O'Brien Solar Fields

2652 S Seminole HWY, Fitchburg, WI 53593

Plant Summary Information

O'Brien Solar Fields is ranked #20 out of 88 solar farms in Wisconsin in terms of total annual net electricity generation.

O'Brien Solar Fields generated 5.7 GWh during the 3-month period between September 2024 to December 2024.

Plant Name	O'Brien Solar Fields
Utility Name	Madison Gas & Electric Co
Location	Dane County, WI
Initial Operation Date	May 2021
Last Update	Dec 2024
Annual Generation	38.5 GWh
Annual Consumption	134.4 k MMBtu
Ranked #4,466 out of 12,332 Power Plants Nationwide
Ranked #1,194 out of 6,397 Solar Power Plants Nationwide
Ranked #85 out of 234 Wisconsin Power Plants
Ranked #20 out of 88 Wisconsin Solar Power Plants
Fuel Types	Solar

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Summary Information
Plant Name	O'Brien Solar Fields (64590)
Plant Address	2652 S Seminole HWY, Fitchburg, WI 53593
Utility	Madison Gas & Electric Co (11479)
Latitude, Longitude	42.99767, -89.45895
Generation Dates on File	May 2021 to Dec 2024
Initial Operation Date	May 2021
Annual Generation	38.5 GWh
Fuel Types	Solar

Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration Status	No
FERC Small Power Producer Status	No
FERC Exempt Wholesale Generator Status	No

Regulatory Information
Regulatory Status	Regulated
NERC Region	MRO
Balancing Authority	Midcontinent Independent Transmission System Operator, Inc.. (MISO)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source
Ash Impoundment	No
Transmission / Distribution Owner	Madison Gas & Electric Co (11479) WI
Grid Voltage	13.80 kV / 13.80 kV / 13.80 kV
Energy Storage	No

* Data obtained from the 2024 EIA 860 Report

Technology	Solar Photovoltaic
Prime Mover	Photovoltaic
Ownership	Single Owner
RTO ISO LMP Node Designation	MGE.OBRIEN_N
RTO ISO Location Designation For Reporting Wholesale Sales Data	MGE.OBRIEN_N
Nameplate Capacity	8.3 MW
Summer Capacity	8.3 MW
Winter Capacity	8.3 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	May 2021
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Solar
Carbon Capture Technology	No
Other Planned Modifications	No
Multiple Fuels	No

Solar Details
Single Axis Tracking	Yes
Azimuth Angle	180
DC Net Capacity	9.1 MW
Crystalline Silicon	Yes
Net Metering Agreement	No
Virtual Net Metering Agreement	No

Technology	Solar Photovoltaic
Prime Mover	Photovoltaic
Ownership	Single Owner
RTO ISO LMP Node Designation	MGE.OBRIEN_S
RTO ISO Location Designation For Reporting Wholesale Sales Data	MGE.OBRIEN_S
Nameplate Capacity	8.3 MW
Summer Capacity	8.3 MW
Winter Capacity	8.3 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	May 2021
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Solar
Carbon Capture Technology	No
Other Planned Modifications	No
Multiple Fuels	No

Solar Details
Single Axis Tracking	Yes
Azimuth Angle	180
DC Net Capacity	9 MW
Crystalline Silicon	Yes
Net Metering Agreement	No
Virtual Net Metering Agreement	No

Technology	Solar Photovoltaic
Prime Mover	Photovoltaic
Ownership	Single Owner
RTO ISO LMP Node Designation	MGE.OBRIEN_W
RTO ISO Location Designation For Reporting Wholesale Sales Data	MGE.OBRIEN_W
Nameplate Capacity	5.5 MW
Summer Capacity	5.5 MW
Winter Capacity	5.5 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	May 2021
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Solar
Carbon Capture Technology	No
Other Planned Modifications	No
Multiple Fuels	No

Solar Details
Single Axis Tracking	Yes
Azimuth Angle	180
DC Net Capacity	6.1 MW
Crystalline Silicon	Yes
Net Metering Agreement	No
Virtual Net Metering Agreement	No

Owner Name	Address	Generator	Ownership
*We couldn't locate any owners for this plant*

Power plants with a similar annual net generation from Solar.

Rank	Plant Name	Plant Location	Annual Generation
#1184	Macbeth Solar	Montague, MI	38.9 GWh
#1185	Butler Solar Farm 20	Butler, GA	38.8 GWh
#1186	Briel Solar Farm	Standston, VA	38.8 GWh
#1187	Norge Solar Farm	Williamsburg, VA	38.8 GWh
#1188	DG AMP Solar Bowling Green	Bowling Green, OH	38.8 GWh
#1189	Frontier Solar LLC	Newman, CA	38.6 GWh
#1190	Lafitte Solar, LLC	LA	38.6 GWh
#1191	Johnson Corner Solar 1	Johnson City, KS	38.6 GWh
#1192	Wildwood Solar II	Wasco, CA	38.5 GWh
#1193	Caden Energix Wytheville LLC	Wytheville, VA	38.5 GWh
#1195	Sussex Drive, LLC	Stoney Creek, VA	38.4 GWh
#1196	Elk Hill Solar 1	Mercersburg, PA	38.4 GWh
#1197	Solidago Solar	Windsor, VA	38.3 GWh
#1198	Calipatria Solar Farm	Calipatria, CA	38.3 GWh
#1199	Cork Oak Solar	Halifax, NC	38.3 GWh
#1200	Whitetail Solar 2	St. Thomas, PA	38.2 GWh
#1201	Solar Blythe 2	Blythe, CA	38.1 GWh
#1202	Cottontail Solar 2	West Manchester Towns, PA	38.0 GWh
#1203	Pullman Solar, LLC	Lee Township, MI	38.0 GWh
#1204	Gloucester Solar	Gloucester, VA	37.9 GWh

Below are closest 20 power plants surrounding O'Brien Solar Fields.

Plant Name	Plant Location	Annual Generation	Distance
Albany Solar (WI)	Broadhead, WI	96.7 GWh	23.3 mi
Argyle	Argyle, WI	24.0 MWh	29.2 mi
Blount Street	Madison, WI	48.8 GWh	7.1 mi
Crawfish River	Jefferson, WI	129.1 GWh	29.4 mi
Dane County Airport Solar	Madison, WI	17.7 GWh	13 mi
Dane County Solar LLC	Cottage Grove, WI	33.2 GWh	11.6 mi
Diesel Generators	Madison, WI	1.4 GWh	7.1 mi
Epic Verona	Verona, WI	2.7 GWh	5.5 mi
Fitchburg	Madison, WI	14.0 MWh	1.2 mi
Galactic Wind	Waunakee, WI	22.0 GWh	9.6 mi
Hermsdorf Solar	Madison, WI	14.8 GWh	10.9 mi
Middleton Airport Solar	Middleton, WI	8.2 GWh	9 mi
Middleton Biogas Solar, LLC	Middleton, WI	1.8 GWh	9.7 mi
Nine Springs	Madison, WI	82.0 MWh	5.8 mi
North Rock	Edgerton, WI	94.5 GWh	22.2 mi
Prairie Du Sac	Prairie du Sac, WI	143.8 GWh	25.5 mi
RockGen Energy Center	Cambridge, WI	542.7 GWh	20.8 mi
Sycamore (WI)	Madison, WI	19.0 MWh	10.9 mi
Tyto Solar	Fitchburg, WI	10.8 GWh	4.1 mi
West Campus Cogeneration Facility	Madison, WI	282.0 GWh	5.6 mi