Hot Spring On Seguam Island

Aleutians West Census Area County, Alaska · Near Dutch Harbor
52.3580°N, 172.3170°W · 103 ft
Hot 103 ft Backcountry

This Aleutian hot spring emerges from a volcanic island in the central chain where active geothermal systems continue to reshape the landscape. Water designated simply as hot in historical records, it sits at just 103 feet elevation but lies more than 75 miles from the nearest road, emphasizing extreme isolation.

The spring flows on Seguam Island, a volcanic landmass where geothermal features dot the landscape. At only 103 feet elevation, the spring sits in a relatively low-lying coastal environment despite the island's volcanic character. The surrounding terrain features active thermal manifestations and a harsh maritime climate shaped by exposure to the North Pacific Ocean.

History of Hot Spring On Seguam Island

This hot spring formed through active geothermal systems on Seguam Island, part of the central Aleutian volcanic chain. The island sits in a region where ongoing volcanic and tectonic activity drives vigorous thermal manifestations. The spring demonstrates the intense geothermal activity that characterizes the Aleutian arc.

Access information is limited; no formal land ownership or management data exists in available records. The spring sits in backcountry terrain requiring boat access across open ocean. Average annual air temperature reaches 40.7°F with 46 inches of precipitation and 70 inches of snow. Visitors face extreme maritime weather conditions year-round.

Is Hot Spring On Seguam Island worth visiting?

Best for

  • Backpacking adventures

Not ideal for

  • Day trips with young children
Hot Spring On Seguam Island rewards those willing to make the trek with a more secluded soaking experience.
Monthly Climate
34°
Jan
35°
Feb
35°
Mar
37°
Apr
40°
May
43°
Jun
47°
Jul
50°
Aug
48°
Sep
44°
Oct
40°
Nov
36°
Dec
Annual Precip: 46.3 in Annual Snow: 70.3 in
What to Bring
Swimsuit & towel
Water bottle Stay hydrated, especially in hot water
Sturdy footwear Trail or off-road approach
Warm layers Cold air before and after soaking
Trash bag Pack out what you pack in
References
PP 492: 38.0 · NOAA: 1.0 · AMS Map: SEGUAM
Frequently Asked Questions
What is the water temperature at Hot Spring On Seguam Island?
Hot Spring On Seguam Island is classified as hot. An exact temperature measurement has not been recorded.
Where is Hot Spring On Seguam Island located?
Hot Spring On Seguam Island is located in Aleutians West Census Area, Alaska at 103 feet elevation, near Dutch Harbor. Coordinates: 52.3580°N, 172.3170°W.
How do I get to Hot Spring On Seguam Island?
Hot Spring On Seguam Island has Backcountry road access (75.0 mi from the road).
Is it safe to soak at Hot Spring On Seguam Island?
Hot Spring On Seguam Island is generally safe for soaking at its recorded temperature. Access may be on private land or unconfirmed — verify current conditions before visiting. Always tell someone your plans before visiting remote hot springs.
Is Hot Spring On Seguam Island crowded?
Hot Spring On Seguam Island 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 Seguam Island?
Essentials for Hot Spring On Seguam Island: 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.
Temperature
Hot
Warm Hot Boiling
Avg Air Temp 41°F
Access
Road Access Backcountry
Distance to Road 75.0 mi