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Contents
Contents
Summary
Main objectives of the workprogramme
How the project was carried out
Financing and support from other sources
Some significant results
Presentation of results at symposia, workshops and in papers
Main achievements and responsible institutions
IMOR.DG: Icelandic Meteorological Office, Department of Geophysics
UUPP.DGEO: Uppsala University, Department of Geophysics
UEDIN.DGG: University of Edinburgh, Department of Geology and Geophysics
GFZ.DR.DBL: Stiftung GeoForschungsZentrum Potsdam, Division 5 - Disaster Research, Section 5.3 - Deep Borehole Logging
CNRS.DTP: Centre National de la Recherche Scientifique, UPR 0234 - Dynamique Terrestre et Planétaire
NVI: Nordic Volcanological Institute
UBLG.DF: University of Bologna, Department of Physics
UICE.DG: University of Iceland, Science Institute
CNRS.TT: Université Pierre et Marie Curie, Département de Géotectonique
Methods and results
Subproject 1: Real-time evaluation of earthquake-related-processes and development of database, and coordination of the project as a whole
Task 1: Database, development and service
Task 2: To map seismically active minifaults of the seismic fault systems
Task 3: To search for time and space patterns in the multiplicity of information in the SIL data
Task 4: Introduction of new algorithms into the alert system and other evaluations of the SIL system
Meetings and conferences
Subproject 2: Development of methods using microearthquakes for monitoring crustal instability
Task 1: Methods for subcrustal mapping of faults
Task 2: Methods for monitoring crustal wave velocities from microearthquakes
Task 3: Methods for monitoring the local rock stress tensor
Task 4: Methods for monitoring of stable/unstable fault movements
Task 5: Methods for statistical analysis of the space/time distribution of microearthquakes and earthquakes
Task 6: Development of a method for acqusition of continuous GPS data at the SIL stations
Meetings and conferences
Subproject 3: Monitoring stress changes before earthquakes using seismic shear-wave splitting
Task 1: Identify optimal stations and search for precursors
Task 2: Station/EQ relationship
Task 3: Developing routine techniques
Task 4: Identify optimum areas
Meetings and conferences
Subproject 4: Borehole monitoring of fluid-rock interaction
Subpart 4A: Geophysical loggings
Subpart 4B: Radon related to seismicity in the South Iceland seismic zone
Subproject 5: Active deformation determined from GPS and SAR
Subpart 5A: SAR interferometry
Subpart 5B: GPS geodesy
Subproject 6: Formation and development of seismogenic faults and fault populations
Subpart 6A: Paleostresses
Subpart 6B: Field and theoretical studies of fault populations
Subproject 7: Theoretical analysis of faulting and earthquake processes
Subpart 7A: Crust-mantle rheology in Iceland and Mid-Atlantic Ridge from studies of post-seismic rebound
Subpart 7B: Modelling of the earthquake related space-time behaviour of the stress field in the fault system of southern Iceland
Publications
Subproject 1
Subproject 2
Subproject 3
Subproject 4
Subproject 5
Subproject 6
Subproject 7
Bibliography
Gunnar Gudmundsson
1999-03-17