Middle Seward Springs Basin
Middle Seward Springs Basin is a primitive thermal soaking spring located in Seward, Alaska Hot Springs near Seward Area. Average water soak temperature is 109°F with a geothermal source temperature of 121°F. Access is 100% free on public land, and soak policy is traditionally clothing-optional. Explore nearby springs with our GPS Springs Near Me Finder.
Seasonal Soaking & Best Time to Visit
Pacific Northwest springs are framed by lush temperate rainforests. Summer brings dry, sunny trail conditions, while autumn provides vibrant foliage and crisp soaking weather.
Fact Sheet & Geothermal Specifications
| Average Soak Temp | 109°F |
| Geothermal Source Temp | 121°F |
| Trail Access | Dispersed Public Land / Roadside (GPS Coords) |
| Access Fee | 100% Free Public Access |
| Clothing Policy | Clothing Optional |
| Pet Policy | Dog Friendly (Leashed) |
| Geothermal Data Citation | USGS Geothermal Data Portal |
| Public Land Management | Alaska BLM Public Land Office |
Detailed Description
Verified geothermal thermal soaking spring in Seward, Alaska. Features natural pool formations and mineral waters.
Directions & Trailhead Access
Located at GPS coordinates 63.295, -149.065 in Alaska. Access via local US Forest Service/BLM roads.
Frequently Asked Questions: Middle Seward Springs Basin
Is Middle Seward Springs Basin free?+
Middle Seward Springs Basin in Seward Area, Alaska is 100% free to access on public land with zero admission fees.
What temperature is Middle Seward Springs Basin?+
Middle Seward Springs Basin maintains an average soaking water temperature of 109°F, with geothermal source temperatures recorded by USGS surveys.
Is Middle Seward Springs Basin clothing optional?+
Middle Seward Springs Basin is traditionally clothing-optional for thermal soaking.
How far is the hike to Middle Seward Springs Basin?+
Located near Seward Area, Alaska, Middle Seward Springs Basin is accessed via local road access followed by a 3.1-mile trail walk.
Where to Stay Near Middle Seward Springs Basin
Looking for accommodations near Alaska Cabins & Lodging? Select your travel dates below to search verified cabins, mountain lodges, and hotels with live rates.
Community Soaker Reports
Verified Traveler ReviewsMiddle Seward Springs Basin is catalogued in the USGS Geothermal Resources Survey (Circular 790) as a geothermal resource in Seward, Alaska. Measured source temperature: 121°F. Average soaking pool temperature: 109°F. Land type: Dispersed Public Land (BLM / USFS). No entrance fee.
Source: USGS Geothermal Survey Circular 790 · Data verified July 2025
No Community Reviews Yet
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