Hell's Canyon

State: Idaho (shared with Oregon, with a small section along Washington). Type: natural landmark, North America's deepest river gorge, carved by the Snake River. Maximum depth roughly 7,993 feet, deeper than the Grand Canyon. Protected within the Hells Canyon National Recreation Area (about 652,000 acres), which includes the Hells Canyon Wilderness. Managed by the U.S. Forest Service (Wallowa-Whitman National Forest). Home to the Hells Canyon Archeological District and thousands of years of Nez Perce history.

Hells Canyon is a colossal river gorge on the Idaho-Oregon border, cut by the Snake River as it plunges toward its meeting with the Columbia. At nearly 8,000 feet from the river to the highest rim, it is the deepest river gorge in North America, deeper even than the Grand Canyon, and its scale is matched by its remoteness. On the Idaho side, the Seven Devils Mountains rise thousands of feet above the water in a wall of peaks, while the canyon bottom holds a wild, free-flowing stretch of the Snake famous for whitewater. The gorge and its surroundings are protected within the Hells Canyon National Recreation Area, established in the 1970s to preserve both the landscape and its deep human history. The Nez Perce and other Native peoples lived and traveled here for thousands of years, leaving pictographs and archaeological sites that survive along the river. Today the canyon is a magnet for whitewater rafting, jet-boat tours, fishing, hiking and horseback riding, but its rugged terrain and limited road access keep it feeling genuinely wild. Much of the recreation experience revolves around the river itself, reached from a handful of hard-won access points on either side of the state line.

Hells Canyon straddles the border of western Idaho and eastern Oregon, with a small portion touching eastern Washington near where the Snake River flows north. The gorge and its rims are protected within the Hells Canyon National Recreation Area, administered by the Wallowa-Whitman National Forest. On the Idaho side, the Seven Devils Mountains form the eastern wall, and the towns of Riggins and White Bird serve as gateways off U.S. Highway 95.

Elevations in and around Hells Canyon range dramatically, from the hot, arid canyon floor to cool, forested high country in the Seven Devils, so conditions vary sharply with altitude. Summers on the river are hot and dry, while the high rims can hold snow well into the season. According to Forest Service and tourism information, the recreation season in the lower canyon generally begins in early spring and runs through late November, and both winter storms and summer thunderstorms are common. Visitors should prepare for wide temperature swings between the canyon bottom and the surrounding mountains.

Late spring through fall is the main visitor season. Spring brings high, powerful river flows and green hillsides; summer offers reliable warm, dry weather ideal for rafting and jet-boat trips (though the canyon floor gets very hot); and fall provides cooler temperatures and fewer crowds. Higher trailheads such as those in the Seven Devils typically remain snowbound into early summer, so timing depends on whether you plan to be on the river or in the high country. Winter access is limited by snow and unmaintained roads.

The rock of Hells Canyon records a very long geologic story, beginning with ancient volcanic island arcs hundreds of millions of years ago, and the Snake River has been deepening the gorge over the past several million years, aided by catastrophic Ice Age floods. The human history is equally deep: the Nez Perce (Nimiipuu) are the earliest known residents, and Shoshone-Bannock, Northern Paiute and Cayuse peoples also used the canyon. Their long presence is recorded in pictographs and petroglyphs, including the extensive rock-art sites at Buffalo Eddy, and in the 12,000-acre Hells Canyon Archeological District. In the 20th century, three large hydroelectric dams, Brownlee, Oxbow and Hells Canyon Dam, were built on the Snake River just upstream of the deepest part of the canyon; together they generate a large share of Idaho's hydroelectricity but also block salmon and steelhead from migrating farther upstream. Congress established the Hells Canyon National Recreation Area in 1975 to protect the gorge and its resources.

The signature experiences are on the water: whitewater rafting and guided jet-boat tours run the wild stretch of the Snake below Hells Canyon Dam, and fishing charters target sturgeon and steelhead. On land, visitors hike and ride horseback into the backcountry from trailheads in the Seven Devils, take in sweeping views from overlooks, and explore Native American rock-art and historic ranch sites along the river. There are 17 campgrounds within the recreation area for those wanting to stay overnight. Because the terrain is rugged and roads are few, many visitors experience the deepest part of the canyon by booking a jet-boat or raft trip with an outfitter based in the gateway towns.

Highlights include the Hells Canyon Creek Visitor Center and boat launch, located about a half-mile downstream of Hells Canyon Dam, which serves as the main jumping-off point for river trips at the south end. On the Idaho side, Pittsburg Landing offers river access and Native American rock art. The Seven Devils Mountains and viewpoints such as the Heaven's Gate area (reached from Riggins) provide dramatic overlooks of the canyon and surrounding peaks. Buffalo Eddy, with its concentration of pictographs and petroglyphs, is one of the most significant cultural sites along the river.

