# Hot Spring, Fumaroles, California

Hot Spring, Fumaroles in California. 183°F (84°C). Hike · Public Land. Siskiyou County.

- Page: https://www.soakingsprings.com/hot-springs/california/hot-spring-fumaroles
- Source: Soaking Springs, researched and maintained by Armen Suny
- Updated: 2026-09-14

## Can you soak at Hot Spring, Fumaroles?

No. The water at Hot Spring, Fumaroles reaches 183°F, hot enough to scald.

## Key facts

| Fact | Value |
|---|---|
| Source water temperature | 183°F (84°C) (USGS record; developed pools are often cooled) |
| Elevation | 14,000 ft |
| Access | Hike · Public Land, 3.1 mi from the nearest road |
| Land | Shasta National Forest, US Forest Service |
| County | Siskiyou County |
| Nearest town | Mount Shasta |
| Coordinates | 41.40700, -122.19700 |
| Best months to soak | December, January, February (largest gap between water and average air temperature) |
| Nearest campground | RED FIR FLAT GROUP CAMPGROUND, 5.2 mi |

## Soaking safety

**Fumarole: Not a Soaking Spring.** Hot Spring, Fumaroles is a fumarole, not a traditional hot spring. These geothermal features can be extremely dangerous. Boiling water, toxic gases, and unstable ground are common hazards. Do not attempt to soak.

## About Hot Spring, Fumaroles

This is a field of fumaroles and a hot spring listed at fourteen thousand feet in Siskiyou County, above the town of Mount Shasta, which is eight miles or so away. The water is scalding. OpenStreetMap calls the spot Sulphur Springs. It sits on Shasta National Forest land and is marked open. Nothing here is a soak.

Getting there means a hike of about three miles, and the road you start from goes unnamed in the record. Altitude alone makes it hard work. Average temperature sits below freezing year round. Snowfall is enormous. Red Fir Flat group campground is the closest listed, about five miles away, on National Forest ground.

OpenStreetMap names the site Sulphur Springs. The USGS holds a site record for it.

Steam and water at these temperatures will burn. Stay off the vents. The month ranking favors winter, which at this elevation and snowfall reads like a data quirk; weigh it against the climate figures before planning anything. No fee is recorded for the Forest Service land. Thin air and cold are part of any trip here.

## Nearby

- Nearest city page: [Hot springs near Mount Shasta](https://www.soakingsprings.com/hot-springs/near/california/mount-shasta), 0 mi away
- State page: [Hot springs in California](https://www.soakingsprings.com/hot-springs/california)
- [Hunt Hot Spring, CA](https://www.soakingsprings.com/hot-springs/california/hunt-hot-spring): 136°F source, Short Walk, near McCloud, Siskiyou County
- [Big Bend Hot Springs, CA](https://www.soakingsprings.com/hot-springs/california/big-bend-hot-springs): 180°F source, Roadside, near Burney, Shasta County
- [Big Bend, California, CA](https://www.soakingsprings.com/hot-springs/california/big-bend-california): Roadside, near Burney, Shasta County
- [Bogus Soda Springs, CA](https://www.soakingsprings.com/hot-springs/california/bogus-soda-springs): 76°F source, Short Walk, near Montague, Siskiyou County
- [Hot Spot, CA](https://www.soakingsprings.com/hot-springs/california/hot-spot): 191°F source, Short Walk, near Tulelake, Siskiyou County
- [Klamath Hot Spring, CA](https://www.soakingsprings.com/hot-springs/california/klamath-hot-spring): 156°F source, Roadside, near Montague, Siskiyou County

## Questions

**What is the water temperature at Hot Spring, Fumaroles?**
Hot Spring, Fumaroles has a water temperature of 183°F (84°C). This is considered a hot spring, well above body temperature.

**Where is Hot Spring, Fumaroles located?**
Hot Spring, Fumaroles is located in Siskiyou County, California at 14,000 feet elevation, near Mount Shasta. Coordinates: 41.4070°N, 122.1970°W.

**How do I get to Hot Spring, Fumaroles?**
Hot Spring, Fumaroles has Hike road access (3.1 mi from the road).

**Is Hot Spring, Fumaroles free to visit?**
Hot Spring, Fumaroles has Open access. It is managed by US Forest Service.

**Can I camp near Hot Spring, Fumaroles?**
Yes, Red Fir Flat Group Campground is located nearby (5.2 miles away).

**Is it safe to soak at Hot Spring, Fumaroles?**
No, not at the source. The water at Hot Spring, Fumaroles reaches 183°F, which can cause severe burns within seconds. Look for cooled side pools or downstream stretches, and test with a hand before anything else.

## Sources

- USGS thermal springs records, Water Quality Portal lab analyses, OpenStreetMap, Wikipedia/Wikidata, NOAA climate normals