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535.5 MW Natural Gas operating in Chambers, TX — Electric Reliability Council of Texas, Inc.
535.5 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2009
Operating Since
Coordinates
29.7516, -94.9231
County
Chambers, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | NRG Cedar Bayou Development Company LLC | NRG Cedar Bayou Development Company | — |
| Owner(s) | NRG Cedar Bayou Development Company LLC, OE Holdings, LLC | NRG Energy | — |
| Status | Operating | — | — |
Cedar Bayou 4 is a 535.5 MW natural gas-fired combined cycle power plant located in Chambers County, Texas. The plant began operating in 2009 and consists of 3 generators. It is owned by NRG Energy and operated by NRG Cedar Bayou Development Company LLC. The plant is located within the Electric Reliability Council of Texas (ERCOT) balancing authority.
In the most recent year of data, Cedar Bayou 4 generated 2,266,071 MWh of electricity, achieving a capacity factor of 48.0%. The plant ranks 72nd out of 144 power plants in Texas and 466th out of 945 plants nationally.
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
96.8K MWh
Latest Month
2.3M MWh
Annual Generation
48.0%
Capacity Factor
CO₂ Intensity
785 lb/MWh
NOx
0.072 lb/MWh
SO₂
0.004 lb/MWh
CH₄
0.017 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
40.6%
Annual Net Gen
1905 GWh
CO₂eq
786 lb/MWh
Subregion
ERCOT All
2013
$965/kW
Est. Construction Cost
Total estimated cost: $516.8M
Market Position
ISO/RTO Market
ERCOT
LMP Node
CBY4_CC1
Pricing Hub
HB_HOUSTON
Location Type
Resource Node
Node Source
EIA-860 direct report
Last updated 2026-03-26
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