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Campground
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Obsidian Flat
Obsidian Flat Group Campground, located just outside of Mammoth Lakes, California, provides an opportunity for a group to enjoy a secluded getaway in the eastern Sierra Nevada Mountains. With a peaceful forested setting and mountain views, the campground's location is perfect for relaxing and spending time in nature.
The area is popular for exploring the surrounding forest and geology, as well as nearby hiking, bicycling, fishing and off-road vehicle riding options.
One group camping area can accommodate one group of up to 50 people, and up to five RVs (up to 40 feet in length) or 15 vehicles at a time. The site is fairly primitive and is equipped with a picnic table, vault toilet, campfire ring and bear-proof locker for food storage.
Need to Know
- No drinking water available
- This facility is locked by a security gate; combination included in confirmation letter
- Contact Inyo National Forest regarding current snow levels and season opening and closing dates
- This is a high elevation facility; please use caution when traveling from lower elevations; campground usually not clear of snow until late May or early June
- Be bear aware; keep all food out of site in approved containers or locked inside your vehicle and remove all food from area after eating; always keep a clean camp and do not feed any wild animals
- Click here for more information about Inyo National Forest
- Don't Move Firewood: Protect California's forests from tree-killing pests by buying your firewood locally and burning it on-site. For more information visit firewood.ca.gov.
Natural Features
The campground is named after an obsidian lava flow nearby. It is situated in a pine forest at an elevation of 7,800 feet. Deadman Creek is adjacent to the facility, and several lakes are down the road.
Many species of wildlife call the mountains home, such as black bear, mountain lions, mule deer, pine marten, pika and numerous fish and birds.
Nearby Attractions
Hikers can access the scenic Ansel Adams Wilderness via nearby trails, and Yosemite National Park is a great day trip.
Ansel Adams Wilderness
Yosemite National Park
Recreation
The eastern Sierras are known for their exceptional trout fishing. Campers can try their luck in Deadman Creek.
The majestic scenery and challenging trails are an obvious draw for hikers, mountain bikers and off-road vehicle enthusiasts. Deadman Creek Trail leads hikers into the spectacular Ansel Adams Wilderness.
Contact Information
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BOX 429 LEE VINING CA 93541
Phone Number
For campground inquiries, please call: 760-647-3045
Rental Options
Learn more about gear rental options for your trip
Driving Directions
Heading North
From U.S. Highway 395 and State Highway 203 (Mammoth Lakes Junction), travel 8.2 miles north on 395. Turn west onto Deadman Road and follow for 3.2 miles to Upper Deadman Campground. Turn toward the Group Campground turnoff onto FS Road 2S05F. Continue one mile to the campground on the right.
Heading South
From U.S. Highway 395 and State Highway 158 (June Lake Jucntion South) travel approximately 6.5 miles south on 395 and turn right onto Deadman Road and follow for 3.2 miles to Upper Deadman Campground. Turn toward the Group Campground turnoff onto FS Road 2S05F, across the road. Continue one mile to the campground on the right.
