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Rockingham

Waste power plant in Western Australia, Australia. Approximate location -32.2863, 115.8154.

WasteWestern AustraliaAustralia

Rockingham is a 2 MW waste power plant in Western Australia, Australia. It is operated by AGL Energy Pty Ltd. Based on reported annual generation of 23 GWh, it can supply roughly 6.7k homes. It ranks #485 of 536 Australia power plants by installed capacity. In context, the national grid averages 525 gCO₂/kWh (38.6% low-carbon) (2025).

2Legacy source-record capacity
23GWh reported / yr
6,685homes powered

Plant data: WRI Global Power Plant Database (CC BY 4.0), id AUS0000358.

Data status

Known data

FacilityRockingham WRI
CountryAustralia · Western Australia WRI
Coordinates-32.2863, 115.8154 WRI
FuelWaste WRI
MW installed capacity2 MW WRI source record; scope not independently normalised
OwnerAGL Energy Pty Ltd WRI
GWh reported / yr23 GWh/yr WRI

Calculated from dataset

Capacity rank in country#485 of 536 calculated
Fuel-specific rank in country#30 of 50 calculated
Capacity vs country/fuel peers0.75× · 3 MW median · 50 peers calculated
Homes-powered equivalent6,685 calculated from reported generation
Climate18.3°C · HDD 663 derived from coordinates
Environmental severityC4 · 42/100 derived from coordinates

Not available

CommissionedNot available not in dataset
TechnologyNot 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

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: WRI Global Power Plant Database source-record (legacy); fuel: WRI source-record fuel

In context: how this plant compares

At 2 MW, Rockingham is below the median waste plant in Australia (3 MW). Waste-to-energy plants burn municipal solid waste to generate electricity and heat, cutting landfill volume while recovering energy from residual waste.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

Reported generation trend

2013: 16 GWh20132014: 19 GWh20142015: 22 GWh20152016: 21 GWh20162017: 21 GWh20172018: 23 GWh201823 GWh

Annual generation (GWh), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by AGL Energy Pty Ltd. All plants by this company →

Local climate & thermal context

This waste plant recovers energy by combusting municipal or industrial waste. It sits in a hot-summer Mediterranean climate (Köppen Csa) — Southern Hemisphere, latitude 32.3°S — which shapes how much energy it can produce and how its output varies through the year.

18.3°Cannual mean temp
663heating degree-days (base 18°C)
767cooling degree-days (base 18°C)
31 melevation

Monthly mean temperature

J: 24 °CJF: 25 °CFM: 23 °CMA: 20 °CAM: 16 °CMJ: 14 °CJJ: 13 °CJA: 13 °CAS: 14 °CSO: 16 °CON: 19 °CND: 22 °CD25 °C

Heating degree-days here run 73% 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: 23/100 — this site sits in the bottom third of the power plants we cover by heating degree-days.

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.

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 corrosive environment (estimated ISO 9223 class C4 — High), with marine corrosion the leading environmental stress.

C4ISO 9223 corrosivity (indicative)
42/100environmental-severity index
11.8°Cseasonal temperature swing
26 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 #30 largest waste power plant of 50 in Australia by capacity.

Australia has 50 waste power plants in this dataset, together about 189 MW of capacity.

Nearby power plants

Location

Coordinates -32.2863, 115.8154 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Rockingham?

Rockingham is a 2 MW source-record waste power plant in Western Australia, Australia.

How much electricity does Rockingham generate?

Rockingham generates about 23 GWh of electricity per year.

How many homes can Rockingham power?

Its output is enough to supply roughly 6,685 homes.

Who operates Rockingham?

Rockingham is operated by AGL Energy Pty Ltd.

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