350 MW Solar testing in Brazoria, TX — Electric Reliability Council of Texas, Inc.
350 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
—
Operating Since
Coordinates
29.2631, -95.2580
County
Brazoria, TX
Nearby Plants
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Cottonwood Bayou Solar, LLC | TotalEnergies SE [50%]; Apollo Global Management Inc [50%] | — |
| Owner(s) | Cottonwood Bayou Solar, LLC | TotalEnergies | — |
| Status | Testing | operating | — |
Cottonwood Bayou Solar is a 350 MW solar photovoltaic power plant located in Brazoria County, Texas. The plant, identified by plant ID 66915, utilizes fixed-tilt solar tracking technology. It is owned by TotalEnergies, a company based in France, and operated by Cottonwood Bayou Solar, LLC. The plant is the 32nd largest solar facility in Texas out of 192, and ranks 55th nationally out of 639 solar plants.
The facility connects to the Electric Reliability Council of Texas, Inc. (ERCOT) balancing authority, within the TRE NERC region. Cottonwood Bayou Solar has one generator. Its primary fuel source is the sun.
Generated from EIA, GEM, and public data sources
NERC Region
TRE
Balancing Authority
Electric Reliability Council of Texas, Inc.
Grid Voltage
138 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Cottonwood Bayou SolarERCOT-19INR0134
No generation data available for this plant.
No financial data available for this plant.
Market Position
ISO/RTO Market
ERCOT
LMP Node
CTW_RN
Pricing Hub
HB_HOUSTON
Secondary Zone
LZ_HOUSTON
Location Type
Resource Node
Node Source
Curated node match
Last updated 2026-03-26
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