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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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Photo and Video Chronology - Kīlauea - May 19, 2016

Photo and Video Chronology - Kīlauea - May 19, 2016

Subtle uplift of Pu‘u ‘Ō‘ō floor over past few days

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Volcano Watch — When were the first photographs of Kīlauea Volcano taken?

Volcano Watch — When were the first photographs of Kīlauea Volcano taken?

Photography continues to be a powerful tool for HVO geologists trying to tease out details of old and new eruptions at Kīlauea and other Hawaiian...

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Photo and Video Chronology - Kīlauea - May 9, 2016

Photo and Video Chronology - Kīlauea - May 9, 2016

Scattered breakouts northeast of Pu‘u ‘Ō‘ō; no significant advancement

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Volcano Watch — Driving and walking Crater Rim Drive is an explosive experience

Volcano Watch — Driving and walking Crater Rim Drive is an explosive experience

Kīlauea is an explosive volcano that will, almost certainly, explode again.

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Volcano Watch — Right person at the right time for the right job—Mahalo nui loa, Darryl Oliveira!

Volcano Watch — Right person at the right time for the right job—Mahalo nui loa, Darryl Oliveira!

This past week was Darryl Oliveira's last as the Administrator of Hawai‘i County CD, a position he has held since early 2013. He retires effective May...

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Volcano Watch — Happy birthday to the Hawai‘i Island geologic map!

Volcano Watch — Happy birthday to the Hawai‘i Island geologic map!

This year marks the 20th anniversary of the Geologic Map of the Island of Hawaii, known affectionately to local volcanologists as the BIMP (Big Island...

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Volcano Watch — Gentle reminders for all Hawaii residents to prepare for damaging earthquakes

Volcano Watch — Gentle reminders for all Hawaii residents to prepare for damaging earthquakes

Each year, Hawai‘i County residents likely feel dozens of earthquakes. They might readily agree that earthquakes are indeed part of living on the...

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Photo and Video Chronology - Mauna Loa - April 13, 2016

Photo and Video Chronology - Mauna Loa - April 13, 2016

HVO scientists performed maintenance on the Mauna Loa summit thermal camera and two seismic stations. 

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Photo and Video Chronology - Kīlauea - April 12, 2016

Photo and Video Chronology - Kīlauea - April 12, 2016

Scattered breakouts northeast of Pu‘u ‘Ō‘ō, no overall advancement

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Photo and Video Chronology - Kīlauea - April 8, 2016

Photo and Video Chronology - Kīlauea - April 8, 2016

Summit lava lake level drops

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Volcano Watch — Mauna Loa 1950 eruption: A lot of lava with little warning

Volcano Watch — Mauna Loa 1950 eruption: A lot of lava with little warning

Mauna Loa, the largest active volcano on Earth, is not erupting, but is stirring. Seismicity remains elevated above long-term background levels, and...

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USGS HVO Press Release — Magnitude-4.7 offshore earthquake north of Hawai‘i and east of Maui

USGS HVO Press Release — Magnitude-4.7 offshore earthquake north of Hawai‘i and east of Maui

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.7 earthquake north of the Island of Hawai‘i and east of the...

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