page_title: Mesa Falls Tuff
hierarchical_section_title: Mesa Falls Tuff
caption_attribution_description: English: Graphic showing extent of Mesa Falls ash bed.
context_page_description: The Mesa Falls Tuff is a tuff formation created by the Mesa Falls eruption that formed the Henry's Fork Caldera that is located in Idaho west of Yellowstone National Park. It is the second most recent caldera forming eruption from the Yellowstone hotspot and ejected of 280 km³ of material. This eruption, 1.3 million years BP, was preceded by the Huckleberry Ridge Tuff and succeeded by the Lava Creek Tuff both of which were created by the Yellowstone hotspot.
context_section_description: The Mesa Falls Tuff is a tuff formation created by the Mesa Falls eruption that formed the Henry's Fork Caldera that is located in Idaho west of Yellowstone National Park.  It is the second most recent caldera forming eruption from the Yellowstone hotspot and ejected of 280 km³ (67 cu mi) of material.  This eruption, 1.3 million years BP, was preceded by the Huckleberry Ridge Tuff and succeeded by the Lava Creek Tuff both of which were created by the Yellowstone hotspot.
caption: Extent of the Mesa Falls ash bed
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