NATIONAL PARK SERVICE · alerts
Biscuit Basin Closed Due to Hydrothermal Explosion
June 9, 2025 · Source: National Park Service
The parking lot, boardwalk, and Firehole River at Biscuit Basin, located north of Old Faithful, is closed to all travel until further notice due to the possibility of another event at the site of a hydrothermal explosion that occurred July 23, 2024.
Read the official NPS sourceWhat Travelers Need to Know
Check the affected roads, trails or facilities and the dates in the official notice. Plan an alternate route or activity if your itinerary uses the affected area.
This is an archived notice. Confirm its current status on the official conditions page before traveling.
Traveler guidance by State & Nation Staff Writer.