2025-12-24 15:05:03
Video shared by the USGS on social media shows mud spraying up and out from the murky hot spring just before 9.23am local time in Biscuit Basin.
Black Diamond Pool lies about midway between the famous Old Faithful geyser and Grand Prismatic Spring, the park’s largest spring.
A hydrothermal explosion at Black Diamond in July 2024 sent rocks and mud flying hundreds of feet high and damaged a boardwalk used by visitors, prompting the closure of the area
























