Tjörnes Fracture Zone - news & activity updates
Tjörnes Fracture Zone volcano (North of Iceland) activity update: earthquake swarms
vendredi oct. 05, 2012 12:05 | AUTEUR : T
Time and depth of quakes (5 Oct 2012) in the TFZA new small swarm of earthquakes started east of Grímsey Island in the Tjörnes Fracture Zone (TFZ) north of Iceland yesterday 4 Oct. So far, there have been 41 quakes during the past 48 hours, mostly of small magnitudes (1-2) at various depths mostly around 10 km. The largest quakes was a magnitude 3.1 event at 11:35 UTC.
There are possibly a few active volcanoes in this area, but whether this swarm (and the recent other swarms) is tectonic in nature (likely) or related to magma movements is unclear.
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lundi, oct. 01, 2012
A small earthquake swarm took place at the Tjornes Fracture Zone in the past 48 Hours. Only 1 tremor was larger than magnitude 3. ... [details]
vendredi, sept. 21, 2012
The seismic swarm at the Tjörnes Fracture Zone has been calming down. ... [details]