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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 4.0 Earthquake North of Nā‘ālehu

USGS HVO Press Release — Magnitude 4.0 Earthquake North of Nā‘ālehu

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.0 earthquakelocated in the Ka‘ū District of the Island of Hawai...

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Photo and Video Chronology - Kīlauea - October 10, 2014

Photo and Video Chronology - Kīlauea - October 10, 2014

Flow front remains narrow, continues to advance towards northeast

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Volcano Watch — The current state of activity in Kīlauea Volcano's lower East Rift Zone

Volcano Watch — The current state of activity in Kīlauea Volcano's lower East Rift Zone

In web forums and at recent public meetings, USGS Hawaiian Volcano Observatory (HVO) scientists have been asked about conditions in Kīlauea Volcano's...

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Photo and Video Chronology - Kīlauea - October 8, 2014

Photo and Video Chronology - Kīlauea - October 8, 2014

Flow front remains narrow, and continues slowly advancing to northeast

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Photo and Video Chronology - Kīlauea - October 6, 2014

Photo and Video Chronology - Kīlauea - October 6, 2014

Flow front continues advancing northeast, triggers brush fire

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Photo and Video Chronology - Kīlauea - October 5, 2014

Photo and Video Chronology - Kīlauea - October 5, 2014

Satellite image shows update on flow front position

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Photo and Video Chronology - Kīlauea - October 3, 2014

Photo and Video Chronology - Kīlauea - October 3, 2014

Slow advancement of flow front continues

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Volcano Watch — Emergency preparedness in Hawaii encompasses multiple hazards

Volcano Watch — Emergency preparedness in Hawaii encompasses multiple hazards

First, it was Tropical Storm Iselle. Now, it's lava wending its way down the slope of Kīlauea toward housing subdivisions and essential infrastructure...

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Photo and Video Chronology - Kīlauea - October 1, 2014

Photo and Video Chronology - Kīlauea - October 1, 2014

Slow-moving surface breakouts extend flow front a short distance

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Photo and Video Chronology - Kīlauea - September 29, 2014

Photo and Video Chronology - Kīlauea - September 29, 2014

Slow-moving breakouts remain active behind stalled flow front

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Photo and Video Chronology - Kīlauea - September 26, 2014

Photo and Video Chronology - Kīlauea - September 26, 2014

Pu‘u ‘Ō‘ō and the June 27th lava flow

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Volcano Watch — Why do lava flows stop advancing?

Volcano Watch — Why do lava flows stop advancing?

Much scientific study has been done to determine what types of eruptions produce long lava flows. In the 1970s, a very simple idea seemed to guide...

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