As Axial Seamount continues to swell, scientists are preparing for its next eruption. The volcano’s location at the boundary ...

The volcano, known as Axial Seamount, is more than 4,900 feet beneath the Pacific Ocean and 300 miles off the Oregon coast, but it is showing signs it will soon erupt for the first time since 2015.

Located 300 miles off the Oregon coast and more than 4,900 feet below the Pacific Ocean's surface, Axial Seamount last erupted ... a network of sensors spanning the Juan de Fuca tectonic plate, ...

Nearly a mile deep, the Pacific Ocean volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only discovered its existence in the 1980s.

The Axial Seamount is a mile-wide underwater volcano that sits 300 miles off the coast of Oregon and more than 4,900 feet below the surface of the Pacific Ocean.

The Axial Seamount, an underwater volcano 300 miles off Oregon’s coast, may erupt soon. What it means for Washington, Oregon and the Pacific Northwest.

The most active volcano in the Pacific Northwest is the Axial Seamount. It’s located 300 miles west of Astoria, Oregon, and a mile under the ocean. It’s erupted three times in the past 25 years.

The Axial Seamount, an underwater volcano 300 miles off Oregon’s coast, may erupt soon. What it means for Washington, Oregon and the Pacific Northwest.

An underwater volcano that can be found around 300-miles off the coast of Oregon in the US could erupt by the end of 2025. Axial Seamount is the most active submarine volcano in the northeast Pacific.

Three hundred miles off the Oregon coast and 4,900 feet beneath the Pacific Ocean, Axial Seamount—one of the Pacific Northwest's most active submarine volcanos—is showing signs of eruption.