File:Flowery Hillside (33575392216).jpg — cc by-sa 2.0
Cameta Warm Spring flows at 73°F from the Temblor Range in San Luis Obispo County at 1,621 feet elevation near Shandon. This roadside spring, located just 7 feet from access routes, produces water only 11°F above ambient temperature in a landscape receiving less than 10 inches of annual precipitation.
The spring emerges in the rain-shadow interior of San Luis Obispo County, where sparse desert scrub and scattered oak characterize the arid foothills. The modest thermal output provides a cool, subtle spring in stark contrast to dramatic Sierra thermal features. The setting presents wide-open vistas of rolling terrain, minimal vegetation cover, and the geological structures of the Temblor Range visible in surrounding hills.
History of Cameta Warm Spring
Cameta Warm Spring's marginal geothermal character reflects its position in a transitional zone where crustal heat diminishes moving toward coastal regions. The water chemistry—including 95 mg/L sulfate and 58 mg/L calcium—indicates circulation through mineral-rich rock formations typical of the Temblor Range geology. The spring represents a modest manifestation of the region's broader geothermal potential.
Roadside access makes this spring easy to visit during explorations of San Luis Obispo County's interior. The arid climate means winter and spring offer the most pleasant conditions before summer heat arrives. The modest thermal output provides lukewarm bathing water ideal for cooling off on hot days rather than seeking warmth—a reversal of typical hot springs usage in California's warmer regions.
Is Cameta Warm Spring worth visiting?
Best for
- Easy day trips
- Overnight camping trips
Cameta Warm Spring is well suited for easy day trips and overnight camping trips.
Annual Precip: 9.7 in
Annual Snow: 0.1 in
December
Air 48°F · Water 73°F · +25° contrast
January
Air 49°F · Water 73°F · +24° contrast
February
Air 50°F · Water 73°F · +23° contrast
December offers 29°F more contrast than August
Recent Temperature
59.0°F
(15.0°C)
Measured Apr 29, 1981
The water at Cameta Warm Spring is neutral (pH 6.8). It is notably rich in magnesium (known for muscle relaxation and stress relief).
pH influences mineral absorption through skin
May support bone density and joint health
Known for muscle relaxation and stress relief
Supports circulation and skin hydration
Traditionally used for skin conditions and inflammation
Natural antiseptic with skin health benefits
Iron-rich springs may support circulation
Overview
La Panza Campground is full of opportunities to relax or explore the forest. Nearby is Machesna Mountain Wilderness where hiking, hunting and horseback riding are popular. Off-high vehicle (OHV) recreation is also plentiful in the area.Recreation
La Panza Campground is best enjoyed by campers who prefer a rugged outdoor experience. The Pozo La Panza 18,867-acre area has approximately 44 miles of routes that vary from sandy washes to a ridgeline route including a section known to expe...
Reserve on Recreation.gov →
Swimsuit & towel
Water bottle
Stay hydrated, especially in hot water
Camping gear
Nearby camping at La Panza Campground
Trash bag
Pack out what you pack in
USGS Quad: (LA PANZA RANCH 7.5) · NOAA: 5.0 · AMS Map: SAN LUIS OBISPO
What is the water temperature at Cameta Warm Spring?
Cameta Warm Spring has a water temperature of 73°F (23°C). This is a warm thermal spring.
Where is Cameta Warm Spring located?
Cameta Warm Spring is located in San Luis Obispo County, California at 1,621 feet elevation, near Shandon. Coordinates: 35.4000°N, 120.2500°W.
How do I get to Cameta Warm Spring?
Cameta Warm Spring has Roadside road access (22 ft from the road).
Can I camp near Cameta Warm Spring?
Yes, La Panza Campground is located nearby (3.3 miles away).
What minerals are in the water at Cameta Warm Spring?
Water chemistry analysis shows the presence of pH, Calcium, Magnesium, Sodium, Sulfate, Chloride, Iron. The pH is 6.8 (neutral).
Is it safe to soak at Cameta Warm Spring?
Cameta Warm 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 Cameta Warm Spring crowded?
Cameta Warm Spring is accessible from a paved road, making it easy to reach. Weekends and holidays may be busier — consider visiting on a weekday for a quieter experience.
What should I bring to Cameta Warm Spring?
Essentials for Cameta Warm Spring: swimsuit, towel, water bottle, camping gear, a trash bag to pack out what you pack in.