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50 MW Solar operating in Rock, WI
50 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2023
Operating Since
Coordinates
42.6658, -89.3718
County
Rock, WI
Nearby Plants
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Request a demo →Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Wisconsin Power & Light Co | Alliant Energy | — |
| Owner(s) | Wisconsin Power & Light Co | Alliant Energy | — |
| Status | Operating | operating | — |
Albany Solar is a 50 MW solar photovoltaic power plant located in Rock County, Wisconsin. The plant began operating in 2023 and is owned by Alliant Energy and operated by Wisconsin Power & Light Co. It utilizes single-axis tracking technology. As of its latest annual generation data, the plant produced 98,040 MWh, resulting in a capacity factor of 22.4%. Albany Solar is ranked as the 19th largest solar plant in Wisconsin (out of 99) and 1173rd nationally (out of 7108).
The plant's installed cost was $1797 per kW, according to FERC data. Albany Solar operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority and the MRO NERC region.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
MRO — Midwest Reliability Organization
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
138.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
3.0K MWh
Latest Month
98.0K MWh
Annual Generation
22.4%
Capacity Factor
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Request a demo →Solar photovoltaic · Wisconsin Power and Light Company · Data from 2023–2024
$1,783/kW
Installed Cost
$-14/kW
Annual CapEx
$3.1/MWh
Operating Cost
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Request a demo →Market Position
ISO/RTO Market
MISO
LMP Node
ALTE.ALBANY
Pricing Hub
MICHIGAN.HUB
Alt. Hub / Zone
ILLINOIS.HUB
Location Type
Generation Node
Node Source
EIA-860 direct report
Last updated 2026-03-14
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