Preliminary 2025 facility recordOperating

Monticello, IL · EIA plant 55496

Goose Creek Energy Center

Goose Creek Energy Center is a oil & gas power facility in Monticello, IL, with 684 MW of operating capacity.

Operating capacity684 MW6 operating generators
Proposed capacity0 MW0 proposed generators
UtilityUnion Electric Co - (MO)EIA-reported operator
Balancing authorityMISOMidcontinent Independent Transmission System Operator, Inc..

Capacity profile

Fuel and technology

Nameplate capacity
Operating
Oil & gas684 MW
ProposedNo proposed capacity reported
Reported technologiesNatural Gas Fired Combustion Turbine

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