The Spokane River is a tributary of the Columbia River, approximately 100 mi (161 km) long, in northern Idaho and eastern Washington in the United States. It drains a low mountainous area east of the Columbia, passing through the city of Spokane, which shares its name with the river.

from: Wikipedia

The following images of the Spokane Falls were taken May 21, 2008 during a record flood stage.

Flow rate was 36,500 cfs (near record)
and a gage height of 27.7 ft (new record).