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Volcano Watch

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

Filter Total Items: 1665
Volcano Watch — Volcanoes of the Big Island

Volcano Watch — Volcanoes of the Big Island

The Island of Hawai'i consists of five coalesced volcanoes, a submarine volcano that has already subsided below sea level, and another, Lō‘ihi...

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Volcano Watch — Evolution of Hawaiian volcanoes

Volcano Watch — Evolution of Hawaiian volcanoes

The 15 volcanoes that comprise the eight principal Hawaiian Islands are the youngest in a linear chain of about 125 volcanoes that stretches for about...

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Volcano Watch — Kīlauea eruption status, September 1, 1995

Volcano Watch — Kīlauea eruption status, September 1, 1995

The long-lived eruption on Kīlauea's East Rift Zone took a short break starting Tuesday, August 22. Before the pause in activity, we observed that the...

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Volcano Watch — Littoral cones

Volcano Watch — Littoral cones

A recent visitor to the Hawaiian Volcano Observatory was involved with the removal of abandoned vehicles from the area surrounding the Sand Hill cone...

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Volcano Watch — Evolution and island hopping

Volcano Watch — Evolution and island hopping

The rapidly changing geology in the Hawaiian Islands has profound consequences for the plants and animals in Hawai'i on several time scales.

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Volcano Watch — Kīlauea eruption status, August 11, 1995

Volcano Watch — Kīlauea eruption status, August 11, 1995

The eruption on Kīlauea's East Rift Zone continues with little change. Lava is erupting from two vents located on the south and west flanks of the Pu...

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Volcano Watch — Student opportunities, volunteer programs

Volcano Watch — Student opportunities, volunteer programs

The mission of the U.S. Geological Survey's Hawaiian Volcano Observatory is to monitor the volcanoes of Hawaii, to study the geological processes...

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Volcano Watch — Soufriere Hills, Montserrat

Volcano Watch — Soufriere Hills, Montserrat

Soufriere Hills Volcano on the island of Montserrat in the Caribbean became active on July 18, 1995. This is the first eruption of the volcano in...

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Volcano Watch — Hualālai

Volcano Watch — Hualālai

For several weeks we have been fielding calls from anxious people in Kona asking about an imminent eruption of Hualālai Volcano.

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Volcano Watch — Measuring how volcanoes move with satellites

Volcano Watch — Measuring how volcanoes move with satellites

Last week we discussed the different land surveying techniques HVO scientists use to monitor the swelling and movement of active volcanoes.
 

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Volcano Watch — Measuring how volcanoes move

Volcano Watch — Measuring how volcanoes move

The ground around an active volcano swells, deflates, or shifts as magma moves in and out of the volcano's underground plumbing system. The...

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Volcano Watch — Earthquake preparedness

Volcano Watch — Earthquake preparedness

Hawaii is a land of rugged beauty and untamed natural forces swathed in a beguiling gentleness that is unmatched anywhere else on Earth.
 

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