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Chalmette Refining LLC

Other power plant in Louisiana, United States of America. Approximate location 29.9383, -89.97.

OtherLouisianaUnited States of America

Chalmette Refining LLC is a 6 MW other power plant in Louisiana, United States of America. It is operated by Chalmette Refining LLC. Based on reported annual generation of 11 GWh, it can supply roughly 3,228 homes. It ranks #5437 of 9,833 United States of America power plants by installed capacity. Commissioned in 1990, it is around 36 years old — long-established. In context, the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

6MW installed capacity
11GWh reported / yr
3,228homes powered
1990commissioned (~36 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0050626.

Reported generation trend

2013: 16 GWh20132014: 14 GWh20142015: 17 GWh20152016: 14 GWh20162017: 16 GWh20172018: 13 GWh20182019: 11 GWh201917 GWh

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

Owner

Operated by Chalmette Refining LLC.

Local climate & thermal context

This other plant generates electricity for the grid. It sits in a humid subtropical climate (Köppen Cfa) — Northern Hemisphere, latitude 29.9°N — which shapes how much energy it can produce and how its output varies through the year.

20.3°Cannual mean temp
605heating degree-days (base 18°C)
1,446cooling degree-days (base 18°C)
4 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: 13 °CD28 °C

Heating degree-days here run 75% 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: 22/100 — this site sits in the bottom third of the power plants we cover by heating degree-days.

In colder climates, uninsulated hot equipment (boilers, turbines, valves, steam lines) loses proportionally more heat to ambient air — exactly the loss Inzonex modular insulation is designed to cut.

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.

How it compares & nearby plants

The #15 largest other power plant of 16 in United States of America by capacity.

United States of America has 16 other power plants in this dataset, together about 572 MW of capacity.

Nearby power plants

Location

Coordinates 29.9383, -89.97 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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