FieldProspects

St Joseph County, Michigan

St Joseph County, Michigan has 17 power projects in the FieldProspects database: 14 operating plants totaling 26 MW and 3 planned projects totaling 646 MW. No data center record lists the county. Solar leads with 361 MW across 3 projects.

Data as of Grid region: PJM InterconnectionRefreshed monthly
17
power projects, planned and operating
646MW
planned generation, 3 projects
26MW
operating generation, 14 projects
1
planned project past its listed in-service date
Map

St Joseph County and its neighbors

Counties shaded by data center MW on record, planned to operating. 3 of its 3 neighboring counties have pages of their own. The rest are in the member database.

Branch no data centers Kalamazoo no data centers St Joseph no data centers Cass 340 MW
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
24.8times

more planned than operating generation in St Joseph County. 3 projects in the queue would add 646 MW to the 26 MW operating today, and one of them is past its listed in-service date.

Operating generation26 MW
Planned generation646 MW

Technology mix

17 projects, 672 MW planned and operating

Solar361 MW3 projects, 54%
Solar + Storage (Hybrid)300 MW1 project, 45%
Natural Gas6 MW1 project, 1%
One other technology5 MW12 projects, 1%
Which companies own these 17 projects?Project names, developers and contacts are for members.See what members get

Power generation in the county

14 plants operate inside St Joseph County, 26 MW. The queue adds 646 MW across 3 projects, and one of them is past its listed in-service date.

Figure 1

Operating and planned generation by technology

MW in St Joseph County

OperatingPlanned
SolarOperating 15 MW 1 project
SolarPlanned 346 MW 2 projects
Solar + Storage (Hybrid)Planned 300 MW 1 project
Natural GasOperating 6 MW 1 project
HydroOperating 5 MW 12 projects
View as table
TechnologyStatusProjectsMW
SolarOperating115
SolarPlanned2346
Solar + Storage (Hybrid)Planned1300
Natural GasOperating16
HydroOperating125
Operating: 26 MW. Planned: 646 MW. If every planned project is built, county generation would reach 672 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 Snapshot year 196 2025 2026 2027 2028 450 2029
View as table
YearPlanned projectsMW
20251196
202600
202700
202800
20292450
1 project, 196 MW, was due before 2026

St Joseph County against its neighbors

Cass County has the most data center MW among the neighbors, 340 MW. 3 of the 3 have more generation operating than data center MW on record.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Cass County 1
340
1,174
1,189 0.29x
Branch County 0
0
641
1,255 0x
Kalamazoo County 0
0
96
640 0x
St Joseph County this page 0
0
26
646 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.

4 counties shown

Every record in St Joseph County

Project name, developer, status, MW, in-service year and the developer’s contacts, for all 17 records. Filter, sort and export to Excel.

Members only
County: St Joseph County, MIStatus: all except cancelledSort: MW, largest first 17 records
Project or campusDeveloperStatusMWYearContacts
17 records and 672 MW behind this preview

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