Valley of Ten Thousand Smokes Trail
Valley of Ten Thousand Smokes Trail
4.6
(6080)
7,568
runners
02:06
16.7km
270m
Running
Embark on a difficult jogging route through the Valley of Ten Thousand Smokes Trail, a truly unique landscape shaped by volcanic activity. This 10.4-mile (16.7 km) journey will challenge you with an 898-foot (274 metres) elevation gain, typically completed in about 2 hours and 6 minutes. As you move across vast ash-covered plains and firm pumice, you will feel like you are on another planet, with panoramic views of distant glacier-covered volcanoes and the Buttress Range.
Planning your visit requires careful preparation, as the trails within this valley are rugged and unmaintained. You should be ready for hazardous river crossings, which can be dangerous, and navigate carefully. The 23.2-mile gravel access road also includes water crossings, making the area remote and demanding. A high level of fitness and navigational skill is essential for this challenging adventure.
This geologically significant area was dramatically formed by the powerful 1912 Novarupta eruption, creating the stark, moon-like terrain you see today. Despite the harsh environment, you might spot resilient plant life and wildlife such as caribou and wolves, adding to the raw beauty. The trail offers a rare glimpse into the powerful forces of nature within Katmai National Park, connecting you to the broader Ring of Fire.
Last updated: April 23, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Start point
Get Directions
35 m
Highlight • Trail
Tip by
2.20 km
Highlight (Segment) • River
Tip by
8.36 km
Highlight • Viewpoint
Tip by
16.7 km
End point
Way Types & Surfaces
Way Types
16.7 km
Surfaces
16.7 km
Sign up to see more specific route details
Sign up for free
Elevation
Highest point (450 m)
Lowest point (260 m)
Sign up to see more specific route details
Sign up for free
Weather
Powered by Foreca
Today
Wednesday 5 August
16°C
7°C
28 %
Additional weather tips
Max wind speed: 13.0 km/h
to get more detailed weather forecasts along your route
This route was planned by komoot.
The backcountry trails within the Valley of Ten Thousand Smokes are generally unsuitable for casual jogging due to their rugged, unmaintained nature, volcanic sediment, and hazardous river crossings. However, the 23.2-mile gravel access road leading into the valley can be attempted for a challenging run, though it also includes water crossings and requires very good fitness.
The terrain varies significantly. The access road is primarily gravel with some water crossings. Once you descend into the valley, the foot trail consists of volcanic sediment, ash, and firm pumice, which can feel like walking on sand. Sections may be overgrown, unclear, or pass through tundra bog. River crossings are a major feature, with deeply incised canyons and water depths that are difficult to estimate due to suspended volcanic ash.
The trail offers spectacular, otherworldly scenery shaped by the 1912 Novarupta eruption. You'll find panoramic views of Katmai National Park, the Buttress Range, Mount Mageik, Mount Griggs, Katmai Pass, and Novarupta Crater. Specific highlights include the Valley of Ten Thousand Smokes Trailhead, Windy Creek river crossing, and a Viewpoint to Mount Katmai.
Access to the Valley of Ten Thousand Smokes is primarily via a 23.2-mile gravel road. Specific parking information for the trailhead is best obtained directly from Katmai National Park and Preserve, as access can be remote and require specialized transport or arrangements. It's advisable to check the official NPS website for the most current logistical details.
Yes, Katmai National Park and Preserve may require permits for certain activities, especially backcountry camping, and there might be entrance fees or transportation costs associated with accessing remote areas like the Valley of Ten Thousand Smokes. For the most accurate and up-to-date information on permits, fees, and regulations, please visit the official National Park Service website for Katmai at nps.gov.
Regulations regarding pets in Katmai National Park and Preserve can be strict due to wildlife and the remote nature of the area. Generally, pets are not allowed on trails or in the backcountry to protect both the animals and the park's wildlife. Always check the official NPS website for the most current pet policies before planning your visit.
The best time to visit is typically during the summer months when the weather is milder and access is more feasible. However, even then, conditions can be challenging with severe winds. The area is remote and experiences harsh Alaskan weather, so planning for seasonal considerations is crucial.
The trail is rated as difficult due to several hazards. The most significant are the dangerous river crossings, particularly Knife Creek and River Lethe, which have been associated with fatalities. The remote, unmaintained nature of many sections, unclear paths, potential for bushwhacking, steep descents, severe winds, and scarcity of water sources in some areas also contribute to its difficulty. It's best suited for experienced and well-prepared hikers.
Given the trail's difficulty and remote nature, you should bring comprehensive camping equipment for multi-day trips, sturdy hiking boots, navigation tools (map, compass, GPS), sufficient water (as sources can be scarce), appropriate layers for severe winds and changing weather, bear spray, and emergency supplies. Be prepared for self-sufficiency.
This valley is a living laboratory of volcanic activity. It was formed by the colossal 1912 eruption of Novarupta, the largest volcanic eruption of the 20th century, which buried 40 square miles under hundreds of feet of ash and pumice. It was named by explorer Robert F. Griggs in 1916 for the thousands of fumaroles (steam vents) that once dotted its surface. The eruption had global impacts, and the landscape offers a unique insight into volcanic effects and ecological succession.
The primary access is via an out-and-back gravel road. Once you descend into the valley, the trails are generally not defined loops and often require navigating unmaintained sections, making them more suited for experienced hikers planning multi-day, point-to-point or exploratory routes rather than a simple loop.
Comments
Want to know more?
Sign up for a free komoot account to join the conversation.
Sign up for free