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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 — HVO Science Fair Award winners shine

Volcano Watch — HVO Science Fair Award winners shine

Last week, the judging phase of the Hawai`i District Science Fair was completed and the awards given to deserving young scientists. The staff at the...

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Volcano Watch — New staff member at HVO

Volcano Watch — New staff member at HVO

Any institution, whether commercial, academic, or governmental, requires novel ideas to thrive. Fresh ideas come from training, sudden insights (the...

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Volcano Watch — Pu`u `O`o throws yet another curve ball

Volcano Watch — Pu`u `O`o throws yet another curve ball

As reported in the previous Volcano Watch, a new vent opened on the south flank of Pu`u `O`o two weeks ago, on Sunday, January 18. The behavior of the...

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Photo and Video Chronology - Kīlauea - January 27, 2004

Photo and Video Chronology - Kīlauea - January 27, 2004

Various goings on at Pu`u `O`o.

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Volcano Watch — Mother's Day came early this year—January 18, to be exact

Volcano Watch — Mother's Day came early this year—January 18, to be exact

If Pu`u `O`o were human, it would make a great baseball pitcher. It throws blazing fastballs, slow change-ups, and sharp curveballs that leave the...

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Photo and Video Chronology - Kīlauea - January 18, 2004

Photo and Video Chronology - Kīlauea - January 18, 2004

New vent at southeast base of Pu`u `O`o.

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Photo and Video Chronology - Kīlauea - January 16, 2004

Photo and Video Chronology - Kīlauea - January 16, 2004

Full crater and East Pond Vent.

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Volcano Watch — Volcanism on other planets

Volcano Watch — Volcanism on other planets

Since the beginning of the New Year, much attention has been focused on Earth's celestial neighbor, the planet Mars. Though the main goal of the...

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Photo and Video Chronology - Kīlauea - January 10, 2004

Photo and Video Chronology - Kīlauea - January 10, 2004

Clear views at and near Pu`u `O`o

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Volcano Watch — Lava slowly fills Pu`u `O`o and builds broad ridge

Volcano Watch — Lava slowly fills Pu`u `O`o and builds broad ridge

Lava flows stopped pouring into the sea on the south shoreline of Kīlauea 6 months ago. Few imagined that it would mark the beginning of a progressive...

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Photo and Video Chronology - Kīlauea - January 7, 2004

Photo and Video Chronology - Kīlauea - January 7, 2004

Changes around Pu`u `O`o

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Photo and Video Chronology - Kīlauea - December 31, 2003

Photo and Video Chronology - Kīlauea - December 31, 2003

A murky New Year's Eve on the upper flow field

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