News

Daily updates about ongoing eruptions, recent images and videos of summit and East Rift Zone volcanic activity, maps, and data about recent earthquakes in Hawaii are posted on the HVO website.

Volcano Watch is a weekly article and activity update written by U.S. Geological Survey Hawaiian Volcano Observatory scientists and colleagues.

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September 8, 2016

Volcano Watch — Jaggar's prediction comes true—the 1935 eruption of Mauna Loa

Despite severely reduced funding and staffing, Jaggar made an important and successful prediction based on Mauna Loa's past pattern of eruptions.

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September 8, 2016

Photo and Video Chronology - Kīlauea - September 8, 2016

Ocean entry activity continues

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September 7, 2016

Photo and Video Chronology - Kīlauea - September 7, 2016

Kīlauea's lava lake at high level

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September 6, 2016

USGS HVO Press Release — Magnitude-4.0 earthquake at summit of Mauna Loa

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.0 earthquakebeneath the Island of Hawai‘i on Tuesday, September...

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September 6, 2016

Photo and Video Chronology - Kīlauea - September 6, 2016

Beautiful morning at the summit of Kīlauea

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September 1, 2016

Photo and Video Chronology - Kīlauea - September 1, 2016

Beautiful day on Kīlauea Volcano's East Rift Zone

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August 31, 2016

Volcano Watch — Charcoal is good for more than the barbeque

To help determine the timing of eruptive activity, geologists use a radiocarbon age-dating technique. Collecting charcoal is the most common method...

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August 25, 2016

Volcano Watch — Kīlauea Volcano's "Old Faithful"—a thing of the past

While scattered references to "Old Faithful" can be found after 1916, the persistent lava fountain, which played at Kīlauea Volcano for a quarter of a...

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August 25, 2016