The channel in which tailings, suspended in water, are conducted away.

The water channel built under a mill to supply the force necessary to turn a waterwheel for powering the mill and/or to carry products downstream. Also called a millrace. It was in such a channel that James Marshall first discovered gold.

A channel or tunnel which returns used water to the canal

a watercourse that carries water away from a mill or water wheel or turbine

An area of rapidly-moving water immediately downstream from a dam, typically about a kilometer in length.

river immediately downstream from a dam.

A channel for discharging water after the generation of electricity.

The channel that carries water away from a dam.

The channel located between a hydroelectric powerhouse and the river into which the water is discharged after passing through the turbines.

The canal or channel that carries water away from the dam.