Oaky

Hydro power plant in New South Wales, Australia. Approximate location -30.5751, 152.069.

HydroNew South WalesAustralia

Oaky is a 5 MW hydro power plant in New South Wales, Australia. It is operated by Essential Energy. Based on its capacity (estimated), it can supply roughly 4,805 homes (estimated). It ranks #410 of 512 Australia power plants by installed capacity. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, hydro supplies about 4.3% of Australia's electricity; the national grid averages 525 gCO₂/kWh (38.6% low-carbon) (2025).

5MW installed capacity
4,805homes powered (est.)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id AUS0000284.

Capacity vs largest hydro plants in Australia

Tumut 3: 1,500 MW2kTumut 3Murray 1: 950 MW950Murray 1Tumut 1 (Upper Tumut): 616 MW616Tumut 1 (U…Murray 2: 552 MW552Murray 2Wivenhoe Hydroelectric: 500 MW500Wivenhoe H…Gordon: 432 MW432GordonTumut 2 (Upper Tumut): 336 MW336Tumut 2 (U…Bogong (Mount Beauty Hydro Scheme): 300 MW300Bogong (Mo…

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

Owner

Operated by Essential Energy. All plants by this company →

Local climate & thermal context

This hydro plant converts the energy of falling or flowing water through hydro turbines. It sits in a temperate oceanic climate (Köppen Cfb) — Southern Hemisphere, latitude 30.6°S — which shapes how much energy it can produce and how its output varies through the year.

14.0°Cannual mean temp
1,584heating degree-days (base 18°C)
130cooling degree-days (base 18°C)
880 melevation

Monthly mean temperature

J: 20 °CJF: 19 °CFM: 18 °CMA: 14 °CAM: 11 °CMJ: 8 °CJJ: 7 °CJA: 8 °CAS: 11 °CSO: 14 °CON: 16 °CND: 19 °CD20 °C

Heating degree-days here run 36% 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: 35/100 — this site sits in the mid 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 #64 largest hydro power plant of 73 in Australia by capacity.

Australia has 73 hydro power plants in this dataset, together about 8,521 MW of capacity.

Nearby power plants

Location

Coordinates -30.5751, 152.069 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Built from open public data; no personal information. Operate this site? Request a correction or removal.