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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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Volcano Watch — High Chief Keli`ikuku's pride devastated by unusually long Kīlauea eruption

Volcano Watch — High Chief Keli`ikuku's pride devastated by unusually long Kīlauea eruption

In the mid-19th century, Kona chief Kanuha told French explorer Jules Remy the story of Keli`ikuku, an ancient high chief of Puna.

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Volcano Watch — Recent Mauna Loa "prediction" does not change HVO assessment

Volcano Watch — Recent Mauna Loa "prediction" does not change HVO assessment

A few weeks ago, each of the local newspapers carried a story about a study, released in the journal Science, predicting that the next Mauna Loa...

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Volcano Watch — State of Hawai`i geologic map available online

Volcano Watch — State of Hawai`i geologic map available online

A new geologic map of the State of Hawai`i became publicly available this week. The publication is free online as U.S. Geological Survey Open-File...

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USGS HVO Press Release — A Magnitude-4.7 earthquake and aftershocks strike Kīlauea summit

USGS HVO Press Release — A Magnitude-4.7 earthquake and aftershocks strike Kīlauea summit

A magnitude-4.7 earthquake was recorded by the U.S. Geological Survey's Hawaiian Volcano Observatory on May 24, 2007 at 9:13 a.m. HST.

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Volcano Watch — Critical field observation at Kīlauea in 1915 is finally confirmed in 2007

Volcano Watch — Critical field observation at Kīlauea in 1915 is finally confirmed in 2007

Several Volcano Watch articles during the past few years described Kīlauea's explosive eruptions, their surprising frequency, and the large size of...

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Volcano Watch — Priority of volcano-monitoring improvements based on threat and current activity

Volcano Watch — Priority of volcano-monitoring improvements based on threat and current activity

A new report released two weeks ago by U.S. Geological Survey scientists evaluated 169 volcanoes in the United States that could erupt again and pose...

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USGS HVO Press Release — Partial Collapse of New Land on South Shore of Kīlauea Volcano, Hawai‘i

USGS HVO Press Release — Partial Collapse of New Land on South Shore of Kīlauea Volcano, Hawai‘i

A prominent lava delta on the south shore of Kīlauea Volcano partially collapsed into the sea between about 2:45 p.m. and 7:05 p.m. on May 10...

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Volcano Watch — Slow earthquake study relies on fast digital data

Volcano Watch — Slow earthquake study relies on fast digital data

Several weeks ago, we reported on the anticipated Kīlauea slow earthquake - a very interesting and recently recognized component of our volcano's...

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Volcano Watch — New report describes Yellowstone's volcanic and hydrothermal hazards

Volcano Watch — New report describes Yellowstone's volcanic and hydrothermal hazards

A major goal of the Yellowstone Volcano Observatory, when it was created in 2001, was a first-ever assessment of the hazards of Yellowstone's massive...

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Volcano Watch — Cooking rocks—Hawaiian-style and continental cuisine, with special recipes for volcanic disaster

Volcano Watch — Cooking rocks—Hawaiian-style and continental cuisine, with special recipes for volcanic disaster

Did you know that some scientists study volcanoes by melting and pressurizing lava in laboratories? In many universities around the world, you can...

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Volcano Watch — Aftershocks continue six months after Kiholo Bay earthquake

Volcano Watch — Aftershocks continue six months after Kiholo Bay earthquake

Last week marked the six-month anniversary of the October 15th Kiholo Bay and Mahukona earthquakes.

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Volcano Watch — Gravity drives the world around us

Volcano Watch — Gravity drives the world around us

Anyone who has ever slipped on a banana peel knows all too well the force of gravity. A fundamental force of nature, gravity is the attraction of one...

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