News

Each year, the Hawaiian Volcano Observatory records thousands of earthquakes with its island-wide network of seismographs. Often, many of these...

The 13-year-old East Rift Zone eruption of Kīlauea Volcano has returned to the steady-state condition that existed prior to the dramatic eruptive...

The Island of Hawai'i consists of five coalesced volcanoes, a submarine volcano that has already subsided below sea level, and another, Lō‘ihi...

The 15 volcanoes that comprise the eight principal Hawaiian Islands are the youngest in a linear chain of about 125 volcanoes that stretches for about...

Last week we discussed the different land surveying techniques HVO scientists use to monitor the swelling and movement of active volcanoes.
 

Hawaii is a land of rugged beauty and untamed natural forces swathed in a beguiling gentleness that is unmatched anywhere else on Earth.
 

Maps showing volcanic hazard zones for the Big Island were first prepared in 1974 by the U.S. Geological Survey.

A few weeks ago, we told you about the more than 67,000 earthquakes we recorded during the past year. Most of those earthquakes were so small that...

The Hawaiian Volcano Observatory is located on the northwest rim of Kīlauea caldera adjacent to the Jagger Museum. Because of its location within...

About nine months ago I wrote about a scientific drill hole in Hilo that was funded by the National Science Foundation to examine the long-term growth...