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This is a contributing entry for AMTRAK Empire Builder Train from Seattle to Wenatchee and only appears as part of that tour.Learn More.

Just ahead we will be crossing over the Skykomish River on the Boulder Drop Bridge. If you look upstream from the bridge you can see a treacherous stretch of the river called Boulder Drop. Those of you who are kayakers or rafters are familiar with the grading system of River Difficulty. Class 1 is the easiest and safest whitewater rapids and Class 6 is the most difficult and most dangerous. Depending on the season and the volume of water flowing in the river, Boulder Drop can be a class five rapids.


Water, Sky, Fluvial landforms of streams, Plant

The Skykomish River whitewater rafting experience is an adventure suited for physically fit individuals with previous rafting experience. Known as "The Sky," this challenging journey offers Class 3 and 4 rapids, including the iconic Boulder Drop. Expert guides provide safety instructions and paddle commands, ensuring a safe and enjoyable ride. Boulder Drop is renowned for its abundance of large boulders scattered throughout the rapid. Combined with a steep and abrupt descent, it presents challenges reminiscent of the Gauley River's intense chutes. Unlike many other rapids in Western Washington, which often feature smaller whitewater and gradual descents due to coastal river characteristics, Boulder Drop stands out with its unique terrain and intense river

  1. SkyKomish River Rafting | Seattle Class 4-5 Whitewater Rafting. (n.d.). Triad River Tours | Whitewater River Rafting Near Seattle. https://triadrivertours.com/skykomish-river-whitewater
  2. Tours, T. R. (2019, July 5). Skykomish River Whitewater Rafting — Triad River Tours | Whitewater River Rafting near Seattle. Triad River Tours | Whitewater River Rafting Near Seattle. https://triadrivertours.com/river-research/2015/1/26/skykomish-river-whitewater-rafting