Monthly Archives: September 2012

Forum has been closed, blog name change, two new blogs about geology

Posted on September 29, 2012 by Jón Frímann

I have closed down the Iceland volcano and earthquake forum. Nobody was using it and I don’t see any reason to keep it running when nobody had used it for a long time. It was just collecting spam … Continue reading →

Posted in Website | 2 Comments

Minor earthquake swarm in Katla volcano

Posted on September 29, 2012 by Jón Frímann

Tonight around 22:30 UTC there was an minor earthquake swarm in Katla volcano. This earthquake swarm did last in about 20 minutes. After that the earthquake activity did drop back to normal background levels. This earthquake swarm is … Continue reading →

Posted in Dike intrusions, Earthquakes, Hydrothermal, Magma, Monitoring, Swarm, Volcano | Comments Off

Few words on my geophone network

Posted on September 27, 2012 by Jón Frímann

I run a small geophone network in Iceland. This geophone network won’t be getting any bigger any time soon. I have two reasons for that statement. I cannot get hardware that I need to build my geophone network. … Continue reading →

Posted in Geology, Geophone network, Monitoring | 2 Comments

Minor earthquake swarm in Katla volcano

Posted on September 25, 2012 by Jón Frímann

Normal autumn activity appears to be starting in Katla volcano. This earthquake activity is not something to be alarmed about. But worth keeping an eye on anyway. The earthquake activity in Katla volcano during the past 48 hour … Continue reading →

Posted in Earthquakes, Katla / Mýrdalsjökull, Monitoring, Swarm, Volcano | Comments Off

Large landslide in north Iceland

Posted on September 22, 2012 by Jón Frímann

Few days ago an large landslide did happen in north Iceland. This landslide did come from the mountain Móafellshyrna. It has been estimated that this landslide is about 300 meters wide and is about 1 km long. Rocks … Continue reading →

Posted in Geology, Landslide | 6 Comments

Earthquake activity drops in TFZ

Posted on September 21, 2012 by Jón Frímann

During the past few hours earthquake activity in TFZ has dropped. This is not unusual. As earthquake activity in this area happens in swarms. Last earthquake swarm in this area where in the years 1996 and 2004. Those … Continue reading →

Posted in Monitoring, Swarm, TFZ | Comments Off

TFZ earthquake swarm update at 20:50 UTC

Posted on September 20, 2012 by Jón Frímann

This is a short update for the earthquake swarm in TFZ at 20:50 UTC. At 19:42 UTC on 20.09.2012 an earthquake with the magnitude of ML4.2 took place on TFZ. This earthquake swarm was most likely felt in … Continue reading →

Posted in Earthquakes, Monitoring, Swarm, TFZ | 2 Comments

Continued earthquake activity in TFZ

Posted on September 19, 2012 by Jón Frímann

This morning (19.09.2012) at 04:53 UTC the earthquake swarm that has been ongoing in TFZ (Tjörnes Fracture Zone) started to intensify. But it was not until 07:55 UTC the first strong earthquake did happen. But then a magnitude … Continue reading →

Posted in Earthquakes, Swarm, TFZ | 8 Comments

Earthquake activity drops in El Hierro volcano

Posted on September 19, 2012 by Jón Frímann

Earthquake activity in El Hierro volcano has started to drop off again. During the last 24 hour period there have only been something around 28 earthquakes. But earthquake activity did peak with 182 earthquakes during 24 hour period … Continue reading →

Posted in Canary Islands, Dike intrusions, Earthquakes, El Hierro, Inflation, Magma, Monitoring, Spain, Swarm | 5 Comments

Earthquake swarm between in Denmark and Sweden

Posted on September 18, 2012 by Jón Frímann

Today (18.09.2012) at small earthquake swarm started in northern Denanmark, with the fault line extending upwards Sweden. The reason for earthquakes in this area is old fault lines. Along with the fact the Alps pressure the crust in … Continue reading →

Posted in Denmark, Earthquakes, Monitoring, Swarm, Sweden | Comments Off