Porsa is a river in the municipality of Kvalsund in Finnmark, Norway. The river drains and area of 85 square kilometers and debouches into the strait of Vargsundet. Two hydroelectric power stations, Nedre and Øvre Porsa, are located in the river, with a total installed capacity of 15.3 MW.
References
Porsa (river) Wikipedia(Text) CC BY-SA