Volcano Watch

On May 28-30, 2013, two Hawaiian Volcano Observatory (HVO) scientists participated in a workshop on "Satellite-Data-Driven Detection, Tracking and...

There are times when the USGS motto, "Science for a Changing World," seems to be specifically crafted to describe studies at Hawaiian volcanoes.

Most of us feel fortunate if we never go near a dangerous battlefield. Yet, dozens, if not hundreds, of people are knowingly—or unwittingly—doing just...

Some volcanic eruptions have a much higher overall impact on society than others.

Do you, like most people, think that eruptions in Hawaii are confined to the Island of Hawai‘i? If so, you may be surprised to learn that Haleakalā...

At the Hawaiian Volcano Observatory (HVO), we continuously strive to improve our capability to monitor the volcanoes that we live upon.

Sometimes a geologic study resembles a crime scene investigation (CSI), as seen on TV. You piece together information from eyewitnesses and compare it...

At 9:28 a.m., HST, on April 3, 2013, the Hawaiian Volcano Observatory's (HVO) seismographic network recorded a magnitude-3.2 earthquake. This...

Petrology, the study of the origin, or genesis, of rocks, is an important aspect of our multi-faceted approach to monitoring the current eruptions of...

Over the past six months, the pace of Kīlauea's 30-year-long ongoing eruption has quickened. This follows the quietest period—spanning most of 2012—of...