Axial Seamount off Oregon's coast is the most active volcano in the Pacific Northwest, about 300 miles offshore and just under a mile beneath the ocean waves.

An undersea volcano off Oregon's coast will probably erupt in 2025, scientists say. The volcano, known as Axial, is a seamount 300 miles (480 kilometers) west of Cannon Beach, Oregon. The Axial seamount erupts regularly — it rumbled to life in 1998,

Scientists are predicting an undersea volcano known as Axial Seamount, located just off the coast of Oregon, will erupt in 2025. Axial is the most active

An undersea volcano off Oregon’s coast will likely erupt in 2025, scientists say. Known as Axial Seamount, it’s the most active volcano in the Pacific Northwest – though one most people haven’t heard of because it lies about 300 miles offshore and just under a mile beneath the ocean waves.