Tag Archive | "usgs"

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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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On May 24, 2016, two new flows broke out on the flanks of the Puʻu ʻŌʻō cone on Kīlauea Volcano's East Rift Zone. The silvery sheen of new lava erupting from the northern 61f breakout (center) and eastern 61g breakout (upper left) stands out in contrast to the older flows on and around Puʻu ʻŌʻō (right). The 61f flow stagnated within two weeks, but the 61g flow, which advanced downslope and reached the ocean on July 26, 2016, remains active today. USGS photo.

Volcano Watch: Kīlauea Volcano’s East Rift Zone eruption – here’s what happened in 2016

When 2016 began, lava was erupting from the June 27th vent on the north flank of the Puʻu ʻŌʻō cone. This was the same vent that fed flows toward Pāhoa in 2014 and early 2015.

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This building housed the Kīlauea cyclorama at the Chicago World’s Fair in1893. Positioned above the entrance to the cyclorama was a statue of Pele, the Hawaiian volcano goddess, standing on a lava flow and holding a flame. For more info, please see https://chicagology.com/columbiaexpo/fair052/

Volcano Watch: 19th century virtual reality brings Hawaiian volcano to life

The simulation of real and imaginary worlds for video games, movies, and other purposes has become big business in the 21st century. Virtual reality technology is improving rapidly, but the basic concept is not new.

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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 13, 2017 / 5:15 pm

 

 

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