HotPrimitive

River Group

WY196°F

About River Group

River Group is a striking hot spring nestled in Wyoming’s geothermal landscape, boasting an intense water temperature of 196°F. This primitive spot offers a raw, natural bathing experience surrounded by steaming vents and vibrant mineral deposits, drawing you into the powerful forces beneath the earth’s surface.

Getting There

Access to River Group involves a rugged approach, typically requiring a hike through uneven terrain within Yellowstone National Park’s remote areas. Parking is limited near trailheads, and the journey demands preparation and a sturdy pair of boots to navigate the natural landscape.

What to Expect

The water at River Group is exceptionally hot, so caution is essential before entering or finding a cooler margin for soaking. The atmosphere is serene, with minimal crowds allowing a quiet immersion in Yellowstone’s geothermal wonders. Primitive conditions mean no developed facilities; you engage fully with the untouched environment.

Tips for Visitors

Visit during weekday mornings or cooler months for the most solitude and comfortable temperatures. Bring ample water, sturdy footwear, and a thermometer if you want to gauge safe soaking spots. There are no entry fees, but respect the fragile ecosystem by avoiding bathing in the hottest pools and packing out all trash.

Last updated December 20, 2025

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