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Reeves Plains power station

Gas power plant in South Australia, Australia. Approximate location -34.545808, 138.554184.

GasSouth AustraliaAustraliaOCGTAnnounced

Reeves Plains power station is a 300 MW gas power station in South Australia, Australia. It is operated by Alinta Energy Pty Ltd [100%]. Based on its capacity (estimated), it can supply roughly 338k homes (estimated). It ranks #81 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).

300MW installed capacity
337,885homes powered (est.)

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

Data status

Known data

FacilityReeves Plains power station GEM-GOGPT
CountryAustralia · South Australia GEM-GOGPT
Coordinates-34.545808, 138.554184 GEM-GOGPT
FuelGas GEM-GOGPT
MW installed capacity300 MW GEM GOGPT; source record
OwnerAlinta Energy Pty Ltd [100%] GEM-GOGPT
TechnologyOCGT GEM-GOGPT

Calculated from dataset

CO₂ emissions473,040 t CO₂·a⁻¹ calculated
Capacity rank in country#81 / 536 calculated
Fuel-specific rank in country#39 / 163 calculated
Capacity vs country/fuel peers2.83× · 106 MW · n=163 calculated
Homes-powered equivalent337,885 calculated
Environmental severityC3 · 32/100 derived from coordinates

Not available

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

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Data provenance

The capacity and fuel fields on this page are source-record values from the upstream open dataset. They are useful for identification and ranking, but they have not been upgraded to a 2026 registry/GEM-location verified value.

capacity: GEM GOGPT; fuel: GEM GOGPT

In context: how this plant compares

At 300 MW, Reeves Plains power station is well above the median gas plant in Australia (106 MW). Technically it is described as OCGT. 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.

Capacity vs largest gas plants in Australia

Tomago Aluminium Smelter: 810 MW810Tomago Alu…Torrens Island B: 800 MW800Torrens Is…Marulan power station: 800 MW800Marulan po…Tallawarra: 796 MW796TallawarraKerrawary Power Station: 770 MW770Kerrawary …Callide Gas Peaker Power Plant: 750 MW750Callide Ga…Colongra: 724 MW724ColongraUranquinty: 664 MW664Uranquinty

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

Owner

Operated by Alinta Energy Pty Ltd [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 warm-summer Mediterranean climate (Köppen Csb) — Southern Hemisphere, latitude 34.5°S — which shapes how much energy it can produce and how its output varies through the year.

~14°Ctypical annual mean
~21°Ctypical warm-season mean
Warm-summer mediterranean: hot summers and mild winters

Climate zone & typical temperatures: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).

Site climate & environmental severity

For a plant’s outdoor hardware — heat-recovery steam generators (HRSG), expansion joints, valves, flanges and their insulation — the local climate sets how fast unprotected steel and coatings degrade. This site sits in a moderately corrosive environment (estimated ISO 9223 class C3 — Medium), with humidity / wetness the leading environmental stress.

C3ISO 9223 corrosivity (indicative)
32/100environmental-severity index
11.2°Cseasonal temperature swing
99 kmdistance to coast

Higher environmental severity is exactly where protective removable insulation pays back most: a sheltered micro-climate slows corrosion, UV and thermal-cycling damage and extends outdoor hardware service life. This is an indicative site-climate context — not a condition assessment of any specific plant or operator.

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 #39 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 -34.545808, 138.554184 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Reeves Plains power station?

Reeves Plains power station is a 300 MW gas power plant in South Australia, Australia.

How many homes can Reeves Plains power station power?

Its output is enough to supply roughly 337,885 homes (estimated).

Who operates Reeves Plains power station?

Reeves Plains power station is operated by Alinta Energy Pty Ltd [100%].

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