Tag Archive | "hvo"

Photo taken Sunday, January 15, 2017 courtesy of USGS/HVO

Volcano Watch: Kilauea activity update for January 19, 2017

This past week, the summit lava lake level varied between about 98–172 feet below the vent rim. The 61g flow was still active, with lava entering the ocean near Kamokuna.

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Volcano Watch: Exploring USGS volcano observatories— Part 3: California

Mount Shasta looms above Little Glass Mountain, a thick obsidian flow erupted from the Medicine Lake shield volcano about 1,000 years ago.

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Volcano Watch: Kilauea activity update for January 12, 2017

This past week, the summit lava lake level varied between about 16.5 and 33.5 m (54–110 ft) below the vent rim.

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Volcano Watch: Exploring USGS volcano observatories—Part 2: Alaska

Hawaii may be the most volcanically active state in the U.S., but in terms of sheer numbers of volcanoes, Alaska is the hands-down winner.

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Vog presentation at HPA in Waimea Wednesday (Jan 18)

Hawaii Preparatory Academy welcomes Tamar Elias, USGS/HVO scientist, who will present ‘Volcanic Air Pollution: The What, Where, and How of Vog in Hawaii’ at 6:30 p.m. on Wednesday, January 18, 2017.

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Volcano Watch: How well do you know USGS volcano observatories? Part 1: Cascades

We start our exploration with the second oldest USGS observatory—the David A. Johnston Cascades Volcano Observatory (CVO) in Vancouver, Washington.

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Volcano Watch: Kilauea activity update for January 5, 2017

The 61g lava flow was still active and entering the ocean near Kamokuna. On December 31, nearly all the eastern Kamokuna lava delta collapsed into the ocean.

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Volcano Watch: Kilauea activity update for December 29, 2016

Mauna Loa is not erupting. During the past week, only a few small-magnitude earthquakes occurred beneath the volcano.

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Volcano Watch: Kilauea activity update for December 22, 2016

Kīlauea continues to erupt at its summit and East Rift Zone. This past week, the summit lava lake level varied between about 13 and 33 m (43–108 ft) below the vent rim.

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Light 4.5 magnitude quake shakes Hawaii Island Sunday morning (Dec 18)

The U.S. Geological Survey’s Hawaiian Volcano Observatory (HVO) recorded an offshore magnitude-4.5 earthquake south the Island of Hawaiʻi on Sunday, December 18, at 6:30 a.m., HST.

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Volcano Watch: Kilauea activity update for December 15, 2016

Kīlauea continues to erupt at its summit and East Rift Zone. This past week, the summit lava lake level varied between about 9 and 31.5 m (30–103 ft) below the vent rim.

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Volcano Watch: Why is Kīlauea Volcano’s current lava flow called the “61g” flow?

Have you ever wondered why Kīlauea Volcano’s current lava flow is called the “61g” flow? To explain, we must go back to the beginning of the ongoing eruption.

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Jan 20, 2017 / 5:15 pm

 

 

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