Screen capture showing onset of a small hydrothermal explosion at Biscuit Basin, Yellowstone National Park, on June 13, 2026

Screen capture showing the view from the Biscuit Basin research and monitoring camera at 05:09:54 a.m. MDT on June 13, 2026.  Black Diamond Pool is in the foreground, and a steam plume in the upper right marks the occurrence of a small hydrothermal explosion behind (to the north of) the pool.