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Preliminary 2025 facility recordOperating

Fitchburg, WI · EIA plant 64590

O'Brien Solar Fields

O'Brien Solar Fields is a solar power facility in Fitchburg, WI, with 22 MW of operating capacity.

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Operating capacity22 MW3 operating generators
Proposed capacity0 MW0 proposed generators
UtilityMadison Gas & Electric CoEIA-reported operator
Balancing authorityMISOMidcontinent Independent Transmission System Operator, Inc..

Capacity profile

Fuel and technology

Nameplate capacity
Operating
Solar22 MW
ProposedNo proposed capacity reported
Reported technologiesSolar Photovoltaic

Nearby in WI

Related facilities

WI · 1.2 miFitchburg58 MW →WI · 1.4 miSunnyside Solar Energy Center60 MW →WI · 3.7 miStrix Solar6 MW →WI · 4.1 miTyto Solar6 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