#big island magnitude

Volcano Overflight Reveals New Beaches, Cloud Formations

“Pele continues to form new black sand beaches along the coast near her ocean entries.”

2006 Earthquakes Spurred Monitoring Improvements

A USGS assessment after the 2006 earthquakes recognized the need to integrate more modern digital instruments and analysis systems into HVO’s earthquake monitoring program.

Volcano Flyover Reveals Lava Plume & Skylight

Pele’s plume from the Pu’u ‘O’o vent stretched southeast over the Pali on Thursday morning, as the 61g flow continues unabated.

Why Do Earthquake Magnitudes Sometimes Change?

On Oct. 20, HVO encourages you to take part in the world’s largest earthquake preparedness exercise by practicing “Drop, Cover and Hold On!”