Unnamed Thermal Spring

Modoc County, California · Near Alturas
41.4660°N, 120.5250°W · 4,360 ft
72°F 4,360 ft Restricted Short Walk US Fish and Wildlife Service Camping nearby (14.7 mi)

Within Modoc National Wildlife Refuge near Alturas, this 72-degree thermal spring occupies protected habitat at 4,360 feet elevation, with restricted public access designed to preserve waterfowl and wetland resources.

Location

The spring flows within refuge boundaries managed primarily for waterfowl conservation, surrounded by wetland vegetation and meadows. The high elevation setting experiences long winters with over 43 inches of annual snowfall, creating a landscape where the thermal water provides unusual warmth in an otherwise frozen environment.

Access to this spring is restricted to protect wildlife habitat and waterfowl breeding areas. Contact Modoc National Wildlife Refuge for information about any available viewing opportunities. The remote location near Alturas and heavy winter snowfall limit access to summer months only.

History of This Spring

Geologically, the spring indicates modest geothermal circulation at 21 degrees above ambient in the Modoc Plateau region. The U.S. Fish and Wildlife Service manages the refuge to protect vital wetland habitat and migratory bird populations, restricting access to preserve these ecological functions.

Monthly Climate
32°
Jan
34°
Feb
39°
Mar
46°
Apr
55°
May
66°
Jun
76°
Jul
74°
Aug
65°
Sep
52°
Oct
40°
Nov
31°
Dec
Annual Precip: 18.1 in Annual Snow: 43.3 in
Best Time to Visit
December Air 31°F · Water 72°F · +41° contrast
January Air 32°F · Water 72°F · +40° contrast
February Air 34°F · Water 72°F · +38° contrast
December offers 45°F more contrast than July
Current Conditions
46°F
Clear N 0.0 mph 71% Good soaking weather
Thursday 80° Low 41° Sunny 1% precip
Friday 78° Low 42° Mostly Sunny
Saturday 81° Low 39° Sunny
Sunday 85° Low 43° Mostly Sunny
Monday 86° Low 44° Sunny
Where to Stay

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Nearby Camping
Pepperdine Equestrian Campground 14.7 mi away

The campsites are mostly shaded and enjoy serene surroundings and are equiped with 12' X 12' metal corrals. A short trail runs over to the start of the Summit Trail where it heads south into the South Warner Wilderness.  No wilderness permits are required however, if you plan to use a camp or backpack stove or charcoal barbeque or have a campfire outside the developed campground, you will need a current California Campfire Permit.

Reserve on Recreation.gov →
Temperature
72°F
Warm Hot Boiling
Water Temp 72°F (22°C)
Avg Air Temp 51°F
Above Ambient +21°F
Mild soaking conditions May
Access
Restricted
Road Access Short Walk
Distance to Road 0.1 mi
Land
Ownership Federal
Agency US Fish and Wildlife Service
Designation National Wildlife Refuge
Unit Modoc National Wildlife Refuge
Manager US Fish and Wildlife Service
Protection 2 - Permanent protection, some use allowed
Frequently Asked Questions
What is the water temperature at ?
has a water temperature of 72°F (22°C). This is a warm thermal spring.
Where is located?
is located in Modoc County, California at 4,360 feet elevation, near Alturas. Coordinates: 41.4660°N, 120.5250°W.
How do I get to ?
has Short Walk road access (0.1 mi from the road).
Is free to visit?
has Restricted access. It is managed by US Fish and Wildlife Service.
Can I camp near ?
Yes, Pepperdine Equestrian Campground is located nearby (14.7 miles away).
Is it safe to soak at ?
is generally safe for soaking at its recorded temperature. Always tell someone your plans before visiting remote hot springs.
Is crowded?
sees varying levels of visitors depending on the season and day of the week.
What should I bring to ?
Essentials for : swimsuit, towel, water bottle, camping gear, a trash bag to pack out what you pack in.