Volcano Watch

On March 30, 2018, a change occurred within the ranks of the USGS Hawaiian Volcano Observatory's (HVO's) staff when geophysicist Asta Miklius retired...

About a month ago, I attended the 2019 National Diversity in STEM Conference, an annual meeting organized by the Society for Advancement of Chicanos...

Over the last two centuries, six lava flows erupted from Mauna Loa's Northeast Rift Zone and advanced toward Hilo.

In the tradition of Hawaiian Volcano Observatory (HVO) founder Thomas Jaggar's innovative field methods, HVO recently used a cutting-edge technique to...

Information about air quality is important to Hawaii residents, particularly those living on the Island of Hawai‘i, where volcanic activity can lead...

As roads are recut into Kīlauea’s 2018 lava flow field, many have been surprised at how hot the lava remains under the surface, even though it is...

U.S. Geological Survey trucks pull off the shoulder of Mauna Loa Observatory Road before dawn. I park the Jeep at the helicopter staging area, a flat...

In late September 2019, East Hawai‘i residents with ocean views may have noticed an unusual ship—too small for a cruise ship, too big for a fishing...

The USGS Hawaiian Volcano Observatory (HVO) detects tens of thousands of earthquakes each year. Currently, one of the most active areas of seismicity...

The recently published "Geologic map of the central-southeast flank of Mauna Loa volcano" is the culmination of years of field work by the U.S...