Axial Seamount is a young, 30 million-year-old undersea volcano in the Pacific Ocean off the U.S. coast, and it’s expected to ...

An Oregon State University scientist has predicted a volcanic eruption in 2025. But at about one mile under the ocean, the ...

Axial Seamount—the most active volcano in the northeast Pacific Ocean—is located less than 300 miles off the coast of Oregon. It last erupted in 1998, 2011 and 2015. Now, with the seamount's ...

Thanks to a dense array of sensors on the volcano’s summit and flanks, scientists know that Axial Seamount has been swelling with magma and getting taller, a sign that it’s ready to go off.