Cottonwood Bayou Solar — Plant Summary
- EIA Plant ID
- 66915
- Capacity
- 350 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Testing
- Location
- Brazoria, TX
- Operating Since
- —
- Generators
- 1
- Operator
- Cottonwood Bayou Solar, LLC
- Parent Company
- TotalEnergies
- Balancing Authority
- Electric Reliability Council of Texas, Inc.
- ISO/RTO
- ERCOT
- NERC Region
- TRE
Cottonwood Bayou Solar
TestingSolarGEM: operating
Ranked #45 of 351 Solar plants in TX#95 of 7447 nationally
350 MW Solar testing in Brazoria, TX — Electric Reliability Council of Texas, Inc.
EIAGEM
350 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
—
Operating Since
Location
Coordinates
29.2631, -95.2580
County
Brazoria, TX
Nearby Plants
- Longbow BESS, LLCBESS174 MW · 4.2 km
- Ascend Performance Materials Texas Inc.Natural Gas52.1 MW · 4.7 km
- Longbow Solar, LLCSolar78.1 MW · 4.9 km
Ownership & Operator
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 | — |
Ownership Chain
About
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
Engineering & Generators
Grid Context
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
Interconnection Queue1 projectBeta
Cottonwood Bayou Solar
OperationalSolar351.4 MWERCOT
Generation
No generation data available for this plant.
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket 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
News & Articles (4)Beta
Industry·corporate
TotalEnergies Forecasting LNG Sales Rising 50% to 2030, but Short Term Said Sensitive to Supply Disruptions
TotalEnergies is set to see a 50% increase in LNG sales by 2030, with CEO Patrick Pouyanné leading the charge. Discover how the company...
TotalEnergies (operator)Patrick Pouyanné (executive)
Natural Gas Intelligence·1 years ago
Deals·ppa
United States: TotalEnergies Will Supply LyondellBasell Through Two Long-Term Solar CPPAs
Paris/Houston, December 19, 2023 – After a first renewable Corporate Power Purchase Agreement (CPPA) signed at the end of 2022,...
TotalEnergies (seller)LyondellBasell (buyer)
TotalEnergies.com·2 years ago
Deals·ppa
TotalEnergies bags second Texan solar PPA
TotalEnergies has signed a second CPPA with chemical firm LyondellBasell to supply a combined 358MW of green electricity from its utility-scale Cottonwood...
TotalEnergies (seller)LyondellBasell (buyer)
reNews - Renewable Energy News·2 years ago
Deals·ppa
Saint-Gobain Inks Huge Renewable Energy Agreement for North America
Saint-Gobain signed a 15-year renewable electricity supply agreement with TotalEnergies for its 125 industrial sites in North America,...
Saint-Gobain (buyer)TotalEnergies (seller)
Roofing Contractor·2 years ago
Last updated 2026-03-14
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