Access is limited and varies by which part of the canyon you want to reach. On the Idaho side, Pittsburg Landing is reached via Deer Creek Road / Forest Service Road 493 off U.S. Highway 95 near White Bird, about 17 miles of gravel road that is not maintained year-round and may require chains in winter. The south-end Hells Canyon Creek Visitor Center below Hells Canyon Dam is reached by paved road, roughly 23 miles north of Oxbow, Oregon, via routes such as Highway 71 from Cambridge, Idaho (about 1 hour 45 minutes). River outfitters operate out of Riggins, Idaho, on U.S. 95. Given the distances, a personal or rental vehicle is essential.

The recreation area is open year-round, but seasonal snow and unmaintained roads limit access outside the roughly early-spring-to-late-November recreation season. The Hells Canyon Creek Visitor Center and various facilities operate seasonally, and campgrounds have their own open and close dates. As of research, specific daily visitor-center hours were not confirmed from an official source, so check current hours with the Wallowa-Whitman National Forest before visiting.

There is no single entrance gate charging general admission to Hells Canyon, but permits are required year-round for all non-commercial floaters and powerboaters on the Snake River within the recreation area, and fees apply at some developed campgrounds and sites. Commercial jet-boat and rafting tours are priced separately by private outfitters. Confirm current permit requirements and site fees with the Forest Service and Recreation.gov before your trip.

A viewpoint visit or a short river excursion can fill a day, but reaching the deepest, most remote parts of the canyon typically means a half-day to multi-day jet-boat or rafting trip. Backpacking and horseback trips into the Seven Devils commonly run several days. Because access roads are long and slow, budget extra travel time on either end.

There are no large hotel districts inside the canyon itself. Lodging is concentrated in the gateway towns, especially Riggins, Idaho, which has motels and river-outfitter lodges, and in communities such as White Bird and, farther out, Lewiston, Idaho. On the Oregon side, small towns near the south entrance and wilderness lodges accessible by boat provide additional options. Within the recreation area, 17 campgrounds offer tent and, at Pittsburg Landing on the Idaho side, RV camping.

Dining options are found mainly in the gateway towns rather than in the canyon. Riggins, Idaho, has a modest selection of casual restaurants and cafes catering to the river-trip crowd, and larger towns such as Lewiston offer a wider range. Deep in the canyon, meals are generally provided by outfitters on guided trips or prepared by campers, so stock up on supplies in town before heading in.

The Nez Perce National Historical Park, with sites honoring the Nimiipuu people, lies in the broader region. The Salmon River, another legendary Idaho whitewater river, is accessed from Riggins as well. The Seven Devils Mountains offer high-country hiking, and the Lewis-Clark Valley around Lewiston provides additional history and river recreation. On the Oregon side, the Wallowa Mountains and Wallowa Lake are within reach of the south entrance.

The nearest sizable airport with commercial service is the Lewiston-Nez Perce County Airport (LWS) in Lewiston, Idaho, in the north; Boise Airport (BOI) is the larger regional gateway to the south. There is no passenger rail or scheduled transit into the canyon, so travelers rely on rental cars to reach the gateway towns and then, in many cases, book a jet-boat or raft outfitter for the river portion.

The Snake River through Hells Canyon has powerful whitewater and cold water; non-commercial boaters must have the required permits and appropriate skills, and many visitors are safest joining a licensed outfitter. Access roads such as the gravel route to Pittsburg Landing can be rough, steep and unmaintained, so check conditions and carry chains in the shoulder seasons. The canyon floor gets extremely hot in summer, so carry ample water. Wildlife including black bears and rattlesnakes is present. Cell coverage is minimal, so tell someone your plans; for emergencies dial 911.

Bring plenty of drinking water, sun protection and lightweight clothing for the hot canyon floor, plus warm layers and rain gear for the higher country and cool evenings. Sturdy footwear, a map, and a first-aid kit are essential given the remoteness. For river trips, follow your outfitter's packing list; for independent boating, carry required permits and safety gear. A full tank of fuel and extra supplies are wise before heading down the long access roads.

Decide in advance whether you want the river experience (book a Riggins-area or south-entrance outfitter well ahead in summer) or the overlook-and-hiking experience (plan around snow-free timing in the Seven Devils). Non-commercial boaters must secure Snake River permits year-round. Fuel up and buy groceries in Riggins, White Bird or Lewiston, since services in the canyon are essentially nonexistent. Allow generous drive time, as access roads are long, winding and partly unpaved. Check road and river conditions with the Forest Service before you set out.

For any emergency, dial 911, the nationwide U.S. emergency number; be aware that cell service in the canyon is very limited and response times are long. For trip planning and permit questions, contact the Wallowa-Whitman National Forest / Hells Canyon National Recreation Area offices; specific phone numbers should be confirmed on the Forest Service website.

Hells Canyon National Recreation Area, Wallowa-Whitman National Forest (U.S. Forest Service) - https://www.fs.usda.gov/r06/wallowa-whitman/recreation/hells-canyon-national-recreation-area

This section is being updated and will be available shortly.

This section is being updated and will be available shortly.

This section is being updated and will be available shortly.