Yellowstone Eruption July 23 2024. A violent hydrothermal explosion at yellowstone national park sent visitors fleeing tuesday as mud and debris erupted from a geyser just north of old faithful, according to park. A large explosion sent visitors running down the boardwalk of one of yellowstone national park's famed thermal pools on tuesday as boiling water, mud, rocks and steam.

A violent hydrothermal explosion at yellowstone national park sent visitors fleeing tuesday as mud and debris erupted from a geyser just north of old faithful, according to park. A hydrothermal eruption tuesday (july 23) morning surprised visitors walking among the colorful hot springs in yellowstone national park’s biscuit basin, near the famous old faithful geyser.