# Unnamed thermal spring, California

Unnamed thermal spring in California. 120°F (49°C). Short Walk. Lake County.

- Page: https://www.soakingsprings.com/hot-springs/california/unnamed-spring-lake-county-4
- Source: Soaking Springs, researched and maintained by Armen Suny
- Updated: 2026-09-14

## Can you soak at this spring?

Only once it cools. The water leaves the ground at 120°F, hotter than any hot tub. It's a short walk from the road. We haven't confirmed whether it has a pool or charges a fee.

## Key facts

| Fact | Value |
|---|---|
| Source water temperature | 120°F (49°C) (USGS record; developed pools are often cooled) |
| Elevation | 2,170 ft |
| Access | Short Walk, 328 ft from the nearest road (Big Sulphur Creek Road) |
| County | Lake County |
| Nearest town | Cobb |
| Coordinates | 38.77700, -122.76300 |
| Best months to soak | January, December, February (largest gap between water and average air temperature) |
| Nearest campground | WARM SPRINGS REC AREA, 13.4 mi |

## About Unnamed thermal spring

Near Cobb in Lake County, a few miles out, an unnamed hot spring with a recorded temperature of 120 degrees. Hot enough that stepping straight in from the source would be too much for most people. Big Sulphur Creek Road runs close by. The record has no landowner and no word on public access.

The record puts the spring about three hundred feet off Big Sulphur Creek Road, an easy short walk. It sits a little over two thousand feet up. This is a wet corner of the county going by the climate on file, thirty-four inches a year, though snow barely registers, a couple of inches.

Winter carries the recommendation on file. Warm Springs Rec Area, thirteen or so miles away, is the campground listed. At 120 degrees the water can burn; ease in and check how hot it is where you plan to sit. Access is not recorded, so find out first. The record is blank on fees.

## Nearby

- Nearest city page: [Hot springs near Cobb](https://www.soakingsprings.com/hot-springs/near/california/cobb), 3 mi away
- State page: [Hot springs in California](https://www.soakingsprings.com/hot-springs/california)
- [Little Geysers, CA](https://www.soakingsprings.com/hot-springs/california/little-geysers): 210°F source, Short Walk, near Cobb, Lake County
- [Sulphur Creek, CA](https://www.soakingsprings.com/hot-springs/california/sulphur-creek): 120°F source, Roadside, near Cobb, Lake County
- [Castle Rock Springs, CA](https://www.soakingsprings.com/hot-springs/california/castle-rock-springs): 163°F source, Roadside, near Cobb, Lake County
- [The Geysers, CA](https://www.soakingsprings.com/hot-springs/california/the-geysers): 214°F source, Short Walk, near Cobb, Lake County
- [Anderson Springs, CA](https://www.soakingsprings.com/hot-springs/california/anderson-springs-1): 108°F source, Roadside, near Cobb, Lake County
- [Anderson Springs, California, CA](https://www.soakingsprings.com/hot-springs/california/anderson-springs-california): Roadside, near Cobb, Lake County

## Questions

**What is the water temperature at ?**
 has a water temperature of 120°F (49°C). This is considered a hot spring, well above body temperature.

**Where is  located?**
 is located in Lake County, California at 2,170 feet elevation, near Cobb. Coordinates: 38.7770°N, 122.7630°W.

**How do I get to ?**
 has Short Walk road access, with the nearest road being Big Sulphur Creek Road (328 ft from the road).

**Can I camp near ?**
Yes, Warm Springs Rec Area is located nearby (13.4 miles away).

**Is it safe to soak at ?**
With care. At 120°F  is hot enough to need short sessions, fifteen to twenty minutes, and plenty of water. Enter slowly and get out if you feel light-headed.

## Sources

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