News

On August 25, 2023, HVO staff deployed a new webcam and survey equipment in Kīlauea's summit region. Kīlauea volcano is not erupting but earthquakes...

Volcanic eruptive activity may take many forms, from gently erupting basaltic fissures in Hawaii to intense explosive eruptions like those of Mount St...

Dr. Lis Gallant has spent the last two and a half years at the USGS Hawaiian Volcano Observatory (HVO) as a National Science Foundation Postdoctoral...

Last month a "Volcano Watch" article discussed the bicentennial of the first visit of westerners to Kīlauea caldera, led by English missionary William...

This month, USGS staff are in American Samoa to do outreach, strengthen relationships with partners, and maintain the monitoring network.

During the past month, HVO scientists and field engineers have conducted fieldwork on Kīlauea.

Understanding the eruptive history of volcanoes in Hawaii requires a tremendous amount of time and effort examining deposits. Typically, older...

It's been one year since Taʻū volcano in American Samoa started shaking residents of the Manuʻa Islands (Ofu-Olosega and Ta‘ū Islands). Fortunately...

Ocean swells are constantly occurring across the Earth’s oceans. These swells interact with the ocean crust below, creating continuous ocean noise...

During July, USGS staff are deploying temporary instruments to collect ground-based magnetotelluric (MT) data to image structure and fluids beneath...