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© 2026 Roaming.Camp · Data from NPS, Recreation.gov, BLM, USFS, NWS, and the FCC.Operating on ceded ancestral land.Photography via Unsplash.

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Hike

Pyroclasm

Inside Shasta National Forest
Camp 1 mi away

3.8 mi out & back · 787 ft gain · 5,797 ft high point · Moderate

From Ten Gallon TH via Bear Springs (0.8 mi)

In Shasta National Forest · California · U.S. Forest Service

About Elevation Map Camp near here More hikes

About this hike

Pyroclasm follows Bear Springs from Ten Gallon Trailhead for 3.8 miles out and back in Shasta National Forest, climbing 787 feet.

Elevation

787 ft of gain round trip.

Camp near here

The closest places to sleep, measured from the trailhead.

See all on the map

1.2 mi from the trailhead
Red Fir Flat Group Campground
Campground · California

More hikes nearby

Ranked the same way, within twenty-five miles.

12 mi from you
Mt. Eddy
- Summits Mount Eddy
- Inside Shasta National Forest
- 2,688 ft of climbing
8.1 mi out & back · 2,688 ft gain · Hard
Shasta National Forest · Camp 10 mi away

Out: 600 ft up, returns the same way. Source: USGS 3DEP.

Map

The hike from its start, the approach dashed. Drag with two fingers, or hold a key to zoom.

Trail data: USFS, NPS, © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP via Mapzen terrain tiles. Nearby reading: Wikipedia. Download the trail and feature data.

At a glance

Length: 3.8 mi
Shape: Out & back
Gain: 787 ft round trip
High point: 5,797 ft
Low point: 5,207 ft
Difficulty: ModerateFrom 3.8 mi and 787 ft of climbing
Managed by: U.S. Forest Service
State: California
Camps within 15 mi: 4
Start: Ten Gallon TH
Trailhead: 41.3265° N · 122.2553° W

Get directions Open the map

9.0 mi from the trailhead

Castle Lake Campground

Campground · California

13.3 mi from the trailhead

Fowlers Campground

Campground · California

20 mi from you

PCT - California Section O

Ends at Burney Falls
20,760 ft of climbing
Camp 3 mi away

80.7 mi one way · 20,760 ft gain · Very hard

California · Camp 3 mi away

Sisson-Callahan National Recreation Trail

Ends at Deadfall Lakes
Inside Shasta National Forest
5,433 ft of climbing

19.1 mi out & back · 5,433 ft gain · Very hard

Shasta National Forest · Camp 4 mi away

Sisson-Callahan NRT

Ends at Deadfall Lakes
Inside Shasta National Forest
5,431 ft of climbing

18.4 mi out & back · 5,431 ft gain · Very hard

Shasta National Forest · Camp 4 mi away

Everitt Traverse

Summits Everitt Hill
Inside Shasta National Forest
1,298 ft of climbing

11.0 mi loop · 1,297 ft gain · Hard

Shasta National Forest · Camp 1 mi away

Marmots Hideout

Summits Everitt Hill
Inside Shasta National Forest
1,241 ft of climbing

10.2 mi out & back · 1,241 ft gain · Hard

Shasta National Forest · Camp 1 mi away

More like this

Hikes that read like this one, wherever they are.

Bear Springs
- Inside Shasta National Forest
- 4,566 ft of climbing
- Camp 4 mi away
15.9 mi out & back · 4,566 ft gain · Very hard
Shasta National Forest · Camp 4 mi away
Supernatural Singletrack
- Inside Shasta National Forest
- Camp 1 mi away
5.1 mi loop · 788 ft gain · Moderate
Shasta National Forest · Camp 1 mi away
Bear Lake
- Inside Shasta National Forest
- 2,893 ft of climbing
- Camp 3 mi away
8.3 mi out & back · 2,893 ft gain · Hard
Shasta National Forest · Camp 3 mi away
Strawberry Valley
- Inside Shasta National Forest
- Camp 1 mi away
4.6 mi out & back · 893 ft gain · Moderate
Shasta National Forest · Camp 1 mi away

Weather

7-day forecast

Mon46°35°Partly Sunny
Tue36°32°Light Snow Likely
Wed45°35°Mostly Sunny
Thu49°37°Mostly Sunny
Fri51°39°Mostly Sunny
Sat55°41°Mostly Sunny
Sun52°Partly Sunny

Mon: Partly Sunny · wind 5 to 9 mph ESE

National Weather Service · refreshed hourly

Signal

Cell coverage here

Verizon5G · Fair
AT&TLTE · Poor
T-Mobile5G · Good

FCC coverage data · signal varies in remote terrain