Working Group of the European Seismological Commission

SEISMIC PHENOMENA ASSOCIATED WITH VOLCANIC ACTIVITY

"From seismograms to magma: What do seismograms actually tell us about a volcano?"

15th to 20th September 2000





Abstracts for all talks are available here.

Saturday 16th , Sunday 17th , Monday 18th , Tuesday 19th , Wednesday 20th



Saturday 16 September

Arrival of participants and ice breaker



Sunday 17 September

10:00 Session 1

Chairman: Dr. Roberto Carniel

B. Antichi, R. Azzaro, M.S. Barbano and R. Rigano - Macroseismic catalogue of Mt. Etna earthquakes from 1832 to 1998.

E. Privitera, S. Gresta and L. Cammarata - Spectral analysis of volcanic tremor during a summit explosive eruption: a critical study of the Chouet's source model.

F. Aicardi and M. Fulle - Vortex rings from Bocca Nuova.

G. Lombardo, S. Imposa, G. Coco and M. Carrao - Features of volcanic tremor associated with recent eruptive episodes at Mt. Etna volcano (Italy).

15:00 Session 2

Chairman: Dr. Stefano Gresta

R. Carniel and O. Jaquet - Exploiting time memory of seismic time series for statistical modelling of Stromboli eruptive behaviour.

T. Powell - Correlating weather and seismicity at Stromboli volcano, Italy.

R. Carniel, M. Ripepe and A.J.L. Harris - Looking into Stromboli conduit with a multiparametric eye.

S. Sturton and J. Neuberg - Modelling of volcanic earthquakes and tremor.

J. Neuberg - Modelling the seismic wave field of low-frequency events.

G. Quiroz and N. Wallenstein - An introduction to Sao Miguel Island.



Monday 18 September

Full day excursion to the Sede Cidades and Fogo volcanic complexes.



Tuesday 19 September

09:30 Session 3

Chairman: Dr. Rolf Schick

H. Igel, J. Ripperger, F. Bethman, J. Wassermann and M. Ohrnberger - Towards modelling the 3-D seismic wavefield of active volcanoes: Methods and preliminary results.

J-P. Metaxian and P. Lesage - Locating sources of volcanic tremor and emergent events by seismic triangulation.

T. Nishimura - Very long period seismic events and magma transport system: Examples of Iwate volcano and Bandai volcano.

B.-G. Luehr, U. Wegler, N. Maercklin, C. Riedel, W. Rabbel and J. Zschau - Airgun signals reveal structure information of Mt. Merapi, Indonesia, and its influence on natural seismic signals.

M. Hellweg - Just a moment: from seismograms to the source?

15:00 Session 4

Chairman: Dr. Margaret Hellweg

V. Zobin - The significant volcanic earthquakes and their relation to volcanic processes.

J. Neuberg - Effects of volcano-topography on seismic broadband waveforms.

D. Rouland - The December 1994 seismic swarm near Aoba volcano (Vanuatu). Its relationship with volcanic activity.

T. Nishimura, S. Tanaka, N. Uchida, T. Yamawaki and H. Hamaguchi - Detection of spatio-temporal variation of seismic structure around Iwate volcano, Japan

R. Ortiz - Thoughts about Copahue volcano.

B. Baptie - Ash venting and associated seismicity on Montserrat

21.30
Wine tasting session



Wednesday 20 September

09.30 - Excursion to the Furnas volcanic complex.

17.30 - General discussion