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1530 MW Natural Gas operating in Chambers, TX — Electric Reliability Council of Texas, Inc.
1,530 MW
Nameplate Capacity
2
Generators
units
Natural Gas Steam Turbine
Technology
1970
Operating Since
Coordinates
29.7500, -94.9256
County
Chambers, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | NRG Texas Power LLC | NRG Texas Power | — |
| Owner(s) | NRG Texas Power LLC | NRG Energy | — |
| Status | Operating | — | — |
Cedar Bayou is a 1,530 MW natural gas-fired power plant located in Chambers County, Texas. The plant began operating in 1970 and consists of two natural gas steam turbine generators. It is owned by NRG Energy and operated by NRG Texas Power LLC. Cedar Bayou is interconnected to the Electric Reliability Council of Texas (ERCOT) grid and falls within the TRE NERC region.
In the most recent year of reported data, Cedar Bayou generated 1,643,378 MWh of electricity, achieving a capacity factor of 12.2%. The plant is a significant power producer in Texas, ranking as the 6th largest out of 144 power plants in the state and 57th largest nationally out of 945 plants.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
93.0K MWh
Latest Month
1.6M MWh
Annual Generation
12.2%
Capacity Factor
CO₂ Intensity
1273 lb/MWh
NOx
0.753 lb/MWh
SO₂
2013
$965/kW
Est. Construction Cost
Total estimated cost: $1.5B
Point of Interconnection
Nearest Substation
Cedar Bayou Plant Substation · 345 kV
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
CBY_CBY_G1
Pricing Hub
HB_HOUSTON
Alt. Hub / Zone
LZ_HOUSTON
Location Type
Resource Node
Node Source
EIA-860 direct report
Last updated 2026-04-09
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
0.006 lb/MWh
CH₄
0.025 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
21.9%
Annual Net Gen
2940 GWh
CO₂eq
1274 lb/MWh
Subregion
ERCOT All