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Preliminary 2025 facility recordOperating

Johnston, IA · EIA plant 8029

Sycamore (IA)

Sycamore (IA) is a oil & gas power facility in Johnston, IA, with 158 MW of operating capacity.

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Operating capacity158 MW2 operating generators
Proposed capacity0 MW0 proposed generators
UtilityMidAmerican Energy CoEIA-reported operator
Balancing authorityMISOMidcontinent Independent Transmission System Operator, Inc..

Capacity profile

Fuel and technology

Nameplate capacity
Operating
Oil & gas158 MW
ProposedNo proposed capacity reported
Reported technologiesNatural Gas Fired Combustion Turbine

Nearby in IA

Related facilities

IA · 5.8 miArcher Daniels Midland Des Moines8 MW →IA · 6.4 miRiver Hills128 MW →IA · 7.1 miAnderson Erickson2 MW →IA · 9.2 miDes Moines Wastewater Reclamation Fac3 MW →

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