The falls are on the Lewis River, just south of Lewis Lake.

The Lewis River is impounded by three dams for hydroelectric power generation.

The Lewis River is the lake's primary inflow, draining south from Shoshone Lake.

The town is located on the Lewis River, 24 miles northeast of Woodland.

The Lewis River flows west and is a tributary to the Columbia River.

The wreck of the Leona is still visible on the Lewis River at low water during July and August.

The wreck site is reported to be on the west side of the Lewis River bridge at La Center, Washington.

Lewis River may refer to:

At that moment the aircraft was flying through a heavy rainstorm over the Lewis River in southwestern Washington.

In the 1870s, La Center was a business center and head of navigation on the east fork of the Lewis River.