliminary facility data

This page uses the EIA-860 2025 Early Release. EIA identifies the release as preliminary, so it should not be used for official state or national aggregation. Capacity is nameplate capacity, not real-time output or annual generation.

Read methodologyEIA-860 source