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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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USGS HVO Press Release — Earthquake Felt Island-Wide

USGS HVO Press Release — Earthquake Felt Island-Wide

On Monday morning at 7:40 a.m., February 24, a Blue Hawaiian Helicopter tour pilot reported sighting an active lava lake within Pu‘u ‘Ō‘ō crater. 

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Volcano Watch — Kīlauea Update

Volcano Watch — Kīlauea Update

Kīlauea Volcano continues to be in a state of repose with no eruptive activity since January 31. Although no molten rock can be seen on the surface of...

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Volcano Watch — Pu‘u ‘Ō‘ō: extinct or waiting?

Volcano Watch — Pu‘u ‘Ō‘ō: extinct or waiting?

Pu`u `O`o was alive and well on Wednesday, January 29, with acrid fumes drifting across the landscape and an active pond glowing red at night. The...

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Volcano Watch — Forgotten faults

Volcano Watch — Forgotten faults

Most visitors to Hawai`i Volcanoes National Park have driven down the Chain of Craters Road to the coast and observed the high south-facing pali that...

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Volcano Watch — Magma returns to an old haunt (or, where did all the magma go?)

Volcano Watch — Magma returns to an old haunt (or, where did all the magma go?)

Episode 54 of the Pu'u 'O'o-Kupaianaha eruption began early in the morning of Thursday, January 30, and manifested itself in a number of different way...

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Volcano Watch — HVO is 85

Volcano Watch — HVO is 85

Ne plus haustae aut obrutae urbes (No more shall the cities be destroyed). January, 1997, marks the 85th anniversary of the dedication of the Hawaiian...

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Volcano Watch — New seismology projects for 1997

Volcano Watch — New seismology projects for 1997

1997 is off to a promising start at the Hawaiian Volcano Observatory (HVO). Already in the works for the New Year are two projects aimed at improving...

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Volcano Watch — Don Swanson takes over as Scientist-in-Charge

Volcano Watch — Don Swanson takes over as Scientist-in-Charge

Last week Donald ("Don") Swanson was sworn in as the new Scientist-In-Charge of the US Geological Survey's Hawaiian Volcano Observatory. Don replaces...

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Volcano Watch — Kīlauea eruption: 15 years and counting

Volcano Watch — Kīlauea eruption: 15 years and counting

On January 3, 1997, Kīlauea's east rift zone began its 15th year of continuous eruption, the longest rift-zone eruption in written history.

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Volcano Watch — HVO: 1996 in review

Volcano Watch — HVO: 1996 in review

As 1996 draws to a close, we can look back and reflect on the tumultuous year that the U.S. Geological Survey's Hawaiian Volcano Observatory...

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Volcano Watch — Big Island geologic map

Volcano Watch — Big Island geologic map

Volcanoes, glacial deposits, and faults related to huge undersea landslides are three of the remarkable geologic features depicted on a colorful new U...

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Volcano Watch — Andrea Kaawaloa: summers at HVO

Volcano Watch — Andrea Kaawaloa: summers at HVO

The standard question I get asked by my `ohana and friends is, "What you taking up in college?" I reply, "Geology," and the first thing that comes out...

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