Hot Spring Near Port Moller
At 160 degrees Fahrenheit, this spring ranks among Alaska's hottest thermal features, producing water 120 degrees above the frigid ambient environment at sea level within Alaska Peninsula National Wildlife Refuge.
The spring emerges at the coastline where ocean influences moderate temperatures slightly compared to interior locations. The surrounding terrain features coastal mountains, tidal flats, and active marine ecosystems supporting marine mammals and seabirds.
Access remains restricted and requires special permits. The sea level location and extreme temperature create hazardous conditions requiring caution and proper preparation for any potential visit.
The spring's extraordinary heat reflects deep geothermal systems in a region shaped by active subduction zone geology and ongoing volcanic influences beneath the Alaska Peninsula. Federal protection preserves its pristine condition.
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Hot Spring Near Port Moller requires a hike to reach, so pack light but prepared. The water is dangerously hot — bring water shoes and test pools carefully. Cold air temperatures make a changing robe or warm layers essential.
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