Happy birthday to you
Good morning to you all, here is the official report from 15 may:
Eruption in Eyjafjallajökull - Status Report: 15:00 GMT, 15 May 2010
Icelandic Meteorological Office and Institute of Earth Sciences, University of Iceland
Compiled by: Steinunn S. Jakobsdóttir, Sigrún Hreinsdóttir.
Based on: IMO seismic monitoring; IES-IMO GPS monitoring; IMO hydrological data; IMO weather radar measurements, web cameras, ATDnet – UK Met.
Offices lightning detection system, NOAA satellite images and web-based ash reports from the public.
Height (a.s.l.): Mainly ~ 6 - 7 km / 21,000 - 24,000 ft, occationally reaching 8 km / 27,000 ft.
Heading: Southwest and later south.
Tephra fallout: Ashfall reported south of Eyjafjallajökull and ashdrift southeast of Eyjafjallajökull.
Lightning: Some 30 lightning strikes were recorded on the ATDnet during the last 24 hours.
Noises: No reports.
Low water discharge at Gígjökull.
Conditions at eruption site:
No flight observations, but according to web cameras and instruments there are no major changes.
Similar to previous week.
An earthquake swarm started beneath Eyjafjallajökull just before midnight. In the period between 23:54 and 02:45, more than thirty earthquakes were
located at depth greater than 20 km and magnitude less than Ml 2. A few more earthquakes were detected until morning.
Horizontal displacements towards the center of Eyjafjallajökull volcano and subsidence. Some irregular movements are seen in the height of the
stations closest to the volcano.
No major changes are seen in the activity, the ash cloud is slightly higher than yesterday. Presently there are no indications that the eruption is
about to end.