Missing Magma Found: Huge Reservoir Beneath Yellowstone Park

The supervolcano that lies beneath Yellowstone National Park is one of the world’s largest active volcanoes. Though it hasn’t erupted in 640,000 years, a huge volume of liquid magma exists underneath its surface. And now scientists say that volume has been underestimated. New studies of the volcano reveal a deeper magma reservoir that holds more than four times the magma volume previously known. Missing Magma The study is the first time the entire Yellowstone volcanic system has been