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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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Deformation at Hawai‘i’s volcanoes during 2021: The start of a new chapter — Volcano Awareness Month 2022 Deformation Update

Deformation at Hawai‘i’s volcanoes during 2021: The start of a new chapter — Volcano Awareness Month 2022 Deformation Update

The ninth in a series of presentations by HVO staff that will be posted on our website throughout the month of January. These features are presented...

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USGS HVO Information Statement—Magnitude-4.7 earthquake offshore of the island of Maui

USGS HVO Information Statement—Magnitude-4.7 earthquake offshore of the island of Maui

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.7 earthquake located offshore of the island of Maui on Tuesday...

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Photo and Video Chronology – Kīlauea – January 24, 2022

Photo and Video Chronology – Kīlauea – January 24, 2022

An eruption at Kīlauea's summit began at approximately 3:20 p.m. HST on September 29, 2021. Lava activity is currently confined within Halema‘uma‘u...

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Volcano Watch — Deciphering explosive behavior at Mauna Loa

Volcano Watch — Deciphering explosive behavior at Mauna Loa

Mauna Loa is known for its effusive eruptions that produce spectacular lava flows. However, some of the volcanic products found on Mauna Loa are...

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HVO’s ongoing recovery from the 2018 Kīlauea events — Volcano Awareness Month 2022 Short Feature

HVO’s ongoing recovery from the 2018 Kīlauea events — Volcano Awareness Month 2022 Short Feature

The eighth in a series of recorded talks by HVO staff that will be posted on our website throughout the month of January. These talks are presented as...

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Photo and Video Chronology – Kīlauea – January 19, 2022

Photo and Video Chronology – Kīlauea – January 19, 2022

An eruption at Kīlauea's summit began at approximately 3:20 p.m. HST on September 29, 2021. Lava activity is currently confined within Halema‘uma‘u...

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Mauna Loa: Preparing for the next eruption of Earth’s largest active volcano — Volcano Awareness Month 2022 Geonarrative

Mauna Loa: Preparing for the next eruption of Earth’s largest active volcano — Volcano Awareness Month 2022 Geonarrative

The seventh in a series of programs by HVO staff that will be posted on our website throughout the month of January. These programs are presented as...

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The ups and downs of Kīlauea’s gas emissions in 2021 — Volcano Awareness Month 2022 Volcanic Gas Update

The ups and downs of Kīlauea’s gas emissions in 2021 — Volcano Awareness Month 2022 Volcanic Gas Update

The sixth in a series of recorded talks by HVO staff that will be posted on our website throughout the month of January. These talks are presented as...

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Volcano Watch — HVO erupts with gratitude for University of Hawaiʻi partners

Volcano Watch — HVO erupts with gratitude for University of Hawaiʻi partners

Thanks to late Hawaii Senator Daniel Inouye, the University of Hawaiʻi at Hilo (UHH), and the Center for the Study of Active Volcanoes (CSAV), a...

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Three-dimensional mapping of Kīlauea — Volcano Awareness Month 2022 Short Feature

Three-dimensional mapping of Kīlauea — Volcano Awareness Month 2022 Short Feature

The fifth in a series of recorded talks by HVO staff that will be posted on our website throughout the month of January. These talks are presented as...

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Kīlauea’s recent explosive history — Volcano Awareness Month 2022 Short Feature

Kīlauea’s recent explosive history — Volcano Awareness Month 2022 Short Feature

The fourth in a series of recorded talks by HVO staff that will be posted on our website throughout the month of January. These talks are presented as...

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Photo and Video Chronology – Kīlauea – January 10, 2022

Photo and Video Chronology – Kīlauea – January 10, 2022

An eruption at Kīlauea's summit began at approximately 3:20 p.m. HST on September 29, 2021. Lava activity is currently confined within Halema‘uma‘u...

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