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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; Apollo Global Management Inc | — |
| 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
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
No generation data available for this plant.
2023
$1,543/kW
Est. Construction Cost
Total estimated cost: $540.0M
Market Position
ISO/RTO Market
ERCOT
LMP Node
CTW_RN
Pricing Hub
HB_HOUSTON
Alt. Hub / Zone
LZ_HOUSTON
Location Type
Resource Node
Node Source
Curated node match
Last updated 2026-03-26
View all articlesElectric 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
Top 10 solar states
Data tables and metrics from the powerplantsinfo.org database.