Carneros Spring emerges at 90 degrees in the remote Temblor Range, requiring a 2,000-foot walk across semi-arid scrubland. This Kern County spring flows about 24 degrees above ambient in landscape receiving minimal moisture in California's interior desert transition.
The approach crosses low sagebrush and desert grassland typical of the South Coast Ranges at 1,380 feet elevation. The spring itself sits in a rugged watershed where summer temperatures regularly exceed 100 degrees and precipitation averages just 7 inches annually, creating an austere yet geologically dynamic environment.
History of Carneros Spring
Carneros Spring emerges within the Temblor Range's active petroleum geology and geothermal systems. The low mineral content and neutral water chemistry indicate a relatively young or rapidly recharged geothermal system in this seismically active region.
A short walk distinguishes this from more remote thermal features, though it remains undeveloped and rustic. Selby Campground offers first-come, first-served camping 34.6 kilometers away. Visit October through April to avoid extreme summer heat; water conditions may fluctuate seasonally.|
Is Carneros Spring worth visiting?
Best for
- Warm-water soaking
- Overnight camping trips
Carneros Spring is well suited for warm-water soaking and overnight camping trips.
Annual Precip: 7.1 in
Annual Snow: 0.2 in
December
Air 50°F · Water 90°F · +40° contrast
January
Air 52°F · Water 90°F · +39° contrast
February
Air 53°F · Water 90°F · +37° contrast
December offers 34°F more contrast than August
Camping is available on a first come-first serve basis. Thirteen campsites with picnic tables, fire pits, horse corrals and a wheelchair accessible vault toilet. Electricity and drinking water is not available. There is no garbage service, please act responsibly and pack out any refuse you have. This campground is more secluded and the camper is only steps away from unlimited hiking in the Wilderness Study Area that lies outside the campground.
Reserve on Recreation.gov →
Swimsuit & towel
Water bottle
Stay hydrated, especially in hot water
Sun protection
Limited shade in warm climate
Camping gear
Nearby camping at Selby Campground
Trash bag
Pack out what you pack in
0 miles from Lost Hills, CA
USGS Quad: CARNEROS ROCKS 7.5 · NOAA: 2.0 · AMS Map: BAKERSFIELD
What is the water temperature at Carneros Spring?
Carneros Spring has a water temperature of 90°F (32°C). This is a warm thermal spring.
Where is Carneros Spring located?
Carneros Spring is located in Kern County, California at 1,380 feet elevation, near Lost Hills. Coordinates: 35.4390°N, 119.8460°W.
How do I get to Carneros Spring?
Carneros Spring has Short Walk road access (0.4 mi from the road).
Can I camp near Carneros Spring?
Yes, Selby Campground is located nearby (21.5 miles away).
Is it safe to soak at Carneros Spring?
Carneros Spring is generally safe for soaking at its recorded temperature. Access may be on private land or unconfirmed — verify current conditions before visiting. Always tell someone your plans before visiting remote hot springs.
Is Carneros Spring crowded?
Carneros Spring sees varying levels of visitors depending on the season and day of the week.
What should I bring to Carneros Spring?
Essentials for Carneros Spring: swimsuit, towel, water bottle, sun protection (hat, sunscreen), camping gear, a trash bag to pack out what you pack in.