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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 — Anatahan Volcano's ash clouds reach new heights

Volcano Watch — Anatahan Volcano's ash clouds reach new heights

The U.S. Geological Survey (USGS), in cooperation with the Emergency Management Office (EMO) in the Commonwealth of the Northern Mariana Islands...

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Photo and Video Chronology - Kīlauea - July 19-20, 2005

Photo and Video Chronology - Kīlauea - July 19-20, 2005

East Lae`apuki laze

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USGS HVO Press Release — Earthquake Felt Island-Wide and on Maui and O‘ahu

USGS HVO Press Release — Earthquake Felt Island-Wide and on Maui and O‘ahu

A moderate earthquake of magnitude-5.2 was recorded by the seismographic network at the US Geological Survey's Hawaiian Volcano Observatory on Sunday...

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Photo and Video Chronology - Kīlauea - July 15, 2005

Photo and Video Chronology - Kīlauea - July 15, 2005

East Lae`apuki and East Pond Vent

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USGS HVO Press Release — Earthquake Felt Island-Wide and on Maui

USGS HVO Press Release — Earthquake Felt Island-Wide and on Maui

A moderate earthquake of magnitude-5.2 was recorded by the seismographic network at the US Geological Survey's Hawaiian Volcano Observatory on Friday...

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Volcano Watch — Submarine eruptions - volcanoes on the rise

Volcano Watch — Submarine eruptions - volcanoes on the rise

Each of us has our own mental image of a volcano. For some, it may be a lofty, snow-capped peak like Mt. Rainier. For others, the horizon-dominating...

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Photo and Video Chronology - Kīlauea - July 8, 2005

Photo and Video Chronology - Kīlauea - July 8, 2005

Ocean entries and Pu`u `O`o

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Volcano Watch — Creation of new land is awesome, unstable, and full of surprises

Volcano Watch — Creation of new land is awesome, unstable, and full of surprises

Lava flows spilling into the sea on the south coast of Kīlauea Volcano for the past several months have added nearly 30 acres of new land to Hawai`i...

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Photo and Video Chronology - Kīlauea - June 30, 2005

Photo and Video Chronology - Kīlauea - June 30, 2005

East Lae`apuki and Pu`u `O`o

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Volcano Watch — Forested kipuka on Mauna Loa are important oases of life

Volcano Watch — Forested kipuka on Mauna Loa are important oases of life

The Hawaiʻian word "kipuka" refers to a variation or a change in form. Forest kipuka are formed when a continuous forested habitat on the slope of an...

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Photo and Video Chronology - Kīlauea - June 24, 2005

Photo and Video Chronology - Kīlauea - June 24, 2005

Paliuli and lava inside flow

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Volcano Watch — Robert W. Decker, 1927–2005, left many legacies at HVO

Volcano Watch — Robert W. Decker, 1927–2005, left many legacies at HVO

The HVO staff mourn the loss of one of our extended family. Dr. Robert (Bob) Decker, Scientist-in-Charge from 1979-1984, died at home in Mariposa...

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