News

During the week of April 10, the Hawaiian Volcano Observatory upgraded the Hualālai Repeater station and installed a new webcam looking at the...

Fieldwork for the Kīlauea Seismic Imaging Project, which will provide a new detailed view of shallow subsurface structures and the magma system...

While our attention is generally drawn to the Island of Hawai‘i’s most active volcanoes, Kīlauea and Mauna Loa, it is also important to keep watch on...

What makes a volcano a volcano? This was the topic of a “Volcano Watch” article about 20 years ago. Recent questions from visitors suggest this...

The original purpose of geologic mapping in Hawaiʻi was to understand the distribution of groundwater and soils to support agriculture. But as...

The third in a series of recorded talks by HVO staff that will be posted on our website throughout the month of January. These talks are presented as...

Many messages to AskHVO (askHVO@usgs.gov) request resources relating to geologic maps and geographic information systems (GIS) data. "Is there a map...

In the past, HVO would occasionally post images of people collecting lava samples on our website. These photos usually featured a person (with little...

Information about how to stay informed about Hawaiian volcanoes.

January 2019 is Hawaiʻi Island's 10th annual Volcano Awareness Month.