News

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.1 earthquake located east of Pāhala on Wednesday, August 18, at...

HVO scientists—equipped with specialized safety gear—continue the Kīlauea caldera volcanic gas mapping within the closed area of Hawai‘i Volcanoes...

When it comes to data, Yellowstone is a geophysicist’s dream. There is continuous activity from earthquakes, geysers, and of course, the volcano...

Kīlauea's summit is no longer erupting; lava supply to the Halemaʻumaʻu lava lake has ceased and sulfur dioxide emissions have decreased to near pre...

More people were probably killed by the 1790 eruption of Kīlauea than by any other eruption in what is now the United States. Several hundred men...

The USGS recently published "Water-level data for the crater lake at the summit of Kīlauea Volcano, Island of Hawaiʻi, 2019–2020." The data release...

Kīlauea's summit is no longer erupting; lava supply to the Halemaʻumaʻu lava lake has ceased and sulfur dioxide emissions have decreased to near pre...

HVO geophysicists have recently been undertaking a Global Positioning System (GPS) campaign across Kīlauea.

Visitors to Yellowstone ask a lot of questions! So how do park rangers answer when they are asked, “where is the volcano?”

Geologists at the USGS Hawaiian Volcano Observatory (HVO) had their mobile phones buzzing this past week with automated alert messages, notifying them...