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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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April 5, 2021

Photo and Video Chronology – Kīlauea – April 5, 2021

Kīlauea's summit eruption continues on the Island of Hawai‘i; Halema‘uma‘u west vent erupts lava into the lava lake, which was 225 m (738 ft) deep...

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April 3, 2021

USGS HVO Information Statement — Magnitude-4.3 earthquake beneath Mauna Loa’s south flank

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.3 earthquake located beneath Mauna Loa's south flank on...

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April 2, 2021

Photo and Video Chronology – Kīlauea – April 2, 2021

Kīlauea's summit eruption continues on the Island of Hawai‘i; Halema‘uma‘u west vent erupts lava into the lava lake, which was 225 m (738 ft) deep...

Read Article

April 1, 2021

Photo and Video Chronology – Kīlauea – April 1, 2021

Kīlauea's summit eruption continues on the Island of Hawai‘i; Halema‘uma‘u west vent erupts lava into the lava lake, which was 224 m (735 ft) deep...

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April 1, 2021

Volcano Watch — The lava lakes of Kīlauea then and now

One of the most interesting aspects of the current activity in Halemaʻumaʻu is the occasional oozing of lava around the edges of the entire crater...

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March 31, 2021

Photo and Video Chronology – Kīlauea – March 31, 2021

Kīlauea's summit eruption continues on the Island of Hawai‘i; Halema‘uma‘u west vent erupts lava into the lava lake, which was 224 m (735 ft) deep...

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March 30, 2021

USGS HVO Information Statement — Earthquake swarm on Mauna Loa Volcano's northwest flank

A swarm of earthquakes, that began on March 29, 2021, at 2:30 a.m. HST is occurring beneath the northwest flank of Mauna Loa. Mauna Loa is not...

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March 29, 2021

Photo and Video Chronology – Kīlauea – March 29, 2021

Kīlauea's summit eruption continues on the Island of Hawai‘i; the west vent in Halema‘uma‘u erupts lava into the lava lake. Gas emissions and seismic...

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March 26, 2021

Photo and Video Chronology – Kīlauea – March 26, 2021

Kīlauea's summit eruption continues on the Island of Hawai‘i; the west vent in Halema‘uma‘u erupts lava into the lava lake. Gas emissions and seismic...

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March 25, 2021

Volcano Watch — Aerial photographs and volcanic ash: Looking back to move forward

A new project at the USGS Hawaiian Volcano Observatory (HVO) is once again making use of old aerial photographs and field notes that were used to make...

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March 25, 2021

Photo and Video Chronology – Kīlauea – March 25, 2021

Kīlauea's summit eruption continues on the Island of Hawai‘i; the west vent in Halema‘uma‘u erupts lava into the lava lake. Gas emissions and seismic...

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March 24, 2021

Photo and Video Chronology – Kīlauea – March 24, 2021

Kīlauea's summit eruption continues on the Island of Hawai‘i; the west vent in Halema‘uma‘u erupts lava into the lava lake. Gas emissions and seismic...

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