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Photo and Video Chronology - Kīlauea - March 21, 2014

March 21, 2014

Kahauale‘a 2 flow and lava pond in Pu‘u ‘Ō‘ō remain active

Mar 21, 2014: The Kahauale‘a 2 flow remains active, with the active flow front slowly moving through thick forest northeast of Pu‘u ‘Ō‘ō. The flow front today was 8.2 km (5.1 miles) northeast of the vent on Pu‘u ‘Ō‘ō, which is visible in the center of the photograph, although partly obscured by fume and smoke from burning trees.
Mar 21, 2014: The small (10 meters, or 30 feet, wide) lava pond within the northeast spatter cone on Pu‘u ‘Ō‘ō experiences cyclic rises and falls of the lava surface called "gas pistoning," driven by the buildup and release of gas in the pond. At the time of this photograph, the pond surface had dropped following the release of gas.
Mar 21, 2014: (Left) The lava pond surface at its highest level observed during our field work today—just before the release of gas caused it to drop during the fall cycle of the gas pistoning.
(Right) Spattering at the edge of the pond during the fall cycle.
Mar 21, 2014: The release of gas from the lava pond at Pu‘u ‘Ō‘ō nearly obscures the spatter (fluid fragments of molten lava) being thrown about a meter (3 ft) high.

Lava lake activity in Halema‘uma‘u continues

Mar 21, 2014: The lava lake at the summit of Kīlauea Volcano remains active. During our observation today, the lava lake surface was about 40 m (131 ft) below the rim of the vent (the Overlook crater) within Halema‘uma‘u Crater.

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