70.4 MW Batteries (2 MW) + Solar Photovoltaic (68 MW) operating in Randolph, IL — Midcontinent Independent Transmission System Operator, Inc..
70.4 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2024
Operating Since
Coordinates
38.2035, -89.8539
County
Randolph, IL
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Vistra Corp | Vistra Corp | — |
| Owner(s) | Vistra Corp | Vistra | — |
| Status | Operating | operating | — |
Baldwin Solar BESS is a 70.4 MW hybrid power plant located in Randolph County, Illinois. The plant, which combines solar photovoltaic generation with battery energy storage, began operating in 2024. It is owned and operated by Vistra Corp. The facility utilizes single-axis solar tracking and has a battery energy storage system (BESS) with a storage capacity of 8 MWh and a duration of 4 hours, employing lithium-ion battery chemistry (LIB). Baldwin Solar BESS is interconnected to the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and is situated within the SERC NERC region.
The plant's latest annual generation was 139,626 MWh, resulting in a capacity factor of 22.6%. Baldwin Solar BESS is ranked as the 4th largest of 12 solar plants in Illinois and 561st nationally out of 1205 plants. Financial data is available for the plant, sourced from Lawrence Berkeley National Laboratory (LBNL) solar data.
Generated from EIA, GEM, and public data sources
NERC Region
SERC
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc..
Grid Voltage
345 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
5.2K MWh
Latest Month
139.6K MWh
Annual Generation
22.6%
Capacity Factor
$50.8/MWh
LCOE (Levelized Cost)
Point of Interconnection
Nearest Substation
Baldwin Station · 345 kV
Substation Distance
< 10 km
Operator
Ameren
Coord Source
OSM spatial
Market Position
ISO/RTO Market
MISO
LMP Node
—
Pricing Hub
ILLINOIS.HUB
Node Source
Shared substation inference
Substation identified. Node ID not yet resolved against ISO roster.
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