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120 MW BESS operating in Collin, TX — Electric Reliability Council of Texas, Inc.
120 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2024
Operating Since
Coordinates
33.0304, -96.3572
County
Collin, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Wigeon Whistle BESS LLC | — | — |
| Owner(s) | Wigeon Whistle BESS LLC | — | — |
| Status | Operating | — | — |
The Wigeon Whistle Battery Storage Plant is a 120 MW battery energy storage system (BESS) located in Collin County, Texas. The plant, which began operating in 2024, has one generator and is owned and operated by Wigeon Whistle BESS LLC. The facility utilizes lithium-ion batteries (LIB) to store 174 MWh of energy, providing a duration of approximately 1.45 hours at full capacity. The plant's primary fuel type is listed as "MWH," indicating it draws power from the grid for storage.
Wigeon Whistle operates within the Electric Reliability Council of Texas (ERCOT) balancing authority, and is within the TRE NERC region. As of the latest rankings, the plant is the 189th largest in Texas out of 224 plants, and ranks 440th nationally out of 514 plants. Recent news indicates at least one deal associated with the plant.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
Electric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
138.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
−1.5K MWh
Net Charging
-17.4K MWh
Annual Net Energy
-1.7%
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
2023
$1,361/kW
Est. Construction Cost
Total estimated cost: $163.3M
Market Position
ISO/RTO Market
ERCOT
LMP Node
NORTH
Pricing Hub
HB_NORTH
Node Source
EIA-860 direct report
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