Earthquakes are a common occurrence in Hawaiʻi. If you subscribe to emergency, earthquake or volcano notifications, the ...

Mauna Loa, the world's largest active volcano, is the mighty giant of Hawaii that's still bubbling away, waiting to be explored.

Hawaii Volcanoes National Park encompasses the summits of two of the world’s most active volcanoes: Kilauea and Mauna Loa. The eruption is visible from many public overlooks in the park.

The colossal Axial Seamount, one of the most active and best-monitored underwater volcanoes in the world, could erupt in a ...

The USGS Hawaiian Volcano Observatory spearheads Volcano Awareness Month each January on the Island of Hawaii. This year, in ...