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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 — Volcanic and Manmade Pollution Cause Similar Effects

Volcano Watch — Volcanic and Manmade Pollution Cause Similar Effects

What's white and wet and green all over? Hint: this is a household problem that Big Island residents on rainwater catchment share with the citizens of...

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Volcano Watch — Where did the rest of the rocks go? More Went Down Than Up

Volcano Watch — Where did the rest of the rocks go? More Went Down Than Up

Now that the 2008 Halema`uma`u eruption has ended (or is in repose), the total volume of solid material (tephra) thrown out from the new vent can be...

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USGS HVO Press Release — Is Halema‘uma‘u Pau?

USGS HVO Press Release — Is Halema‘uma‘u Pau?

Is Kīlauea's summit eruption pau—coming to an end—as the New Year begins? This question is currently under discussion at the U.S. Geological Survey...

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Volcano Watch — World's Active Volcanoes Keep Scientists Busy in 2008

Volcano Watch — World's Active Volcanoes Keep Scientists Busy in 2008

As we begin the New Year with Kīlauea Volcano erupting at two vents simultaneously and still going strong after its 26th anniversary on January 3, a...

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Volcano Watch — Continued Rumblings of the 2006 Kiholo Bay Earthquake

Volcano Watch — Continued Rumblings of the 2006 Kiholo Bay Earthquake

This past weekend, Kohala's famed Mauna Kea Beach Hotel celebrated a "soft reopening" following repairs and renovations in the aftermath of the...

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Volcano Watch — Kīlauea Observes Seasonal Celebrations Volcano Style

Volcano Watch — Kīlauea Observes Seasonal Celebrations Volcano Style

The holiday season is once more upon us, with the solstice arriving at 2:04 a.m. Hawaiian Standard Time on Sunday, December 21, and Chanukah...

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Volcano Watch — How voggy is it?

Volcano Watch — How voggy is it?

How do we measure vog? Hawai`i Island and the State are getting a good dose of it so far this December. Vog is a combination of pollutants measured by...

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Volcano Watch — Halema`uma`u Reaches a Milestone as Kīlauea's Longest Summit Eruption Since 1924

Volcano Watch — Halema`uma`u Reaches a Milestone as Kīlauea's Longest Summit Eruption Since 1924

The current volcanic activity in Halema`uma`u Crater is now Kīlauea's longest summit eruption since 1924. On November 25, 2008, it exceeded the...

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Volcano Watch — Laki and Eldgj? — Two Good Reasons to Live in Hawai`i

Volcano Watch — Laki and Eldgj? — Two Good Reasons to Live in Hawai`i

For those of us who live in East Hawai`i, having an active volcano in our back yard is a part of daily life.

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Volcano Watch — Halema`uma`u Engine Shifts Gears, but Keeps on Chugging

Volcano Watch — Halema`uma`u Engine Shifts Gears, but Keeps on Chugging

For the past month, Kīlauea's summit eruption has been steadily chugging along.

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Photo and Video Chronology - Kīlauea - November 14, 2008

Photo and Video Chronology - Kīlauea - November 14, 2008

Halema‘uma‘u plume captures the sun.

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Photo and Video Chronology - Kīlauea - November 13, 2008

Photo and Video Chronology - Kīlauea - November 13, 2008

Halema‘uma‘u plume with the moon.

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