This is equivalent to the volume of magma released roughly 1.3 million years ago during the Mesa Falls eruption—the second most recent caldera-forming eruption at Yellowstone. "We identify ...

Of the four rhyolitic reservoirs identified, three hold total volumes comparable to past small volcanic eruptions at Yellowstone. The volume of the fourth reservoir is similar to the Mesa Falls ...

The caldera formed during the last of three supereruptions over the past 2.1 million years: the Huckleberry Ridge eruption 2.1 million years ago (which created the Island Park Caldera and the ...