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Reds Meadow Hot Springs flows at an impressive 115°F high in the Eastern Sierra at 7,638 feet elevation, delivering water 72 degrees warmer than the frigid mountain air where annual temperatures average just 43°F.
Standing virtually roadside in spectacular alpine terrain, the spring sits within the Inyo National Forest where dramatic granite peaks and subalpine meadows surround the thermal waters. The setting combines geothermal heat with a cold mountain environment receiving over 200 inches of snow annually. Mineral-rich waters (pH 6.7, 642 mg/L total dissolved solids) emerge from the earth into the high-elevation landscape near Mammoth Lakes.
History of Reds Meadow Hot Springs
Reds Meadow Hot Springs represents one of California's more accessible high-alpine thermal features, lying on US Forest Service land with open public access. The geothermal activity reflects deeper crustal heat sources common throughout the Sierra Nevada mountains. Historical use includes recreation, with the spring positioned near popular hiking and wilderness routes.
This roadside spring requires only an 85-meter walk from the nearest road, making it highly accessible despite remote mountain location. Best visits occur late spring through early fall when snow melts and access is easiest. Annual precipitation averages 33 inches with extreme winter snowfall of 203 inches. The site sits on protected Forest Service land allowing recreational use.
Is Reds Meadow Hot Springs worth visiting?
Best for
- Hot spring soaking
- Easy day trips
- Overnight camping trips
Reds Meadow Hot Springs offers an accessible hot spring experience — great for a day trip.
Annual Precip: 33.1 in
Annual Snow: 203.5 in
February
Air 28°F · Water 115°F · +88° contrast
December
Air 27°F · Water 115°F · +88° contrast
January
Air 29°F · Water 115°F · +86° contrast
February offers 36°F more contrast than July
Recent Temperature
115.5°F
(46.4°C)
Measured Jul 11, 1990
The water at Reds Meadow Hot Springs is slightly acidic (pH 6.7) with 642 mg/L total dissolved solids.
pH influences mineral absorption through skin
Higher mineral concentration for therapeutic soaking
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
Pumice Flat Group Camp is located in the Red's Meadows and Devils Postpile section of the eastern Sierra Nevada Mountains, just west of the full-service community of Mammoth Lakes, California.
This group camping facility provides access to some of the most spectacular wilderness in the Sierras and many outdoor activities such as horseback riding, fishing, hiking, photography and geologic study of the dramatic landscape. Devils Postpile National Monument and the famous Ansel Adams Wi...
Reserve on Recreation.gov →
Swimsuit & towel
Water bottle
Stay hydrated, especially in hot water
Warm layers
Cold air before and after soaking
Camping gear
Nearby camping at Pumice Flat Group Camp
Trash bag
Pack out what you pack in
Water shoes
Hot ground near source
29 miles from Mammoth Lakes, CA
USGS Quad: DEVILS POSTPILE 15 · PP 492: 128.0 · NOAA: 6.0 · AMS Map: MARIPOSA
What is the water temperature at Reds Meadow Hot Springs?
Reds Meadow Hot Springs has a water temperature of 115°F (46°C). This is considered a hot spring, well above body temperature.
Where is Reds Meadow Hot Springs located?
Reds Meadow Hot Springs is located in Mono County, California at 7,638 feet elevation, near Mammoth Lakes. Coordinates: 37.6180°N, 119.0740°W.
How do I get to Reds Meadow Hot Springs?
Reds Meadow Hot Springs has Roadside road access (279 ft from the road).
Is Reds Meadow Hot Springs free to visit?
Reds Meadow Hot Springs has Open access. It is managed by US Forest Service.
Can I camp near Reds Meadow Hot Springs?
Yes, Pumice Flat Group Camp is located nearby (1.9 miles away).
What minerals are in the water at Reds Meadow Hot Springs?
Water chemistry analysis shows the presence of pH, Total Dissolved Solids, Calcium, Magnesium, Sodium, Sulfate, Chloride, Iron. The pH is 6.7 (slightly acidic). Total dissolved solids measure 642 mg/L.
Is it safe to soak at Reds Meadow Hot Springs?
At 115°F, Reds Meadow Hot Springs is hot enough to require caution. Enter slowly, limit soaking sessions to 15–20 minutes, and stay hydrated. Always tell someone your plans before visiting remote hot springs.
Is Reds Meadow Hot Springs crowded?
Reds Meadow Hot Springs 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 Reds Meadow Hot Springs?
Essentials for Reds Meadow Hot Springs: swimsuit, towel, water bottle, warm layers for before and after soaking, camping gear, a trash bag to pack out what you pack in. The water is over 110°F — test the temperature before entering and watch for scalding near the source.