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News

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 - October 22, 2004

Photo and Video Chronology - Kīlauea - October 22, 2004

Pu`u `O`o Crater and channeled `a`a flow from PKK

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Volcano Watch — Who da guy behind the HVO daily web updates?

Volcano Watch — Who da guy behind the HVO daily web updates?

The Hawaiʻian Volcano Observatory website (hvo.wr.usgs.gov) gets over half-a-million visitors a month. Most of those hits are folks checking out the...

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Volcano Watch — Mount St. Helens is alma mater to many at HVO

Volcano Watch — Mount St. Helens is alma mater to many at HVO

In the last few days, two scientists stationed at the Hawaiʻian Volcano Observatory (HVO) have packed their bags and headed for Mount St. Helens...

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Photo and Video Chronology - Kīlauea - October 8, 2004

Photo and Video Chronology - Kīlauea - October 8, 2004

Pu`u `O`o and PKK

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Volcano Watch — Mount St. Helens back in the news

Volcano Watch — Mount St. Helens back in the news

As most readers probably know, Mount St. Helens has reawakened after 18 years of repose. Here are some of the many questions HVO has received in the...

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Volcano Watch — Jim Kauahikaua new Scientist-in-Charge of HVO

Volcano Watch — Jim Kauahikaua new Scientist-in-Charge of HVO

Jim Kauahikaua has been named the new Scientist-in-Charge (SIC) of the Hawaiʻian Volcano Observatory, starting October 3. Jim is currently a...

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Photo and Video Chronology - Kīlauea - September 27, 2004

Photo and Video Chronology - Kīlauea - September 27, 2004

Harvest Moon through vog

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Photo and Video Chronology - Kīlauea - September 24, 2004

Photo and Video Chronology - Kīlauea - September 24, 2004

Down the PKK flow from Puka Nui

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Volcano Watch — Kīlauea diary

Volcano Watch — Kīlauea diary

Mauna Loa's recent indigestion has attracted a lot of attention, stealing the limelight from Kīlauea, which has been in nearly continuous eruption for...

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Volcano Watch — Towering celebrity volcano still waiting to take the stage

Volcano Watch — Towering celebrity volcano still waiting to take the stage

The sight of stately Mauna Loa rising over 3,960 m (13,000 feet) above sea level is a familiar and welcome view to Hawai`i Island residents and...

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Volcano Watch — Mauna Loa stirring

Volcano Watch — Mauna Loa stirring

We have a number of ways to monitor a volcano, each tuned to different sets of measurements or observations and telling us different things that we...

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Volcano Watch — Obsidian, a scarce commodity in Hawaiʻi

Volcano Watch — Obsidian, a scarce commodity in Hawaiʻi

People sometimes ask if there's any obsidian in Hawaiʻi. The short answer is yes, but if you want to see an obsidian flow, you'll have to go to the...

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