FieldProspects

Montcalm County, Michigan

Montcalm County, Michigan has 19 power projects in the FieldProspects database: 11 operating plants totaling 1.1 GW and 8 planned projects totaling 1.3 GW. No data center record lists the county. Natural Gas leads with 805.7 MW across 5 projects.

Data as of Grid region: Midcontinent ISO (MISO)Refreshed monthly
19
power projects, planned and operating
1.3GW
planned generation, 8 projects
1.1GW
operating generation, 11 projects
2
planned projects past their listed in-service date
Map

Montcalm County and its neighbors

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

Newaygo no data centers Isabella no data centers Gratiot no data centers Ionia no data centers Mecosta no data centers Montcalm no data centers Kent 0 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
1.2times

more planned than operating generation in Montcalm County. 8 projects in the queue would add 1.3 GW to the 1.1 GW operating today, and 2 of them are past their listed in-service date.

Operating generation1.1 GW
Planned generation1.3 GW

Technology mix

19 projects, 2.4 GW planned and operating

Natural Gas805.7 MW5 projects, 33%
Solar648.2 MW5 projects, 27%
Battery Storage375 MW2 projects, 15%
4 other technologies594 MW7 projects, 25%
Which companies own these 19 projects?Project names, developers and contacts are for members.See what members get

Power generation in the county

11 plants operate inside Montcalm County, 1.1 GW. The queue adds 1.3 GW across 8 projects, and 2 of them are past their listed in-service date.

Figure 1

Operating and planned generation by technology

MW in Montcalm County

OperatingPlanned
Natural GasOperating 805.7 MW 5 projects
SolarOperating 148.2 MW 2 projects
SolarPlanned 500 MW 3 projects
Battery StoragePlanned 375 MW 2 projects
Solar + Storage (Hybrid)Planned 240 MW 2 projects
TransmissionPlanned 200 MW 1 project
WindOperating 150 MW 1 project
Landfill GasOperating 4 MW 3 projects
View as table
TechnologyStatusProjectsMW
Natural GasOperating5805.7
SolarOperating2148.2
SolarPlanned3500
Battery StoragePlanned2375
Solar + Storage (Hybrid)Planned2240
TransmissionPlanned1200
WindOperating1150
Landfill GasOperating34
Operating: 1.1 GW. Planned: 1.3 GW. If every planned project is built, county generation would reach 2.4 GW.
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 350 2025 225 2026 600 2027 140 2028
View as table
YearPlanned projectsMW
20252350
20261225
20274600
20281140
2 projects, 350 MW, were due before 2026

Montcalm County against its neighbors

None of the 6 neighboring counties with a page lists a data center record. Gratiot County has the most operating generation among them, 1.1 GW.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Gratiot County 0
0
1,124
768 0x
Montcalm County this page 0
0
1,108
1,315 0x
Isabella County 0
0
722
490 0x
Kent County 3
0
72
0 0x
Newaygo County 0
0
46
220 0x
Ionia County 0
0
8
798 0x
Mecosta County 0
0
7
0 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.

7 counties shown

What changed since June 4, 2026

4 projects in Montcalm County moved between the two snapshots. Counts and MW are below; the projects themselves are for members.

Open the change feed
1
added to a queue, 200 MW
1
came online, started construction or signed an interconnection agreement, 146.2 MW
1
cancelled, dropped or went inactive, 132 MW
1
slipped its in-service date, 140 MW

Every change in Montcalm County

Project, what changed, technology, MW and the dates that moved, for all 4 changes.

Members only
County: Montcalm County, MISince June 4, 2026 4 changes
ProjectChangeTechnologyMWPrevious dateNew date
4 changes behind this preview

Rows are hidden on public pages. Members see the project behind each change, its developer and the dates that moved.

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Every record in Montcalm County

Project name, developer, status, MW, in-service year and the developer’s contacts, for all 19 records. Filter, sort and export to Excel.

Members only
County: Montcalm County, MIStatus: all except cancelledSort: MW, largest first 19 records
Project or campusDeveloperStatusMWYearContacts
19 records and 2.4 GW behind this preview

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