(Romanian: Porţile de Fier I, Serbian: Ђердап I, Đerdap I) is the largest dam on the Danube river and one of the largest hydro power plants in Europe. It is located on the Iron Gate gorge, between Romania and Serbia.

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The Romanian side of the power station produces approximately 5.4 TWh annually, while the Serbian side of the power station produces 5.65 TWh