Re: Earth and Sun Digest 2003/11/13 Big Quakes
Posted by Donald Boon on November 13, 2003 at 19:25:23:

Well, here it is, finally, but still no ash columns of 8 km or higher.

Donald J. Boon, Editor

At 7:30 PM an email arrived from GVN/USGS with the following reports:


DUKONO Halmahera, Indonesia 1.70°N, 127.87°E; summit elev. 1,185 m
during this week repeated aviation messages of ash plumes: on 5 November a faint ash plume to ~2.4 km and another on 5 November with a very pronounced ash plume; on 7 November a faint plume stemming from ash and steam eruptions to ~3 km; on 11 November ash and steam to ~3 km

ETNA Sicily, Italy 37.73°N, 15.00°E; summit elev. 3,315 m
on 9 November a small ash and steam plume to ~4 km

FUEGO Guatemala 14.47°N, 90.88°W; summit elev. 3,763 m
on the night of 4 November crater glowing and incandescent
avalanches, earlier that day moderate exposions prevailed, throwing material 150 m above the craters rim

KILAUEA Hawaii, USA 19.43°N, 155.29°W; summit elev. 1,222 m
on 5 November two small breakouts, freshly escaping lava and a new lava pond, a new lava flow, and a fuming cone-pit

KLIUCHEVSKOI Kamchatka Peninsula, Russia 56.06°N, 160.64°E; summit elev. 4,835 m
on 9 November an ash and steam plume to ~7 km

POPOCATÉPETL Mexico 19.02°N, 98.62°W; summit elev. 5,426 m
daily exhalations during 5-11 November typically at ~5 (by comparison during March 1996 the daily exhalations reaching ~180)

REVENTADOR Ecuador 0.078°S, 77.656°W, summit elev. 3,562 m
strong rain during 7 and 9 November 2003, multiple volcanic earthquakes per day

ROTORUA Rotorua, New Zealand 38.08°S, 176.27°E; summit elev. 757 m
two eruptions on 6 November blasting mud, rock, and ash 14 m into the air with gray mud and small rocks in a zone

STROMBOLI Aeolian Islands, Italy 38.79°N, 15.21°E; summit elev. 926 m
light ash emissions on 7 and 11 November to ~2.5 km

TUNGURAHUA Ecuador 1.47°S, 78.44°W; summit elev. 5,023 m
a generally low level of activity with occasional plumes (often ash-poor) to less than 6 km; a few ash-bearing emissions, on 5, 6, and 7 November, on the 6th two larger than average explosions with an ash column rising to 2 km