Sulphide Creek Falls

Enormous yet elusive falls hidden in a steep, brushy canyon
Sulphide Creek Falls, North Cascades National Park
InsideNorth Cascades National Park

Overview

Sulphide Creek Falls is a massive, tiered cascade dropping out of Sulphide Lake into a narrow, twisting canyon. It’s often cited among the tallest waterfalls in North America, but here’s the catch: it hides in steep terrain and is notoriously difficult to see up close. For most visitors, the experience is about exploring the Baker River corridor to the confluence with Sulphide Creek and soaking up the deep-forest feel rather than bagging a classic waterfall view.

Getting There (On-Trail)

Start on the Baker River Trail at the north end of Baker Lake. The first stretch shares a path with the East Bank Baker Lake route; you’ll pass a suspension bridge but stay left to remain on the Baker River Trail. You’ll enter the national park after roughly a mile, and the maintained trail continues for about another mile to Sulphide Camp at the confluence. Expect gentle grades, big trees, and river glimpses. Stream crossings can be wet or sketchy during high runoff, and the river has nibbled away at banks in spots.

What You’ll See

Think quiet old-growth, moss, and the constant voice of the river. Wildlife sightings are possible on calm days. At the confluence, you can poke around gravel bars and side channels to peer into the Sulphide Creek drainage—just don’t expect a postcard view of the big falls from the trail.

Off-Trail Reality Check

There’s no maintained trail to the base of Sulphide Creek Falls. Reaching closer views requires off-trail travel up the creek—roughly a couple of miles of bouldery riverbed, heavy brush, and potentially dangerous fords. The main channel is often too deep and fast to cross, and the final stretch is notorious for thick avalanche brush. This is serious terrain where turnaround decisions are common and prudent.

Camping and Permits

Sulphide Creek Camp sits at the trail’s end near the confluence. It’s primitive and secluded (no bear boxes), so plan to hang your food and keep a clean camp. Backcountry permits are required year-round for any overnight in the park, and overnighting at park trailheads is not allowed. Treat all water before drinking.

Best Time to Visit

Late summer typically brings lower, clearer water—better for safe poking around gravel bars near the confluence. Weekdays are quieter. Aim for early or late light under the trees for moodier photos. In fire season, expect potential restrictions and some regional haze. If water is high, don’t push stream crossings—turn around and enjoy the forest walk instead.

Safety Notes

Conditions change fast: undercut banks, slick logs, and shifting channels are normal here. Check current road and trail updates before you go. Store all scented items carefully—black bears are active when berries ripen. Pets are not allowed inside the national park; if you brought a dog, turn around at the boundary.

Pros

  • Mellow old-growth hike along the Baker River to the Sulphide Creek confluence
  • Secluded NPS backcountry camp nearby for an immersive overnight
  • Among the tallest waterfalls in North America, though rarely seen up close

Cons

  • No maintained trail or reliable viewpoint to the falls; close views are unlikely
  • Hazardous, ever-changing creek crossings and heavy brush off-trail

Tips

  • Hike the Baker River Trail to Sulphide Camp and set expectations for zero close-up waterfall views.
  • Explore only the safe, shallow side channels and gravel bars—do not plan on fording the main creek.
  • Late summer typically offers lower flows and safer riverbank wandering.
  • Hang your food at Sulphide Creek Camp; there are no bear boxes.
  • If hiking with a dog, turn back at the national park boundary.
The Parkwolf tour guide sitting on a phone mounted in a car

Parkwolf Tour Guide

Like a tour guide in your car.

Save the places you found around North Cascades, then let Parkwolf guide the drive between them.Download Parkwolf on the App Store