Categorized | Featured, Sci-Tech, Videos, Volcano

Volcano Watch: Kilauea activity update for December 6, 2012

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Time-lapse movie of Halemaumau overlook vent

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Time-lapse thermal image movie of Halemaumau overlook vent

(Activity updates are written by scientists at the U.S. Geological Survey’s Hawaiian Volcano Observatory.)

A lava lake within the Halema`uma`u Overlook vent produced night-time glow that was visible from the Jaggar Museum overlook and via HVO’s Webcam during the past week. The lava level rose slightly over this period but was relatively steady, experiencing only small fluctuations.

On Kilauea’s east rift zone, surface lava flows are still active on the coastal plain and entering the ocean near Kupapa`u. The flows and ocean entry are east of the eastern boundary of Hawai`i Volcanoes National Park. Within the Pu`u `O`o crater, the northeastern pit still holds a small lava lake, and glow emanates from other points on the northwestern and southeastern parts of the crater floor.

No earthquakes were reported felt under the Island of Hawai`i in the past week.

Visit the HVO Web site (http://hvo.wr.usgs.gov) for detailed Kilauea, Mauna Loa, and Hualalai activity updates, recent volcano photos, recent earthquakes, and more; call (808) 967-8862 for a Kilauea summary; email questions to askHVO@usgs.gov

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Time-lapse multi-image movie of Pu‘u ‘O‘o Crater

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Time-lapse movies of the Peace Day Flow area on the coastal plain

Large-scale map showing the mapped flow expansion on the coastal plain between November 20 and November 30 (in bright red). Light red represents the extent of the Peace Day flow from September 21, 2011, to November 20, 2012. Older flows are labeled with the years in which they were active. The flow margin farther inland was not mapped but almost certainly includes small changes. Most activity on the part of the flow that was mapped was focused along the eastern front of the flow and still about 100 meters (yards) from the ocean. There was no ocean entry today, but if the active flow front continues to advance at its current rate, it should reach the ocean within a few days.

Large-scale map showing the mapped flow expansion on the coastal plain between November 20 and November 30 (in bright red). Light red represents the extent of the Peace Day flow from September 21, 2011, to November 20, 2012. Older flows are labeled with the years in which they were active. The flow margin farther inland was not mapped but almost certainly includes small changes. Most activity on the part of the flow that was mapped was focused along the eastern front of the flow and still about 100 meters (yards) from the ocean. There was no ocean entry today, but if the active flow front continues to advance at its current rate, it should reach the ocean within a few days.

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Time-lapse movie of Pu‘u ‘O‘o Crater East Flank

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