Cedar Bayou 4 power station

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Cedar Bayou 4 power station is an operating power station of at least 536-megawatts (MW) in Eldon, Chambers, Texas, United States.


Table 1: Project-level location details

Plant name Location Coordinates (WGS 84)
Cedar Bayou 4 power station Eldon, Chambers, Texas, United States 29.751645, -94.92312 (exact)[1]

The map below shows the exact location of the power station.

Loading map...

Unit-level coordinates (WGS 84):

  • Unit CBY4: 29.751645, -94.92312

Project Details

Table 2: Unit-level details

Unit name Status Fuel(s) Capacity (MW) Technology CHP Start year Retired year
Unit CBY4 operating[1] fossil gas - natural gas[1] 536[1] combined cycle[1] 2009[1]

CHP is an abbreviation for Combined Heat and Power. It is a technology that produces electricity and thermal energy at high efficiencies. Coal units track this information in the Captive Use section when known.

Table 3: Unit-level ownership and operator details

Unit name Owner
Unit CBY4 NRG Cedar Bayou Development Co LLC [50.0%], OE Holdings LLC [50.0%]


The Cedar Bayou 4 Power Station was acquired by the private equity firm Carlyle Group in August of 2021[2], and is still owned by Carlyle. More information about this deal can be found on GEM's "Carlyle's Private Equity Investments" Wiki page.

During the time Carlyle has owned the Cedar Bay Plant, EPA emissions data[3] are as follows:

Total CO2 emissions (Tonnes CO2e) 2021
Methane emissions (Tonnes CO2e) 2021

Articles and Resources


  1. 1.0 1.1 1.2 1.3 1.4 1.5 https://web.archive.org/web/20200612191408/https://www.eia.gov/electricity/data/eia860m/archive/xls/november_generator2019.xlsx. Archived from the original on 12 June 2020. {{cite web}}: Missing or empty |title= (help)
  2. "Historical List of Assets Managed by Cogentrix".{{cite web}}: CS1 maint: url-status (link)
  3. "GHG Facility Details - Cedar Bayou 4". ghgdata.epa.gov. Retrieved 2022-09-15.{{cite web}}: CS1 maint: url-status (link)

Additional data

To access additional data, including an interactive map of gas-fired power stations, a downloadable dataset, and summary data, please visit the Global Oil and Gas Plant Tracker on the Global Energy Monitor website.