Tag Archive | "volcano watch"

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Volcano Watch: Kilauea activity update for February 4, 2016

Kīlauea continues to erupt at its summit and East Rift Zone. During the past week, the summit lava lake level was relatively stable.

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Volcano Watch: Why you’ve never heard of Hilo’s Kalanakamaa gulch

The first place we saw this name is the 1870s description of the boundary between the ahupuaʻa of Waiākea and Kūkūau 1.

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Volcano Watch: Kilauea activity update for January 28, 2016

Kīlauea continues to erupt at its summit and East Rift Zone. During the past week, the summit lava lake level was relatively stable, varying between about 35 and 38 m (115–125 ft) below the vent rim within Halema‘uma‘u Crater.

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Volcano Watch: A geological tour of the Hawaiian Islands: Hawaiʻi

As you likely already know, the Island of Hawai‘i is made up of five volcanoes. Less well known is a sixth volcano…

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Volcano Watch: Kilauea activity update for January 21, 2016

Kīlauea continues to erupt at its summit and East Rift Zone. On the East Rift Zone, scattered lava flow activity remained within about 4 miles of Puʻu ʻŌʻō Crater.

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In this shaded relief and bathymetric map of O‘ahu, which comprises two volcanoes (Waiʻanae and Koʻolau), colors indicate water depth, from shallow (orange and yellow) to deep (purple), with shades of gray indicating the island area above sea level. From: U.S. Geological Survey Geologic Investigations Series Map I-2809, “Hawaiʻi’s Volcanoes Revealed."

Volcano Watch: A geologic tour of the Hawaiian Islands: Oʻahu

January is Volcano Awareness Month, during which our “Volcano Watch” articles are exploring the geology of the Hawaiian Islands. The series continues this week with a look at Oʻahu.

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Volcano Watch: Kilauea activity update for January 14, 2016

On the East Rift Zone, scattered lava flow activity remained within about 6 km (4 mi) of Puʻu ʻŌʻō.

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Volcano Watch: A geologic tour of the Hawaiian islands: Kauaʻi and Niʻihau

Throughout January, the USGS Hawaiian Volcano Observatory (HVO), in cooperation with Hawaiʻi Volcanoes National Park and the University of Hawaiʻi at Hilo will offer public talks around the island.

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Volcano Watch: Kilauea activity update for January 7, 2016

During the past week, the summit lava lake level varied between about 28 and 35 m (95–115 ft) below the vent rim within Halema‘uma‘u Crater.

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The sun angle was ideal this morning to show the complex texture on the surface of the lava lake in Halemaʻumaʻu Crater at Kīlauea's summit. Spattering was active in the southeast portion of the lake. For scale, the lake is about 230 meters or 755 feet across. Photo taken Wednesday, December 30, 2015 courtesy of USGS/HVO

Volcano Watch: Kilauea activity update for December 31, 2015

During the past week, the summit lava lake level varied between about 35 and 64 m (115–210 ft) below the vent rim within Halema‘uma‘u Crater.

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A bubbling lava surface could be seen about 5 m (16 ft) below the opening of the new vent when viewed from the air. The size of the opening will likely grow with time, as the narrow septa between the individual holes collapse. Photo taken Thursday, December 17, 2015 courtesy of USGS/HVO

Volcano Watch: Kilauea activity update for December 24, 2015

On the East Rift Zone, scattered lava flow activity remained within about 6 km (4 mi) of Puʻu ʻŌʻō.

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Kīlauea Volcano’s summit lava lake was just one of many topics that USGS Hawaiian Volcano Observatory scientists talked about at the recent American Geophysical Union meeting in San Francisco. HVO webcams captured this small explosion triggered by rocks falling from the Halema‘uma‘u Crater wall into the lava lake on May 3, 2015, when the lake surface was just below the vent rim. USGS image.

Volcano Watch: HVO scientists participate in the American Geophysical Union Fall Meeting

Last week, nearly 24,000 scientists from the U.S. and abroad met in San Francisco for the American Geophysical Union’s 2015 Fall Meeting, the largest annual Earth and space science meeting in the world.

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Feb 5, 2016 / 5:15 pm

 

 

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