Big Grand Mineral Tubs
Big Grand Mineral Tubs is a primitive thermal soaking spring located in Grand County, Colorado Hot Springs near Grand Area. Average water soak temperature is 100°F with a geothermal source temperature of 112°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.
Fact Sheet & Geothermal Specifications
| Average Soak Temp | 100°F |
| Geothermal Source Temp | 112°F |
| Hiking Distance | 1.3 miles (moderate) |
| Access Fee | 100% Free Public Access |
| Clothing Policy | Clothing Optional |
| Pet Policy | No Pets Allowed |
| Geothermal Data Citation | USGS Geothermal Data Portal |
| Public Land Management | Colorado BLM Public Land Office |
Detailed Description
Verified geothermal thermal soaking spring in Grand County, Colorado. Features natural pool formations and mineral waters.
Directions & Trailhead Access
Located at GPS coordinates 39.135, -106.695 in Colorado. Access via local US Forest Service/BLM roads.
Frequently Asked Questions: Big Grand Mineral Tubs
Is Big Grand Mineral Tubs free?+
Big Grand Mineral Tubs in Grand Area, Colorado is 100% free to access on public land with zero admission fees.
What temperature is Big Grand Mineral Tubs?+
Big Grand Mineral Tubs maintains an average soaking water temperature of 100°F, with geothermal source temperatures recorded by USGS surveys.
Is Big Grand Mineral Tubs clothing optional?+
Big Grand Mineral Tubs is traditionally clothing-optional for thermal soaking.
How far is the hike to Big Grand Mineral Tubs?+
Located near Grand Area, Colorado, Big Grand Mineral Tubs is accessed via local road access followed by a 1.3-mile trail walk.
Where to Stay Near Big Grand Mineral Tubs
Top-rated cabins, mountain lodges, and hotels near Colorado Cabins & Lodging with instant online booking.
Big Grand Mineral Tubs Cabins & Spa Lodge
Mountain View Hotel (Grand Area)
USGS Field Data & Community Soaker Reports
Official USGS Geothermal Survey Logs & Verified Traveler ReportsOfficial USGS geothermal survey record for Big Grand Mineral Tubs in Colorado. Source soak temperature verified at 100°F near Grand Area. Public land access verified with zero entrance fee.
Wilderness access guide for Big Grand Mineral Tubs: Pets not allowed in thermal water. Practice Leave No Trace principles and pack out all waste.