Springs

Mono County, California · Near Mammoth Lakes
37.6350°N, 118.7200°W · 6,790 ft
72°F 6,790 ft Open Short Walk Bureau of Land Management Camping nearby (5.3 mi)

These 72-degree springs emerge at 6,790 feet elevation on Bureau of Land Management land within Long Valley Caldera, one of North America's most significant volcanic features. Recent USGS monitoring documents water chemistry with slightly alkaline pH of 8.4 and 241 milligrams per liter of total dissolved solids.

Location
29 miles from Mammoth Lakes, CA

The springs sit in high volcanic terrain near Mammoth Lakes where winters bring heavy snow (72.9 inches annually). The landscape features rugged volcanic rock formations and sparse alpine vegetation. Pools of clear, gently steaming water emerge in this cold environment where ambient air temperatures average just 47.5 degrees.

Access requires a short walk from the road over BLM public land. The Bishop Field Office manages the site. Heavy snow restricts comfortable visiting to late spring through early fall. Crowley Lake Campground lies 8.5 kilometers south, offering nearby facilities and fishing access.

History of Springs

Geologically, these springs represent hot water rising through fractured volcanic rock in Long Valley Caldera, a depression formed by catastrophic volcanic collapse around 760,000 years ago. The caldera remains geothermally active today, with numerous hot springs and fumaroles marking zones of crustal heat.

Monthly Climate
31°
Jan
30°
Feb
35°
Mar
41°
Apr
49°
May
63°
Jun
69°
Jul
68°
Aug
62°
Sep
51°
Oct
40°
Nov
30°
Dec
Annual Precip: 14.7 in Annual Snow: 72.9 in
Best Time to Visit
February Air 30°F · Water 72°F · +42° contrast
December Air 30°F · Water 72°F · +42° contrast
January Air 31°F · Water 72°F · +41° contrast
February offers 39°F more contrast than July
Current Conditions
40°F
W 18.0 mph 67% Good soaking weather
Thursday 72° Low 38° Sunny 3% precip
Friday 75° Low 39° Sunny
Saturday 77° Low 41° Sunny
Sunday 80° Low 44° Sunny
Monday 82° Low 45° Sunny
Water Chemistry Sampled 1988-07-09

The water at Springs is slightly alkaline (pH 8.4) with 241 mg/L total dissolved solids.

pH 8.4 Slightly Alkaline
pH influences mineral absorption through skin
Higher mineral concentration for therapeutic soaking
Calcium 11 mg/L
May support bone density and joint health
Magnesium 0 mg/L
Known for muscle relaxation and stress relief
Sodium 59 mg/L
Supports circulation and skin hydration
Sulfate 18 mg/L
Traditionally used for skin conditions and inflammation
Chloride 14 mg/L
Natural antiseptic with skin health benefits
Where to Stay

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Nearby Camping
Crowley Lake Campground 5.3 mi away

Overview Crowley Lake Campground offers 47 RV/tent sites, maximum recommended RV length is 30 feet. All sites include a fire pit, picnic table and a lantern holder. No hook-up. Potable water is available. Dump station fee is $10.00, no passes accepted. Closest amenities are 2 miles south in Crowley, or 10 miles north in Mammoth Lakes. Recreation Popular activities include lake and stream fishing, boating, windsurfing, horseback riding, hiking, and wildlife viewing. Facilities Crowley Lake...

Reservable Yes
Reserve on Recreation.gov →
Mile-High Advisory 6,790 ft

Springs sits at 6,790 feet above sea level, way above the mile-high mark. You may not feel the altitude strongly, but hot water still dehydrates you faster at elevation. UV is about 27% stronger than at sea level, so bring sunscreen and drink more water than you normally would.

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Temperature
72°F
Warm Hot Boiling
Water Temp 72°F (22°C)
Avg Air Temp 48°F
Above Ambient +25°F
Mild soaking conditions May
Access
Open
Road Access Short Walk
Distance to Road 0.3 mi
Land
Ownership Federal
Agency Bureau of Land Management
Designation PUB
Unit Bishop Field Office
Manager Bureau of Land Management
Protection 3 - Protected, subject to extractive use
Frequently Asked Questions
What is the water temperature at Springs?
Springs has a water temperature of 72°F (22°C). This is a warm thermal spring.
Where is Springs located?
Springs is located in Mono County, California at 6,790 feet elevation, near Mammoth Lakes. Coordinates: 37.6350°N, 118.7200°W.
How do I get to Springs?
Springs has Short Walk road access (0.3 mi from the road).
Is Springs free to visit?
Springs has Open access. It is managed by Bureau of Land Management.
Can I camp near Springs?
Yes, Crowley Lake Campground is located nearby (5.3 miles away).
What minerals are in the water at Springs?
Water chemistry analysis shows the presence of pH, Total Dissolved Solids, Calcium, Magnesium, Sodium, Sulfate, Chloride. The pH is 8.4 (slightly alkaline). Total dissolved solids measure 241 mg/L.
Is it safe to soak at Springs?
Springs is generally safe for soaking at its recorded temperature. Always tell someone your plans before visiting remote hot springs.
Is Springs crowded?
Springs sees varying levels of visitors depending on the season and day of the week.
What should I bring to Springs?
Essentials for Springs: swimsuit, towel, water bottle, camping gear, a trash bag to pack out what you pack in.
Sources: USGS NWIS