| Koosah Falls | |
|---|---|
 Koosah Falls in the spring | |
 | |
| Location | Linn County, Oregon, U.S. |
| Coordinates | 44°20′40″N 122°00′02″W / 44.34442°N 122.00048°W |
| Type | Vertical Block |
| Elevation | 2,707 ft (825 m) |
| Total height | 64 ft (20 m) |
| Number of drops | 1 |
| Average width | 60 ft (18 m) |
| Average flow rate | 600 cu ft/s (17 m3/s) |
Koosah Falls, also known as Middle Falls, is the second of the three major waterfalls on the McKenzie River in the heart of the Willamette National Forest in Linn County, in the U.S. state of Oregon. The waterfall is notable for its main drop of 64 feet (20 m) that plunges into a considerable pool, south of Santiam Pass.[1][2] Koosah Falls is located southeast of Salem, Oregon, northeast of Eugene, Oregon and west of Mt. Washington.
- ^ "Koosah Falls—Linn County, Oregon, United States". World Waterfall Database. Retrieved 15 May 2017.
- ^ "Koosah Falls". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. 28 November 1980. Retrieved 15 May 2017.