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920 MW Batteries (460 MW) + Solar Photovoltaic (460 MW) planned in Madison, TX
920 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
Planned: —
Planned Operation
Coordinates
31.0617, -96.0561
County
Madison, TX
Nearby Plants
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Request a demo →| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Solar Proponent LLC | Solar Proponent | — |
| Owner(s) | Solar Proponent LLC | Solar Proponent LLC | — |
| Status | Planned | pre-construction | — |
GEM identifies the owner as Solar Proponent LLC
This entity is not yet in the GEM ownership database — chain unavailable.
Hollow Branch Creek 2 Solar and BESS SLF is a hybrid power plant located in Madison County, Texas. The facility, owned and operated by Solar Proponent LLC, has a total capacity of 920 MW and consists of two generators utilizing both solar photovoltaic and battery storage technologies. The plant's primary fuel source is listed as MWH, reflecting its reliance on electricity generation and storage. The solar component uses a fixed tilt tracking system.
The plant operates within the Electric Reliability Council of Texas (ERCOT) balancing authority, and is situated in the TRE NERC region. Hollow Branch Creek 2 Solar and BESS SLF holds a significant position among Texas power plants, ranking as the 6th largest out of 224 facilities in the state. Nationally, it is ranked 17th out of 514 plants.
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
345.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
No generation data available for this plant.
2023
$1,361/kW
Est. Construction Cost
Total estimated cost: $1.3B
Market Position
ISO/RTO Market
ERCOT
LMP Node
—
Pricing Hub
HB_SOUTH
Node Source
Plant coordinates only
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