4.5
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hikers
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3.55km
70m
Hiking
Hike the easy 2.2-mile Obsidian Dome Trail loop to explore a unique volcanic landscape with glass-like rock and lunar-like terrain.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
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Waypoints
Start point
Parking
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61 m
Highlight • Trail
Tip by
1.87 km
Highlight • River
Tip by
2.47 km
Highlight • Volcano
Tip by
3.55 km
End point
Parking
Way Types & Surfaces
Way Types
1.89 km
1.63 km
Surfaces
1.89 km
1.63 km
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Elevation
Highest point (2,550 m)
Lowest point (2,480 m)
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Weather
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Today
Wednesday 8 July
30°C
6°C
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Additional weather tips
Max wind speed: 18.0 km/h
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This route was planned by komoot.
The trailhead for the Obsidian Dome Trail loop is accessible via unpaved gravel roads off Highway 395. While some roads might be passable in 2WD vehicles, a higher clearance vehicle is often beneficial for reaching closer parking areas, especially given the rough conditions and sharp volcanic rocks.
Yes, the Obsidian Dome Trail loop is generally considered easy. The specific loop described is about 3.5 km (2.2 miles) with minimal elevation gain, making it accessible for most fitness levels and beginner hikers. While the dome itself can involve some undefined paths and sandy pumice, the overall route is manageable.
The Obsidian Dome Trail loop typically takes around 1 hour to complete, depending on your pace and how much time you spend exploring the unique volcanic features. This estimate is for the 3.5 km (2.2 miles) route.
This trail offers an otherworldly experience with its striking volcanic landscape. You'll encounter vast fields of black, smooth, and glass-like obsidian, formed by a volcanic eruption approximately 600 years ago. Beyond the obsidian, you can enjoy sweeping views of the majestic High Sierra, especially from the western side of the dome which is more forested. The route also passes by Glass Creek and the Heart of Obsidian Dome - Volcanic Glass Mountain.
Yes, the Obsidian Dome Trail loop is generally dog-friendly. However, it's always best to keep your dog on a leash and be mindful of the sharp volcanic rocks, which can be tough on paws. Ensure you bring enough water for both yourself and your pet, as there are no water sources on the trail.
The best time to hike this trail is typically during the spring, summer, and fall months when the weather is mild and the roads are clear of snow. Summer offers warm, sunny conditions, while spring and fall provide cooler temperatures and potentially fewer crowds. Winter hiking is possible, but conditions can be snowy and icy, requiring appropriate gear.
Yes, you can hike the Obsidian Dome Trail loop in winter, but be prepared for snowy and potentially icy conditions. The area is also popular for cross-country skiing in winter, with designated trails. Always check local weather and road conditions before heading out, and wear appropriate winter hiking gear.
No, there are typically no permits or entrance fees required to hike the Obsidian Dome Trail loop, as it is located within the Inyo National Forest. However, always check the official Inyo National Forest website for any updates on regulations or fire restrictions before your visit.
For this hike, bring plenty of water, especially since there are no water sources on the trail. Sturdy hiking shoes are recommended due to the rocky and sometimes sandy terrain. Sun protection (hat, sunscreen) is essential, as much of the dome is exposed. A camera is also a great idea to capture the unique geological formations and scenic views.
Yes, the route for the Obsidian Dome Trail loop incorporates sections of other paths. You'll find yourself on parts of the Obsidian Loop Road, the 2S10 trail, and the Glass Creek Meadow Trail as you navigate the area.
The terrain is characterized by its volcanic origins. You'll walk over fields of black, glass-like obsidian, which can be jagged. Some areas also feature sandy pumice, creating a 'lunar-like' landscape that can be a bit challenging to walk through. Beyond the immediate dome, you might encounter more forested sections, particularly on the western side.
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