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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 — Devil's Throat has evolved into a shadow of its former self

Volcano Watch — Devil's Throat has evolved into a shadow of its former self

What's in a name? Juliet might have told Romeo that "a rose by any other word would smell as sweet," but if the rose were called a stink flower, fewer...

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Volcano Watch — Using Google Earth to determine Lava Flow Hazard Zones for Hawai`i County

Volcano Watch — Using Google Earth to determine Lava Flow Hazard Zones for Hawai`i County

Many of the questions asked of HVO staff members are about eruptions of Hawaiian volcanoes or basic Hawaiian geology. We also get lots of questions...

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Volcano Watch — Remembering Kent Warshauer, Storyteller

Volcano Watch — Remembering Kent Warshauer, Storyteller

On August 25, 2006, Kent Warshauer, author of the popular Hawaii Tribune-Herald column "The Riddle of the Relic," passed away at the age of 56.

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Photo and Video Chronology - Kīlauea - September 21, 2006

Photo and Video Chronology - Kīlauea - September 21, 2006

Lava breakout from the PKK lava tube at East Lae‘apuki.

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Volcano Watch — HVO maintains a careful watch on Hualālai and Haleakalā

Volcano Watch — HVO maintains a careful watch on Hualālai and Haleakalā

Of the five most active volcanoes in the Hawaiian Islands, Mauna Loa and Kīlauea garner the most attention, and justifiably so.

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Volcano Watch — Hawaiian oral tradition describes formation of Kīlauea's caldera

Volcano Watch — Hawaiian oral tradition describes formation of Kīlauea's caldera

Sometimes you rediscover the wheel.

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Volcano Watch — YES, YOU FELT IT! - Thank you for reporting earthquakes online

Volcano Watch — YES, YOU FELT IT! - Thank you for reporting earthquakes online

Before the ink was thoroughly dry on the "Did You Feel It" Volcano Watch posted two weeks ago, a magnitude-3.7 earthquake occurred and put the...

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Volcano Watch — Man is a powerful agent of landscape change

Volcano Watch — Man is a powerful agent of landscape change

If given a choice, most of us might prefer to hire the Kīlauea Lava Company when faced with building new land beyond the island's coastline.

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Volcano Watch — Yes, that was an earthquake? Did You Feel It? Community Internet Intensity Maps

Volcano Watch — Yes, that was an earthquake? Did You Feel It? Community Internet Intensity Maps

You've just felt an earthquake!

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Photo and Video Chronology - Kīlauea - August 19, 2006

Photo and Video Chronology - Kīlauea - August 19, 2006

Lava stream level rise seen through "Kelly’s" skylight.

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Volcano Watch — Mayon Volcano could be gearing up for explosive activity

Volcano Watch — Mayon Volcano could be gearing up for explosive activity

Over 40,000 people were evacuated from the area surrounding Mayon Volcano in the Philippines this month as lava, ash, and gas spewed from the volcano...

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Volcano Watch — Appearances are important, even for volcanoes

Volcano Watch — Appearances are important, even for volcanoes

When asked to recite the most important volcano monitoring methods, volcanologists will invariably include seismic monitoring, deformation monitoring...

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