Jamalco power station — Jamaica
Gas power plant in Clarendon, Jamaica. Approximate location 17.9311, -77.2478.
GasClarendonJamaicaOCGT
Jamalco power station is a 150 MW gas power station in Clarendon, Jamaica. It is operated by Excelerate Energy Inc [100%]. Based on its capacity (estimated), it can supply roughly 169k homes (estimated). It ranks #3 of 13 Jamaica power plants by installed capacity. Commissioned in 2020, it is around 6 years old — recently built. In context, gas supplies about 56.9% of Jamaica's electricity; the national grid averages 563 gCO₂/kWh (12.6% low-carbon) (2024).
Plant data: WRI Global Power Plant Database (CC BY 4.0), id GOGPT_jamalco_jamaic.
Data status
Known data
Calculated from dataset
Not available
Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.
Data provenance
Capacity and fuel are the upstream open-dataset record, not yet matched to a 2026 registry or GEM entry.
capacity: GEM GOGPT; fuel: GEM GOGPT
In context: how this plant compares
Technically it is described as OCGT. 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.
Key facts
- Share of Jamaica gas capacity
- 55.6% of 270 MW across 2 plants in this dataset
Calculated from the capacity and generation records in this dataset (WRI Global Power Plant Database (CC BY 4.0)).
Capacity vs largest gas plants in Jamaica
Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).
Owner
Operated by Excelerate Energy Inc [100%].
Climate zone & how it works
This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a tropical savanna climate (Köppen Aw) — Northern Hemisphere, latitude 17.9°N — which shapes how much energy it can produce and how its output varies through the year.
Climate zone & typical temperatures: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).
Site climate & environmental severity
This site sits in an aggressive, high-corrosion environment (estimated ISO 9223 class C5 — Very high), with marine salt corrosion the leading environmental stress.
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 #1 largest gas power plant of 2 in Jamaica by capacity.
Jamaica has 2 gas power plants in this dataset, together about 270 MW of capacity.
Nearby power plants
- Content · Solar · 20 MW · Clarendon
- Old Harbour · Oil · 347.5 MW · Saint Catherine
- Manchester · Wind · 38.7 MW · St. Elizabeth
- Rusal power station · Coal · 90 MW · Saint Catherine
- Nain power station · Coal · 1,000 MW · Saint Elizabeth
- Hunts Bay · Oil · 122.5 MW · Kingston
Location
Coordinates 17.9311, -77.2478 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.
Frequently asked questions
What type of power plant is Jamalco power station?
Jamalco power station is a 150 MW gas power plant in Clarendon, Jamaica, commissioned in 2020.
Who operates Jamalco power station?
Jamalco power station is operated by Excelerate Energy Inc [100%].