FieldProspects

Dunn County, Wisconsin

Dunn County, Wisconsin has 11 power projects in the FieldProspects database: 8 operating plants totaling 15.4 MW and 3 planned projects totaling 600 MW. No data center record lists the county. Solar leads with 604 MW across 5 projects. No planned project is past its listed in-service date.

Data as of Grid region: Midcontinent ISO (MISO)Refreshed monthly
11
power projects, planned and operating
600MW
planned generation, 3 projects
15.4MW
operating generation, 8 projects
0
planned projects past their listed in-service date
Map

Dunn County and its neighbors

Counties shaded by data center MW on record, planned to operating. 4 of its 6 neighboring counties have pages of their own. The rest are in the member database.

Chippewa no data centers Pierce St Croix no data centers Pepin Barron no data centers Eau Claire no data centers Dunn no data centers
no data center MWunder 100 MW100 to 1,000 MW1,000 to 5,000 MW5,000 to 15,000 MW15,000 MW or more no page yet

Data center records planned, under construction and operating, data as of October 8, 2026.Hover a county for its numbers

Headline finding
39times

more planned than operating generation in Dunn County. 3 projects in the queue would add 600 MW to the 15.4 MW operating today.

Operating generation15.4 MW
Planned generation600 MW

Technology mix

11 projects, 615.4 MW planned and operating

Solar604 MW5 projects, 98%
Hydro11.4 MW5 projects, 2%
Which companies own these 11 projects?Project names, developers and contacts are for members.See what members get

Power generation in the county

8 plants operate inside Dunn County, 15.4 MW of solar and hydro. The queue adds 600 MW across 3 projects.

Figure 1

Operating and planned generation by technology

MW in Dunn County

OperatingPlanned
SolarOperating 4 MW 3 projects
SolarPlanned 600 MW 2 projects
HydroOperating 11.4 MW 5 projects
Battery StoragePlanned 0 MW 1 project
View as table
TechnologyStatusProjectsMW
SolarOperating34
SolarPlanned2600
HydroOperating511.4
Battery StoragePlanned10
Operating: 15.4 MW. Planned: 600 MW. If every planned project is built, county generation would reach 615.4 MW.
Source. FieldProspects database: ISO/RTO interconnection queues, EIA-860M and public data center filings, data as of October 8, 2026.
Figure 2

Planned generation by listed in-service year

MW. Years before 2026 are past due.

Past dueDue 2026 or later
0200400600 600 2027
View as table
YearPlanned projectsMW
20273600
No planned project is past its listed year

Dunn County against its neighbors

None of the 4 neighboring counties with a page lists a data center record. Chippewa County has the most operating generation among them, 571.6 MW.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Chippewa County 0
0
572
4 0x
Barron County 0
0
33
500 0x
Dunn County this page 0
0
15
600 0x
Eau Claire County 0
0
15
0 0x
St Croix County 0
0
10
201 0x

Data center MW counts records planned, under construction and operating. Generation is inside the county only. Neighbors without a page have fewer than three projects on record.

5 counties shown

Every record in Dunn County

Project name, developer, status, MW, in-service year and the developer’s contacts, for all 11 records. Filter, sort and export to Excel.

Members only
County: Dunn County, WIStatus: all except cancelledSort: MW, largest first 11 records
Project or campusDeveloperStatusMWYearContacts
11 records and 615.4 MW behind this preview

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