# Sulphur Spring, California

Sulphur Spring in California. 68°F (20°C). Short Walk · Public Land. Lake County.

- Page: https://www.soakingsprings.com/hot-springs/california/sulphur-spring-1
- Source: Soaking Springs, researched and maintained by Armen Suny
- Updated: 2026-09-14

## Can you soak at Sulphur Spring?

The water leaves the ground at 68°F, cooler than most swimming pools. 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 | 68°F (20°C) (USGS record; developed pools are often cooled) |
| Elevation | 1,454 ft |
| Access | Short Walk · Public Land, 0.4 mi from the nearest road (Walker Ridge Road) |
| Land | Indian Valley Wildlife Area, SFW |
| County | Lake County |
| Nearest town | Clearlake Oaks |
| Coordinates | 39.08800, -122.52500 |
| Best months to soak | January, December, February (largest gap between water and average air temperature) |
| Nearest campground | Little Stony, 14.0 mi |

## About Sulphur Spring

Sulphur Spring here is a barely warm seep inside the Indian Valley Wildlife Area, a state conservation area in Lake County, about eight miles from Clearlake Oaks. The water measured in the high sixties, cooler than most people's idea of a hot spring. Access is open. It is a wildlife area, so expect wildlife-area rules.

Walker Ridge Road is the nearest road, and from it the spring is under half a mile on foot. Lower hills, around fifteen hundred feet. Rain totals twenty-three inches, snow a few inches. Yearly mean: low sixties.

The spring lies within the Indian Valley Wildlife Area, which carries a State Conservation Area designation.

January leads the recorded best months, with December and February behind it. Little Stony campground is the nearest on file at fourteen miles. No fee is noted. At sixty-eight degrees there is no heat to worry about, and little warmth to soak in either.

## Nearby

- Nearest city page: [Hot springs near Clearlake Oaks](https://www.soakingsprings.com/hot-springs/near/california/clearlake-oaks), 8 mi away
- State page: [Hot springs in California](https://www.soakingsprings.com/hot-springs/california)
- [Elgin Mine, CA](https://www.soakingsprings.com/hot-springs/california/elgin-mine): 156°F source, Short Walk, near Clearlake, Lake County
- [Quigley Soda Spring, CA](https://www.soakingsprings.com/hot-springs/california/quigley-soda-spring): 82°F source, Short Walk, near Clearlake Oaks, Lake County
- [Jones Fountain Of Life Spring, CA](https://www.soakingsprings.com/hot-springs/california/jones-fountain-of-life-spring): 142°F source, pH 6.7, Roadside, near Clearlake, Lake County
- [Unnamed thermal spring, CA](https://www.soakingsprings.com/hot-springs/california/unnamed-spring-lake-county-6): 81°F source, Roadside, near Clearlake, Lake County
- [Grizzly Spring, CA](https://www.soakingsprings.com/hot-springs/california/grizzly-spring): 68°F source, Roadside, near Clearlake, Lake County
- [Abbott Mine, CA](https://www.soakingsprings.com/hot-springs/california/abbott-mine): 86°F source, pH 6.7, Short Walk, near Clearlake, Lake County

## Questions

**What is the water temperature at Sulphur Spring?**
Sulphur Spring has a water temperature of 68°F (20°C). This is a warm thermal spring.

**Where is Sulphur Spring located?**
Sulphur Spring is located in Lake County, California at 1,454 feet elevation, near Clearlake Oaks. Coordinates: 39.0880°N, 122.5250°W.

**How do I get to Sulphur Spring?**
Sulphur Spring has Short Walk road access, with the nearest road being Walker Ridge Road (0.4 mi from the road).

**Is Sulphur Spring free to visit?**
Sulphur Spring has Open access. It is managed by RWD.

**Can I camp near Sulphur Spring?**
Yes, Little Stony is located nearby (14.0 miles away).

## Sources

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