Hot Spring On Flat Creek

Southeast Fairbanks Census Area County, Alaska · Near Tok
65.0470°N, 142.8480°W · 1,830 ft
Warm 1,830 ft Open Backcountry National Park Service

This interior Alaskan hot spring emerges within a pristine national preserve, where boreal forest and alpine tundra meet free-flowing rivers. Water designated simply as warm in historical records, it sits at 1,830 feet elevation in open-access protected wilderness managed by the National Park Service.

Location

The spring flows through deep backcountry terrain in Yukon-Charley Rivers National Preserve, more than 41 miles from the nearest road of any kind. The landscape transitions from river valleys into alpine tundra as elevation increases. Visitors experience true wilderness isolation with no infrastructure or development visible for miles in any direction.

This spring requires serious backcountry travel; no roads approach within 41 miles. Located in Yukon-Charley Rivers National Preserve with open public access, visitors must be completely self-sufficient. Annual precipitation of 17.5 inches and 37 inches of snow create a subarctic climate with average annual air temperature of 25.9°F—brutally cold even by Alaska standards.

History of Hot Spring On Flat Creek

This hot spring formed through geothermal activity in Alaska's eastern Interior, where the National Park Service protects a vast landscape of boreal forest and alpine ecosystem. The spring's location within Yukon-Charley Rivers demonstrates the region's geologically dynamic character and the park's commitment to preserving pristine wilderness thermal features.

Monthly Climate
-6°
Jan
Feb
Mar
27°
Apr
45°
May
56°
Jun
59°
Jul
53°
Aug
42°
Sep
24°
Oct
Nov
-2°
Dec
Annual Precip: 17.5 in Annual Snow: 37.1 in
Current Conditions
34°F
Cloudy N 0.0 mph 100% Good soaking weather
Thursday 46° Low 33° Snow Showers Likely 86% precip
Friday 49° Low 32° Rain And Snow Showers Likely 69% precip
Saturday 52° Low 36° Rain And Snow Showers Likely 72% precip
Sunday 58° Low 38° Chance Rain Showers 47% precip
Monday 59° Low 39° Chance Rain Showers 54% precip
Where to Stay

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Temperature
Warm
Warm Hot Boiling
Avg Air Temp 26°F
Access
Open
Road Access Backcountry
Distance to Road 41.1 mi
Land
Ownership Federal
Agency National Park Service
Designation National Conservation Area
Unit Yukon-Charley Rivers National Preserve
Manager National Park Service
Protection 1 - Permanent protection, natural state
Frequently Asked Questions
What is the water temperature at Hot Spring On Flat Creek?
Hot Spring On Flat Creek is classified as warm. An exact temperature measurement has not been recorded.
Where is Hot Spring On Flat Creek located?
Hot Spring On Flat Creek is located in Southeast Fairbanks Census Area, Alaska at 1,830 feet elevation, near Tok. Coordinates: 65.0470°N, 142.8480°W.
How do I get to Hot Spring On Flat Creek?
Hot Spring On Flat Creek has Backcountry road access (41.1 mi from the road).
Is Hot Spring On Flat Creek free to visit?
Hot Spring On Flat Creek has Open access. It is managed by National Park Service.
Is it safe to soak at Hot Spring On Flat Creek?
Hot Spring On Flat Creek is generally safe for soaking at its recorded temperature. Always tell someone your plans before visiting remote hot springs.
Is Hot Spring On Flat Creek crowded?
Hot Spring On Flat Creek requires a hike or off-road travel, which naturally limits crowds. You'll generally find fewer visitors on weekdays and outside peak season.
What should I bring to Hot Spring On Flat Creek?
Essentials for Hot Spring On Flat Creek: swimsuit, towel, water bottle, sturdy footwear for the approach, warm layers for before and after soaking, a trash bag to pack out what you pack in.