File:M 3711932 se 11 060 20220807.tif — public domain
Fish Creek Hot Springs, also called Iva Bell Hot Springs, emerges at 110°F deep in Sierra National Forest's backcountry at 7,240 feet elevation. This remote wilderness thermal feature rewards dedicated hikers with pristine surroundings and water 65.8°F warmer than the high-elevation air temperature.
A strenuous 4.5-mile hike from the nearest trailhead reaches this spring, passing through mixed conifer forests and alpine meadows. Winter snowfall exceeds 200 inches annually, burying the area from November through May. The water's chemistry shows low dissolved solids (378 mg/L TDS) and neutral pH of 6.7, typical of pristine Sierra thermal sources. Crystal-clear streams flow from the spring.
History of Fish Creek Hot Springs
Fish Creek Hot Springs sits atop a fractured rock system in the Sierra Nevada batholith where heat from Earth's interior drives groundwater toward the surface. The area's geological history spans hundreds of millions of years of tectonic activity and granitic intrusion. Indigenous peoples and early explorers likely discovered this site, though documented history remains sparse.
Access requires a challenging 4.5-mile hike on established trails; early summer through mid-fall offers the best conditions. Sherwin Creek Campground (13.2 km away) provides nearby camping with reservations available. The area falls within US Forest Service land with open public access; check local conditions before attempting the remote approach.
Is Fish Creek Hot Springs worth visiting?
Best for
- Hot spring soaking
- Overnight camping trips
Fish Creek Hot Springs is well suited for hot spring soaking and overnight camping trips.
Annual Precip: 34.4 in
Annual Snow: 199.6 in
December
Air 28°F · Water 110°F · +82° contrast
February
Air 29°F · Water 110°F · +81° contrast
January
Air 30°F · Water 110°F · +80° contrast
December offers 37°F more contrast than July
Recent Temperature
128.7°F
(53.7°C)
Measured Oct 20, 1993
The water at Fish Creek Hot Springs is slightly acidic (pH 6.7) with 378 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
Sherwin Creek Campground is located in the eastern Sierra Nevada Mountains within 2 miles of the full-service community of Mammoth Lakes, California. Popular among anglers, hikers, off-road vehicle enthusiasts and photographers, the campground is near some of the most spectacular wilderness and outdoor recreation areas in the Sierras.Recreation
With a motocross track and trails, Sherwin Creek is a hot spot for off-road vehicle enthusiasts. The area's majestic scenery and challenging...
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 Sherwin Creek
Trash bag
Pack out what you pack in
22 miles from Mammoth Lakes, CA
USGS Quad: DEVILS POSTPILE 15 · PP 492: 129.0 · NOAA: 7.0 · AMS Map: MARIPOSA
What is the water temperature at Fish Creek Hot Springs?
Fish Creek Hot Springs has a water temperature of 110°F (43°C). This is considered a hot spring, well above body temperature.
Where is Fish Creek Hot Springs located?
Fish Creek Hot Springs is located in Mono County, California at 7,240 feet elevation, near Mammoth Lakes. Coordinates: 37.5320°N, 119.0250°W.
How do I get to Fish Creek Hot Springs?
Fish Creek Hot Springs has Hike road access (4.5 mi from the road).
Is Fish Creek Hot Springs free to visit?
Fish Creek Hot Springs has Open access. It is managed by US Forest Service.
Can I camp near Fish Creek Hot Springs?
Yes, Sherwin Creek is located nearby (8.2 miles away).
What minerals are in the water at Fish Creek 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 378 mg/L.
Is it safe to soak at Fish Creek Hot Springs?
Fish Creek Hot Springs is generally safe for soaking at its recorded temperature. Always tell someone your plans before visiting remote hot springs.
Is Fish Creek Hot Springs crowded?
Fish Creek Hot Springs sees varying levels of visitors depending on the season and day of the week.
What should I bring to Fish Creek Hot Springs?
Essentials for Fish Creek 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.