stream-powered
river-powered

Jet stream-powered cirrus can grow long enough to stretch across continents while remaining only a few kilometers deep.

Its pointed end is directed toward the mouth of the river to break river-powered ice floes.

We featured high-altitude cheese-making, a one-room school house, a river-powered sawmill and village volunteer firefighters learning how to rescue Heidis in distress.

Sometime later, when he heard Liandra setting the table, he'd already drawn the backside of the mill with its custom machinations: river-powered wheels that moved the grinders and cutters.

Sandeman, Arkwright and others established the Tay River-powered cotton mill in Stanley (just north of Luncarty, Perthshire) in 1786/7 with 3200 spindles.

Built in 1913, the 108-foot-high Elwha Dam and its 210-foot companion structure upriver at Glines Canyon have provided river-powered electricity to a large mill in nearby Port Angeles.

Now that its river-powered mills are no more, the village's 20th-century raison d'etre is the beauty of the 1.8-mile limestone gorge, which is lined with trails, varied by pools and rapids and surrounded by more than 350 acres of evergreen forest.