McKenna Falls is a waterfall on Union River in Kitsap County, Washington, in the Puget Lowland region. It lies about 5.7 miles north of Belfair and roughly 20.9 miles west of Burien as the crow flies.
Its height has not been recorded in the source data. By form it is a tiered waterfall, falling in several distinct steps one after another, combined with a plunge character.
The Puget Lowland is a glacially shaped basin of low hills, lakes and wetlands between the Olympics and the Cascades, once covered by Douglas fir and western red cedar and now the most settled part of Washington. Streams here run through terraces of glacial till and outwash, with waterfalls where creeks cut through the deposits.
Kitsap County holds 6 recorded waterfalls, and several are close by. Tin Mine Falls, 50 feet high, is about 3.9 miles away. Echo Falls, 15 feet high, is about 4 miles away. Cleft Falls, is about 4.1 miles away.
McKenna Falls is located at 47.5276° N, 122.7861° W. The listing is based on the World Waterfall Database, one of the sources compiled by the U.S. Geological Survey in its inventory of waterfalls and rapids of the conterminous United States. The creek name is confirmed against the federal Geographic Names Information System. The exact position has not yet been verified on aerial imagery, so treat the map pin as approximate. Details on trails, parking and access have not been documented for this waterfall yet.