Ulagunan

Oil power plant in East New Britain, Papua New Guinea. Approximate location -4.3557, 152.2454.

OilEast New BritainPapua New Guinea

Ulagunan is a 8 MW oil power plant in East New Britain, Papua New Guinea. It is operated by PNG Power Limited. Based on its capacity (estimated), it can supply roughly 6,307 homes (estimated). It ranks #12 of 15 Papua New Guinea power plants by installed capacity. In context, oil supplies about 57.1% of Papua New Guinea's electricity; the national grid averages 514 gCO₂/kWh (23.7% low-carbon) (2024).

8MW installed capacity
6,307homes powered (est.)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1022422.

~16,556 t CO₂/yr (estimated) — in everyday terms

This facility's annual emissions are roughly equivalent to:

3,859passenger cars driven for a year
2,159homes' yearly energy use
275,940tree seedlings grown 10 years to absorb it

Estimated, not measured: from installed capacity at a typical 30% load factor × a typical oil emission factor (~750 g CO₂/kWh, IPCC AR5 / US EIA). Actual emissions depend on plant efficiency and running hours.Equivalencies via US EPA Greenhouse Gas Equivalencies.

Capacity vs largest oil plants in Papua New Guinea

Ok Tedi: 45 MW45Ok TediLae: 30 MW30LaeKanudi: 24 MW24KanudiTabubil: 16 MW16TabubilPorgera: 13 MW13PorgeraUlagunan: 8 MW8UlagunanTolkuma: 4 MW4Tolkuma

Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by PNG Power Limited. All plants by this company →

Local climate & thermal context

This oil plant burns oil or diesel to drive turbines or reciprocating engines. It sits in a tropical rainforest climate (Köppen Af) — Southern Hemisphere, latitude 4.4°S — which shapes how much energy it can produce and how its output varies through the year.

26.3°Cannual mean temp
0heating degree-days (base 18°C)
3,045cooling degree-days (base 18°C)
139 melevation

Monthly mean temperature

J: 26 °CJF: 26 °CFM: 26 °CMA: 26 °CAM: 26 °CMJ: 26 °CJJ: 26 °CJA: 26 °CAS: 26 °CSO: 26 °CON: 27 °CND: 26 °CD27 °C

Heating degree-days here run 100% 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: 13/100 — 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 #6 largest oil power plant of 7 in Papua New Guinea by capacity.

Papua New Guinea has 7 oil power plants in this dataset, together about 140 MW of capacity.

Nearby power plants

Location

Coordinates -4.3557, 152.2454 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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