FieldProspects

Fayette County, Illinois

Fayette County, Illinois has 14 power projects in the FieldProspects database: 2 operating plants totaling 100.8 MW and 12 planned projects totaling 1.2 GW. No data center record lists the county. Solar leads with 1 GW across 11 projects. 2 planned projects are past their listed in-service date.

Data as of Grid region: Midcontinent ISO (MISO)Refreshed monthly
14
power projects, planned and operating
1.2GW
planned generation, 12 projects
100.8MW
operating generation, 2 solar projects
2
planned projects past their listed in-service date
Map

Fayette County and its neighbors

Counties shaded by data center MW on record, planned to operating. 6 of its 7 neighboring counties have pages of their own. The rest are in the member database.

Fayette no data centers Effingham 0 MW Marion no data centers Bond Montgomery no data centers Shelby no data centers Clay no data centers Clinton 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
11.9times

more planned than operating generation in Fayette County. 12 projects in the queue would add 1.2 GW to the 100.8 MW operating today, and 2 of them are past their listed in-service date.

Operating generation100.8 MW
Planned generation1.2 GW

Technology mix

14 projects, 1.3 GW planned and operating

Solar1 GW11 projects, 79%
Battery Storage200 MW2 projects, 15%
Wind66.8 MW1 project, 5%
Which companies own these 14 projects?Project names, developers and contacts are for members.See what members get

Power generation in the county

2 plants operate inside Fayette County, 100.8 MW of solar. The queue adds 1.2 GW across 12 projects, and 2 of them are past their listed in-service date.

Figure 1

Operating and planned generation by technology

MW in Fayette County

OperatingPlanned
SolarOperating 100.8 MW 2 projects
SolarPlanned 931 MW 9 projects
Battery StoragePlanned 200 MW 2 projects
WindPlanned 66.8 MW 1 project
View as table
TechnologyStatusProjectsMW
SolarOperating2100.8
SolarPlanned9931
Battery StoragePlanned2200
WindPlanned166.8
Operating: 100.8 MW. Planned: 1.2 GW. If every planned project is built, county generation would reach 1.3 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 99 2021 2022 2023 100 2024 2025 418 2026 514 2027 67 2028
View as table
YearPlanned projectsMW
2021199
202200
202300
20241100
202500
20265418
20274514
2028166.8
2 projects, 199 MW, were due before 2026

Fayette County against its neighbors

None of the 6 neighboring counties with a page lists a data center record. Shelby County has the most operating generation among them, 1.2 GW.

CountyData center recordsData center MWOperating generation MWPlanned generation MWData center MW per MW operating
Shelby County 0
0
1,185
1,025 0x
Clay County 0
0
726
1,227 0x
Marion County 0
0
372
648 0x
Fayette County this page 0
0
101
1,198 0x
Montgomery County 0
0
56
885 0x
Clinton County 0
0
47
228 0x
Effingham County 1
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

3 projects in Fayette 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, 18 MW
0
came online, started construction or signed an interconnection agreement, 0 MW
1
cancelled, dropped or went inactive, 90 MW
1
slipped its in-service date, 1 MW

Every change in Fayette County

Project, what changed, technology, MW and the dates that moved, for all 3 changes.

Members only
County: Fayette County, ILSince June 4, 2026 3 changes
ProjectChangeTechnologyMWPrevious dateNew date
3 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 Fayette County

Project name, developer, status, MW, in-service year and the developer’s contacts, for all 14 records. Filter, sort and export to Excel.

Members only
County: Fayette County, ILStatus: all except cancelledSort: MW, largest first 14 records
Project or campusDeveloperStatusMWYearContacts
14 records and 1.3 GW behind this preview

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