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Obervogau

Hydro power plant in Styria, Austria. Approximate location 46.745, 15.5847.

HydroStyriaAustria

Obervogau is a 13 MW hydro power plant in Styria, Austria. It is operated by Verbund. Based on its capacity (estimated), it can supply roughly 13,014 homes (estimated). It ranks #92 of 118 Austria power plants by installed capacity. Commissioned in 1978, it is around 48 years old — long-established. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, hydro supplies about 51.8% of Austria's electricity; the national grid averages 117 gCO₂/kWh (83.6% low-carbon) (2025).

13MW installed capacity
13,014homes powered (est.)
1978commissioned (~48 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1005218.

Capacity vs largest hydro plants in Austria

Malta main stage: 730 MW730Malta main…Kopswerk II: 525 MW525Kopswerk IIKW Silz: 500 MW500KW SilzKaprun Limberg II: 480 MW480Kaprun Lim…KW Kaunertal: 392 MW392KW Kaunert…Mayrhofen: 355 MW355MayrhofenRodundwerk II: 295 MW295Rodundwerk…Greifenstein: 293 MW293Greifenste…

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

Owner

Operated by Verbund. 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) — Northern Hemisphere, latitude 46.7°N — which shapes how much energy it can produce and how its output varies through the year.

9.4°Cannual mean temp
3,179heating degree-days (base 18°C)
70cooling degree-days (base 18°C)
291 melevation

Monthly mean temperature

J: -1 °CJF: 1 °CFM: 5 °CMA: 10 °CAM: 14 °CMJ: 18 °CJJ: 19 °CJA: 19 °CAS: 15 °CSO: 10 °CON: 4 °CND: 0 °CD19 °C

Heating degree-days here run 29% above 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: 68/100 — this site sits in the top 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 #75 largest hydro power plant of 96 in Austria by capacity.

Austria has 96 hydro power plants in this dataset, together about 9,072 MW of capacity.

Nearby power plants

Location

Coordinates 46.745, 15.5847 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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