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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 — Magnitude-4.5 earthquake south of Island of Hawai‘i

USGS HVO Press Release — Magnitude-4.5 earthquake south of Island of Hawai‘i

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded an offshore magnitude-4.5 earthquake south the Island of Hawai‘i on Sunday...

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Volcano Watch — Why is Kīlauea Volcano's current lava flow called the "61g" flow?

Volcano Watch — Why is Kīlauea Volcano's current lava flow called the "61g" flow?

Have you ever wondered why Kīlauea Volcano's current lava flow is called the "61g" flow? To explain, we must go back to the beginning of the ongoing...

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Volcano Watch — January 2017 is Hawai‘i Island's 8th annual Volcano Awareness Month

Volcano Watch — January 2017 is Hawai‘i Island's 8th annual Volcano Awareness Month

The New Year is just around the corner, so it's time to remind everyone that January is Volcano Awareness Month on the Island of Hawai‘i.

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Photo and Video Chronology - Kīlauea - December 4, 2016

Photo and Video Chronology - Kīlauea - December 4, 2016

Time-lapse sequence of lava lake activity at Halema‘uma‘u

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Photo and Video Chronology - Kīlauea - December 2, 2016

Photo and Video Chronology - Kīlauea - December 2, 2016

Another rockfall triggers an explosive event in the summit lava lake

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Volcano Watch — International gathering addresses best practices in volcano hazard assessment

Volcano Watch — International gathering addresses best practices in volcano hazard assessment

In mid-November 2016, 70 representatives of volcano observatories from 20 volcanically active nations around the world came together in Vancouver...

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Photo and Video Chronology - Kīlauea - November 30, 2016

Photo and Video Chronology - Kīlauea - November 30, 2016

Views of the Kamokuna ocean entry

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Photo and Video Chronology - Kīlauea - November 29, 2016

Photo and Video Chronology - Kīlauea - November 29, 2016

Ocean entry continues, with breakout near Pu‘u ‘Ō‘ō

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Photo and Video Chronology - Kīlauea - November 28, 2016

Photo and Video Chronology - Kīlauea - November 28, 2016

Rockfall triggers an explosive event in summit lava lake

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Photo and Video Chronology - Kīlauea - November 26, 2016

Photo and Video Chronology - Kīlauea - November 26, 2016

A clear evening provides stunning views of the summit lava lake

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Volcano Watch — An assumption about Kīlauea Volcano is proven wrong

Volcano Watch — An assumption about Kīlauea Volcano is proven wrong

Everyone extrapolates facts and makes assumptions based on those facts. Sometimes, such an assumption is repeated so often that it takes on the aura...

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Photo and Video Chronology - Kīlauea - November 23, 2016

Photo and Video Chronology - Kīlauea - November 23, 2016

Breakout on the 61g lava flow field

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