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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 — Crystals tell us a lot about Kīlauea's ongoing eruption

Volcano Watch — Crystals tell us a lot about Kīlauea's ongoing eruption

Petrology, the study of the origin, or genesis, of rocks, is an important aspect of our multi-faceted approach to monitoring the current eruptions of...

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Volcano Watch — An increase in Kīlauea's eruptive "pulse" spawns the Kahauale‘a flow

Volcano Watch — An increase in Kīlauea's eruptive "pulse" spawns the Kahauale‘a flow

Over the past six months, the pace of Kīlauea's 30-year-long ongoing eruption has quickened. This follows the quietest period—spanning most of 2012—of...

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Volcano Watch — Super models help with volcano monitoring

Volcano Watch — Super models help with volcano monitoring

No, Tyra Banks hasn't been helping HVO install monitoring equipment at Kīlauea. We're talking about using computer models to investigate what is...

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Photo and Video Chronology - Kīlauea - March 19, 2013

Photo and Video Chronology - Kīlauea - March 19, 2013

Kahauale‘a Cone and the Kahauale‘a flow.

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Photo and Video Chronology - Kīlauea - March 15, 2013

Photo and Video Chronology - Kīlauea - March 15, 2013

Flows northeast of Pu‘u ‘Ō‘ō and views of the lava lake in Halema‘uma‘u.

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Volcano Watch — Kīlauea's summit eruption in Halema‘uma‘u is nearly five years old

Volcano Watch — Kīlauea's summit eruption in Halema‘uma‘u is nearly five years old

It wasn't too long ago that tour buses shuttled hundreds of visitors a day to the Halema‘uma‘u parking lot.

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USGS HVO Press Release — Halema‘uma‘u Eruption Reaches Five-Year Anniversary

USGS HVO Press Release — Halema‘uma‘u Eruption Reaches Five-Year Anniversary

Hawaii National Park, Hawai‘i — Kīlauea Volcano's summit eruption within Halema‘uma‘u Crater marks its fifth year of continuous activity on Tues., Mar...

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Volcano Watch — Looking back at the Kamoamoa fissure eruption

Volcano Watch — Looking back at the Kamoamoa fissure eruption

March 5, 2013, marked the 2nd anniversary of the start of the Kamoamoa fissure eruption on Kīlauea Volcano's East Rift Zone. This small, but...

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Photo and Video Chronology - Kīlauea - March 6, 2013

Photo and Video Chronology - Kīlauea - March 6, 2013

Ocean entry and coastal plain breakouts remain active.
 

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Volcano Watch — What would we expect during an eruption on Kīlauea's Southwest Rift Zone?

Volcano Watch — What would we expect during an eruption on Kīlauea's Southwest Rift Zone?

The Southwest Rift Zone (SWRZ) of Kīlauea is often overlooked as a source of eruptions, because the volcano's East Rift Zone is so much more active...

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Photo and Video Chronology - Kīlauea - February 25, 2013

Photo and Video Chronology - Kīlauea - February 25, 2013

Lava lake in Halema‘uma‘u Overlook pit, recently emplaced flows on Pu‘u ‘Ō‘ō's spillway, spatter cone on northwest side of Pu‘u ‘Ō‘ō's crater floor...

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Volcano Watch — How can melt inclusions help us understand Kīlauea's plumbing system?

Volcano Watch — How can melt inclusions help us understand Kīlauea's plumbing system?

Understanding how the chemical composition of magma changes before an eruption occurs is not an easy task. A sample of lava erupted at the surface...

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