Pulau Muara Besar power station is a 220 MW coal power station in Brunei, Brunei. It is operated by Hengyi Industrial (Brunei) Co Ltd [100%]. Based on its capacity (estimated), it can supply roughly 275k homes (estimated). It ranks #1 of 1 Brunei power plants by installed capacity. Commissioned in 2019, it is around 7 years old — recently built.
Plant data: WRI Global Power Plant Database (CC BY 4.0), id GEM_coa_pulaumuarabesar_brune.
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
Source of the capacity and fuel values:
capacity: GEM · 2026 · L100000104551; fuel: GEM GCPT
In context: how this plant compares
Coal plants burn pulverised coal to raise high-pressure steam for a turbine; they run as baseload but are the most carbon-intensive mainstream source and the first targeted for retirement or efficiency retrofits.
Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.
Owner
Operated by Hengyi Industrial (Brunei) Co Ltd [100%].
Climate zone & how it works
This coal plant burns coal to raise high-pressure steam that spins a turbine-generator. It sits in a tropical rainforest climate (Köppen Af) — Northern Hemisphere, latitude 5.0°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
Brunei has 1 coal power plant in this dataset, together about 220 MW of capacity.
Nearby power plants
- Berakas CCGT Power Plant Brunei · Gas · 102 MW · Brunei and Muara
- Gadong 2 Power Plant Brunei Darussalam · Gas · 128 MW · Brunei and Muara
- Patau-Patau power station · Gas · 112 MW · Sabah
- Labuan power station · Gas · 120.4 MW · Labuan Federal Territory
- Bukit Panggal CCGT Power Station Brunei · Gas · 110 MW · Tutong
- Lumut Cogen Power Station Brunei · Gas · 246 MW · Belait
Location
Coordinates 5.000576, 115.12298 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.
Frequently asked questions
What type of power plant is Pulau Muara Besar power station?
Pulau Muara Besar power station is a 220 MW coal power plant in Brunei, Brunei, commissioned in 2019.
Who operates Pulau Muara Besar power station?
Pulau Muara Besar power station is operated by Hengyi Industrial (Brunei) Co Ltd [100%].