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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 — The "Flyspec": a new tool for plumbing the depths of Hawai`i's volcanoes

Volcano Watch — The "Flyspec": a new tool for plumbing the depths of Hawai`i's volcanoes

Are you still trying to find that special holiday gift for the volcanologist in your life? If so, you've come to the right place. The mini-UV...

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Volcano Watch — New colored map shows sea-floor features in Hawai`i

Volcano Watch — New colored map shows sea-floor features in Hawai`i

A stunning colored map of Hawai`i, stretching from Ni`ihau to the Big Island, has just been published. This map is different from most others, because...

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Volcano Watch — A reminder that we live in earthquake country

Volcano Watch — A reminder that we live in earthquake country

Every November, we usually include a column on earthquakes in Hawaii to remind residents and to inform newcomers of the high seismic hazard on the...

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Volcano Watch — Treasures of the Deep Sea: Lo`ihi Hosts Hydrothermal Vents

Volcano Watch — Treasures of the Deep Sea: Lo`ihi Hosts Hydrothermal Vents

Energy from the sun supports most life on our planet, but far below the sea surface, another, less obvious energy source pumps heat and life-giving...

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Volcano Watch — How does HVO watch the eruption?

Volcano Watch — How does HVO watch the eruption?

Kīlauea's eruption is 24/7; it needs no sleep, takes no days off, and cares not if rain is falling in buckets. HVO's staff is not 24/7; it needs sleep...

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Volcano Watch — Scientists Meet to Discuss Hazardous California Volcano

Volcano Watch — Scientists Meet to Discuss Hazardous California Volcano

Two weeks ago, scientists from around the world came together to discuss past and future research on an important, but little known, volcano. Long...

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Volcano Watch — Can we predict the next "big" one?

Volcano Watch — Can we predict the next "big" one?

On November 29, 1975, the latest magnitude-7 earthquake in Hawai`i struck near Kalapana, causing a tsunami that killed two campers at Halape and...

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Volcano Watch — Kamehameha V comes to the rescue in 1868

Volcano Watch — Kamehameha V comes to the rescue in 1868

We're accustomed to seeing news stories about natural disasters around the world where either national or international aid agencies come to the...

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Volcano Watch — Earth's spinning core provides magnetic protection and disaster movie material

Volcano Watch — Earth's spinning core provides magnetic protection and disaster movie material

A recent Hollywood disaster movie depicts a scenario in which the earth's magnetic core has stopped spinning, causing the planet's electromagnetic...

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Volcano Watch — Continent dwellers take colorful rocks for granite

Volcano Watch — Continent dwellers take colorful rocks for granite

A recent Hollywood disaster movie depicts a scenario in which the earth's Geologists on the Big Island know that they are among the privileged few in...

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Volcano Watch — Mixing magma on Kīlauea's east rift zone

Volcano Watch — Mixing magma on Kīlauea's east rift zone

Good red wine improves with age. So, often, does research. With time, more information is gathered, more thought given, and more sophisticated...

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Volcano Watch — Volcanic hazards assessment and monitoring continue at Anatahan, Northern Marianas Islands

Volcano Watch — Volcanic hazards assessment and monitoring continue at Anatahan, Northern Marianas Islands

On May 10, 2003, Anatahan Volcano in the Northern Marianas Islands awoke for the first time in reported history and sent eruption cloud to heights...

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