RS Cogen

Gas power plant in Louisiana, United States of America. Approximate location 30.221, -93.2992.

GasLouisianaUnited States of AmericaCCGT · HRSGCO₂ modelled

RS Cogen is a 493 MW gas power station in Louisiana, United States of America. It is operated by Eagle 2 US LLC. Based on reported annual generation of 2,914 GWh, it can supply roughly 832k homes. It ranks #1295 of 10,938 United States of America power plants by installed capacity. Commissioned in 2003, it is around 23 years old — relatively modern. Its modelled annual emissions are 690,440 t CO₂/yr (Climate TRACE), equivalent to about 161k cars driven for a year. In context, gas supplies about 40.0% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

493Source-backed capacity
1HRSG unit(s)
2,914GWh reported / yr
832,428homes powered
690,440t CO₂ / yr (Climate TRACE)
2003commissioned (~23 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0055117.

Data status

Known data

FacilityRS Cogen WRI
CountryUnited States of America · Louisiana WRI
Coordinates30.221, -93.2992 WRI
FuelGas WRI
MW installed capacity493 MW WRI source record; scope not independently normalised
OwnerEagle 2 US LLC WRI
Commissioned2003 WRI
TechnologyCCGT · HRSG WRI
GWh reported / yr2,914 GWh/yr WRI

Modelled source data

CO₂ emissions690,440 t CO₂/yr modelled · Climate TRACE

Calculated from dataset

Capacity rank in country#1295 of 10938 calculated
Fuel-specific rank in country#599 of 2165 calculated
Capacity vs country/fuel peers4.07× · 121 MW median · 2165 peers calculated
Homes-powered equivalent832,428 calculated from reported generation
Climate20.0°C · HDD 687 derived from coordinates
Environmental severityC5 · 49/100 derived from coordinates

Not available

GWh reported / yrNot available not in dataset

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Data provenance

The capacity and/or fuel fields on this page include a source-backed provenance label from GEM, an official registry, Wikidata, OSM, or a cross-source match.

capacity: GEM tracker 2026 (location L100000401681); fuel: WRI source-record fuel

In context: how this plant compares

At 493 MW, RS Cogen is well above the median gas plant in United States of America (121 MW). Technically it is described as CCGT; combined-cycle with a heat-recovery steam generator (HRSG). Gas plants burn natural gas either in open-cycle turbines for fast peaking, or in combined-cycle units that recover exhaust heat in an HRSG to reach roughly 55–62% efficiency — the cleanest-burning fossil option.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

~690,440 t CO₂/yr (modelled) — in everyday terms

This facility's annual emissions are roughly equivalent to:

161kpassenger cars driven for a year
90khomes' yearly energy use
12 milliontree seedlings grown 10 years to absorb it

Equivalencies via US EPA Greenhouse Gas Equivalencies; modelled emissions from Climate TRACE.

Reported generation trend

2013: 3,215 GWh20132014: 3,040 GWh20142015: 3,094 GWh20152016: 3,062 GWh20162017: 2,795 GWh20172018: 2,523 GWh20182019: 2,914 GWh20193k GWh

Annual generation (GWh), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by Eagle 2 US LLC. All plants by this company →

Local climate & thermal context

This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a humid subtropical climate (Köppen Cfa) — Northern Hemisphere, latitude 30.2°N — which shapes how much energy it can produce and how its output varies through the year.

20.0°Cannual mean temp
687heating degree-days (base 18°C)
1,433cooling degree-days (base 18°C)
5 melevation

Monthly mean temperature

J: 11 °CJF: 13 °CFM: 16 °CMA: 20 °CAM: 24 °CMJ: 27 °CJJ: 28 °CJA: 28 °CAS: 26 °CSO: 21 °CON: 16 °CND: 12 °CD28 °C

Heating degree-days here run 72% below the median power plant in this dataset — a proxy for how much extra energy heated equipment must replace through its surfaces in winter.

Climate heat-demand index: 23/100 — this site sits in the bottom third of the power plants we cover by heating degree-days.

A gas turbine here also runs ~4% below its ISO (15°C) rating at this annual mean (typical CCGT curve, estimate).

Climate normals: WorldClim 2.1 (1970–2000 monthly normals, 10 arc-min, CC BY 4.0); zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid). Degree-days & heat-demand index computed by PowerAtlas — a modelled heat-demand proxy, not a measured site figure.

Site climate & environmental severity

For a plant’s outdoor hardware — heat-recovery steam generators (HRSG), expansion joints, valves, flanges and their insulation — the local climate sets how fast unprotected steel and coatings degrade. This site sits in an aggressive, high-corrosion environment (estimated ISO 9223 class C5 — Very high), with marine salt corrosion the leading environmental stress.

C5ISO 9223 corrosivity (indicative)
49/100environmental-severity index
17.4°Cseasonal temperature swing
48 kmdistance to coast

Higher environmental severity is exactly where protective removable insulation pays back most: a sheltered micro-climate slows corrosion, UV and thermal-cycling damage and extends outdoor hardware service life. This is an indicative site-climate context — not a condition assessment of any specific plant or operator.

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby plants

The #599 largest gas power plant of 2165 in United States of America by capacity.

United States of America has 2165 gas power plants in this dataset, together about 789,950 MW of capacity.

Nearby power plants

Location

Coordinates 30.221, -93.2992 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is RS Cogen?

RS Cogen is a 493 MW source-record gas power plant in Louisiana, United States of America, commissioned in 2003.

How much electricity does RS Cogen generate?

RS Cogen generates about 2,914 GWh of electricity per year.

How many homes can RS Cogen power?

Its output is enough to supply roughly 832,428 homes.

Who operates RS Cogen?

RS Cogen is operated by Eagle 2 US LLC.

How much CO₂ does RS Cogen emit?

RS Cogen has modelled emissions of about 690,440 tonnes of CO₂ per year (Climate TRACE).

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