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Part of the work on the TFZ is made in collaboration with
Thierry Villemin, particularly on the on-land parts of the Húsavík-Flatey
fault. A detailed GPS network, set up by the NVI in 1994, was expanded in
collaboration with Villemin in 1995 and again in 1997. Altogether, there
are now 44 GPS points in this area. In 1997, 32 points were remeasured, as
well as the 12 new points. The results from 1997, compared with those from
1995, are not yet available but should be so later in 1998. One objective
of this work is
to correlate the seismicity on the Húsavík-Flatey fault with the on-land
slip of the fault, as measured by the GPS network. A paper was presented at
the ninth biennial EUG meeting in Strasbourg on some of the results of
this work.
Mapping of the whole Krafla fissure swarm has also been made and a
detailed map of the junction between the Húsavík fault and the rift zone is
under the way. A SAR study is planned of the TFZ and its junction with the
rift zone.
Next: Subproject 7: Theoretical analysis
Up: Task 5: Detailed tectonic
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Gunnar Gudmundsson
1999-03-17