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Photo and Video Chronology — Quiet at Kīlauea summit on March 21, 2024

Photo and Video Chronology — Quiet at Kīlauea summit on March 21, 2024

On March 21, 2024, HVO geologists made a routine visit to check on equipment at the summit of Kīlauea.

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Volcano Watch — Establishing a Nascent Monitoring Program on Pico Basile Volcano, Equatorial Guinea

Volcano Watch — Establishing a Nascent Monitoring Program on Pico Basile Volcano, Equatorial Guinea

In 2012, steam began to rise from beneath the cracked concrete of a telecommunication station at the summit of Pico Basile volcano on Bioko Island...

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One schist, two schist, greenschist, blueschist: Metamorphosed volcanic rocks in California

One schist, two schist, greenschist, blueschist: Metamorphosed volcanic rocks in California

While California has plenty of active volcanoes, it also has a rich history of volcanism preserved in its Franciscan Complex rocks.

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Volcano Watch — What was an emergency manager doing at a scientific conference?

Volcano Watch — What was an emergency manager doing at a scientific conference?

On the Island of Hawaiʻi, frequent eruptions foster a close relationship between the USGS Hawaiian Volcano Observatory (HVO) and the Hawaiʻi County...

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Volcano Watch — Hawaii represented at the Cities on Volcanoes conference in Antigua, Guatemala

Volcano Watch — Hawaii represented at the Cities on Volcanoes conference in Antigua, Guatemala

In February, the volcanological community gathered for the 12th edition of Cities on Volcanoes (COV12), a conference of the International Association...

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Mud pot, mud seep, or mud volcano?

Mud pot, mud seep, or mud volcano?

We recently received a question about how mud volcanoes form and why they're distinct from "real" volcanoes (the kind involving magma), so we're here...

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Volcano Watch — Kīlauea intrusion was a textbook example of dike propagation

Volcano Watch — Kīlauea intrusion was a textbook example of dike propagation

From January 31 to February 3, 2024, a magma intrusion into Kīlauea’s flank, southwest of the summit caldera, was the focus of attention at the USGS...

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Volcano Watch — Appreciating the contributions of ʻŌlelo Hawaiʻi to volcanology

Volcano Watch — Appreciating the contributions of ʻŌlelo Hawaiʻi to volcanology

February is Mahina ʻŌlelo Hawaiʻi, Hawaiian Language Month, and an opportunity to appreciate the value that the Native Hawaiian language has provided...

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Volcano Watch — Dear Valentine, will you be my lab partner?

Volcano Watch — Dear Valentine, will you be my lab partner?

The USGS Hawaiian Volcano Observatory (HVO) “lavas” working with our partners at the University of Hawai‘i at Hilo (UHH), and for Valentine’s Day we...

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Volcano Watch — Another intrusion southwest of Kīlauea’s summit

Volcano Watch — Another intrusion southwest of Kīlauea’s summit

Last week, USGS Hawaiian Volcano Observatory (HVO) scientists were closely monitoring earthquakes and ground deformation in the region southwest of...

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Photo and Video Chronology – Aerial and ground surveys of Kīlauea, response instrumentation

Photo and Video Chronology – Aerial and ground surveys of Kīlauea, response instrumentation

Hawaiian Volcano Observatory staff and collaborators conducted aerial and ground surveys of Kīlauea Koa‘e fault system and Southwest Rift Zone to...

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Photo and Video Chronology – Unrest at Kīlauea

Photo and Video Chronology – Unrest at Kīlauea

Kīlauea volcano is not erupting. Seismicity along the Koa‘e fault system southwest of the summit remains elevated, and deformation patterns in Kīlauea...

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