Query
Maple Flats
Type
Entity Briefing
Entity
Maple Flats
Generated
2026-10-11T11:27:18.921Z

Briefing on Maple Flats

Entity Briefing
Generated Oct 11, 2026·Dataset freshness not reported
250 MW
Capacity
Operating
Current status
2024
Operating since
1
Generators
22.5%
Capacity factor
493 GWh
Annual generation
Briefing/plantOperating

Maple Flats is a 250 MW Solar Photovoltaic asset in MISO (Midcontinent), currently Operating.

Maple Flats is reported in Illinois since 2024 under WEC Energy Group. Available operating and financial measures include 22.5% capacity factor and 493 GWh annual generation.

Location
Clay, Illinois
Technology
Solar Photovoltaic
Owner / parent
WEC Energy Group
Operator
Invenergy Services LLC
Grid
MISO (Midcontinent)
Plant ID
66191

What stands out

1

Maple Flats is a 250 MW Solar Photovoltaic asset in Illinois with status Operating.

2

Latest annual operating measures report 22.5% capacity factor and 493 GWh annual generation.

3

Latest linked story: “WEC Energy Group to buy stake in solar facility in Illinois” (Power Technology, 2022-11-01).

Market and operating context

ISO / market
MISO (Midcontinent)
Balancing authority
Midcontinent Independent Transmission System Operator, Inc..
NERC region
SERC
State rank
#7 of 462
National rank
#243 of 7,971

Why it matters

For this asset in MISO (Midcontinent), operating status, generation, ownership, and linked events are the primary facts for performance and asset-level diligence. The exact chart and source-linked records below let the reader test those facts before moving to a deeper report.