The river Festa runs out of the lake Gjevillvatnet .
River was once a very good river   from where the lake is now , all the way down to the intake dam at the old powerstation ( Vardammen ) .
The river Festa runs out of the lake Gjevillvatnet , and it was once a very good trout river from where the lake is now , all the way down to the intake dam at the old powerstation ( Vardammen ) .