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Recent Volcano Observatory Activity Reports
Recent Updates from the U.S. Geological Survey Volcano Hazards Program
- Yellowstone Information Statement issued Feb 8, 2010 17:57 MST Volcano Alert Level NORMAL - Aviation Color Code GREEN
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The January-February, 2010, earthquake swarm at Yellowstone National Park has diminished in terms of earthquake-occurrence rate and magnitudes. A few small events continue to be recorded each day at the University of Utah Seismograph Stations (UUSS), the YVO partner responsible for earthquake monitoring at Yellowstone National Park. Seismologists cannot state that the swarm has ceased, but the rate of earthquake occurrence in the Madison Plateau area is now at background levels for this area of Yellowstone. As such, UUSS and YVO will cease to issue daily updates unless conditions ... - Kilauea Daily Update issued Feb 8, 2010 07:33 HST Volcano Alert Level WATCH - Aviation Color Code ORANGE
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Kilauea was active at two locations. At the summit, lava was visible via webcam sloshing and spattering within at least two openings in the bottom of a deep pit inset within the floor of Halema`uma`u Crater producing glow that was visible from Jaggar Overlook overnight. At the east rift zone vents, lava flowed through the upper tube system and fed surface flows; the ocean entry has not been active for a month. Sulfur dioxide emission rates from both summit and east rift zone vents remained elevated. Lava ... - Kilauea Daily Update issued Feb 7, 2010 07:55 HST Volcano Alert Level WATCH - Aviation Color Code ORANGE
published date n/a
Kilauea was active at two locations. At the summit, lava visible via webcam rising and falling within at least two openings in the bottom of a deep pit inset within the floor of Halema`uma`u Crater producing glow that was visible from Jaggar Overlook overnight. At the east rift zone vents, lava flowed through the upper tube system and probably fed surface flows; the ocean entry has not been active for a month. Sulfur dioxide emission rates from both summit and east rift zone vents remained elevated. Lava ...