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Marulan power station — Australia

Gas power plant in New South Wales, Australia. Approximate location -34.6135865, 150.052602.

GasNew South WalesAustraliaCCGT · HRSGGE Power: GT13E2Announced

Marulan power station is a 800 MW gas power station in New South Wales, Australia. It ranks #22 of 536 Australia power plants by installed capacity. In context, gas supplies about 16.4% of Australia's electricity; the national grid averages 525 gCO₂/kWh (38.6% low-carbon) (2025).

800MW installed capacity
2HRSG unit(s)

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

Data status

Known data

FacilityMarulan power station GEM-GOGPT
CountryAustralia · New South Wales GEM-GOGPT
Coordinates-34.6135865, 150.052602 GEM-GOGPT
FuelGas GEM-GOGPT
MW installed capacity800 MW GEM GOGPT; source record
OwnerEnergyAustralia Marulan Pty Ltd [100%] GEM-GOGPT
TechnologyCCGT · GE Power: GT13E2 · HRSG GEM-GOGPT

Calculated from dataset

Capacity rank in country#22 / 536 calculated
Fuel-specific rank in country#3 / 163 calculated
Capacity vs country/fuel peers7.55× · 106 MW · n=163 calculated
Environmental severityC3 · 33/100 derived from coordinates

Not available

CommissionedNot available not in dataset
GWh reported / yrNot available not in dataset
CO₂ emissionsNot available not in dataset

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

At 800 MW, Marulan power station is well above the median gas plant in Australia (106 MW). Technically it is described as CCGT; combined-cycle with a heat-recovery steam generator (HRSG); GE Power: GT13E2. Its current lifecycle status is “Announced” — so it is not yet, or no longer, generating at full output. 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.

How it compares & nearby plants

The #3 largest gas power plant of 163 in Australia by capacity.

Australia has 163 gas power plants in this dataset, together about 29,942 MW of capacity.

Nearby power plants

Location

Coordinates -34.6135865, 150.052602 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Marulan power station?

Marulan power station is a 800 MW gas power plant in New South Wales, Australia.

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