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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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Photo and Video Chronology - Kīlauea - September 20, 2007

Photo and Video Chronology - Kīlauea - September 20, 2007

Dome fountain over Fissure D vent of the Episode 58 eruption.

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Volcano Watch — Earthquakes can give you that sinking feeling

Volcano Watch — Earthquakes can give you that sinking feeling

Most of us who were in the islands on October 15, 2006, are familiar with ground motion associated with earthquakes. On that day, two quakes, both...

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Volcano Watch — Kīlauea's eruption building perched lava channel and feeding many short flows

Volcano Watch — Kīlauea's eruption building perched lava channel and feeding many short flows

Lava flows from the ongoing eruption of Kīlauea Volcano have traveled only short distances during the past week from the impressive open lava channel...

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Photo and Video Chronology - Kīlauea - September 8, 2007

Photo and Video Chronology - Kīlauea - September 8, 2007

Long-term evolution of the Episode 58 lava channel.

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Volcano Watch — Almost nothing is enough: reticulite helps measure depth of Kīlauea's caldera 500 years ago

Volcano Watch — Almost nothing is enough: reticulite helps measure depth of Kīlauea's caldera 500 years ago

Pumice is glassy volcanic ejecta so full of bubbles that it floats in water. Reticulite is an extreme form of pumice in which all bubbles have burst...

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Volcano Watch — New report details July 21 fissure eruption hazards

Volcano Watch — New report details July 21 fissure eruption hazards

For the past six weeks, lava erupting from a fissure east of Pu`u `O`o has been flowing on the surface through an open channel and feeding a series of...

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Volcano Watch — Oldest radiometric ages from Kīlauea about 275,000 years

Volcano Watch — Oldest radiometric ages from Kīlauea about 275,000 years

On an active volcano like Kīlauea, it's easy to point to the youngest volcanic features. Although the specific lava flow or vent may change daily, its...

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Volcano Watch — Kīlauea's south flank earthquakes more common than hurricanes

Volcano Watch — Kīlauea's south flank earthquakes more common than hurricanes

Early Wednesday morning, as most island residents slept peacefully in the knowledge that we were to be spared by hurricane Flossie, some of us were...

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USGS HVO Press Release — Magnitude-4.4 Earthquake on the South Flank of Kīlauea Volcano

USGS HVO Press Release — Magnitude-4.4 Earthquake on the South Flank of Kīlauea Volcano

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.4 earthquakelocated beneath Kīlauea volcano's south flank on...

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USGS HVO Press Release — Magnitude-5.4 Earthquake on the South Flank of Kīlauea Volcano

USGS HVO Press Release — Magnitude-5.4 Earthquake on the South Flank of Kīlauea Volcano

A magnitude-5.4 earthquake was located beneath the south flank of Kīlauea Volcano by the U.S. Geological Survey's Hawaiian Volcano Observatory on...

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Volcano Watch — What does it take to become a volcanologist?

Volcano Watch — What does it take to become a volcanologist?

Staff members at the U.S. Geological Survey's volcano observatories frequently receive requests for career guidance from aspiring volcanologists...

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Volcano Watch — Kīlauea's newest fissure eruption forming perched lava ponds

Volcano Watch — Kīlauea's newest fissure eruption forming perched lava ponds

If you've been keeping up with the on-line eruption updates from the Hawaiian Volcano Observatory, then you know that there's something peculiar that...

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