News

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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March 25, 2020

Photo and Video Chronology - Kīlauea - March 25, 2020

HVO scientists conduct field checks of LiDAR survey

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March 19, 2020

Volcano Watch — HVO's geological sample collections are an important resource

In the past, HVO would occasionally post images of people collecting lava samples on our website. These photos usually featured a person (with little...

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March 19, 2020

Photo and Video Chronology - Kīlauea - March 19, 2020

Continued slow rise of water in Halema‘uma‘u

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March 18, 2020

Photo and Video Chronology - Mauna Loa - March 18, 2020

Snow at Mauna Loa summit

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March 12, 2020

Volcano Watch — Old bombs found on Mauna Loa: The rest of the story (Part 2)

Last week's Volcano Watch provided details of events leading up to the dropping of bombs on a Mauna Loa lava flow on December 27, 1935. Here's the...

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March 5, 2020

Volcano Watch — Old bombs found on Mauna Loa: The rest of the story (Part 1)

In late February 2020, Hawaii media reported on the recent discovery of two bombs on the north flank of Mauna Loa, but details were lacking. Today, we...

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March 2, 2020

Photo and Video Chronology - Kīlauea - March 2, 2020

Water pond in Halema‘uma‘u continues to grow

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February 27, 2020

Volcano Watch — This week marks 65 years since Kīlauea Volcano's 1955 eruption

February 28, 2020, marks the 65th anniversary of Kīlauea Volcano's 1955 lower East Rift Zone (LERZ) eruption. In recognition of this historic event...

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February 20, 2020

Volcano Watch — Chemical analyses shed light on possible origins of island ash deposits

The origin(s) of volcanic ash deposits on the Island of Hawai‘i have been an enigma, especially those found on and between Kīlauea and Mauna Loa. We...

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February 18, 2020

Photo and Video Chronology - Mauna Loa - February 18, 2020

Interferogram shows range change at Mauna Loa and Kīlauea

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February 13, 2020

Volcano Watch — Endangered plant survives volcanic hotspot, but is challenged by invasive species

Portulaca sclerocarpa (also known as ‘Ihi mākole) is a critically endangered small succulent plant in the purslane family (Portulacaceae). It only...

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February 6, 2020

Volcano Watch — People and jobs at HVO, Part 5: Geologists rock!

Continuing with the Volcano Awareness Month theme of people and their work at the USGS Hawaiian Volcano Observatory, we move on to another role at HVO...

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