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The Kīlauea summit eruption that began on September 10th, continues. Eruptive activity is confined to the downdropped block and Halemaʻumaʻu crater...

The Kīlauea summit eruption that began yesterday at 3:15 p.m., September 10th, continues this morning. Eruptive activity is confined to the...

Kīlauea volcano is erupting. At approximately 3:15 p.m. HST on September 10, 2023, the USGS Hawaiian Volcano Observatory observed eruptive activity in...

Kīlauea volcano is erupting. At approximately 3:15 p.m. HST on September 10, 2023, the USGS Hawaiian Volcano Observatory observed eruptive activity in...

Measuring how a volcano deforms in response to moving magma is one of the cornerstones of volcano monitoring. Our instrumentation includes a number of...

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.