Katla volcano update: Small earhquakes
Wed, 16 Jul 2014, 14:1414:14 PM | BY: T
An increased number of small earthquakes, up to magnitude 2.7, has been occurring near the surface or at very shallow depths under Katla's ice cap since yesterday.
Location and time vs depth of recent earthquakes under Katla volcano
These quakes are most likely related to weight adjustments of the thick ice cap during the ongoing seasonal melting and unlikely to represent a true seismic swarm caused by (internal) volcanic activity.
In the meanwhile, the alert (uncertainty level) for the areas around rivers from the Mýrdalsjökull glacier has been cancelled by Iceland authorities.
Wed, 9 Jul 2014, 08:37
Earthquakes have been more frequent recently under the volcano recently. Most of them were small (below mag. 3) and shallow events. It is unknown whether these relate to magmatic movements inside the volcano, increased hydrothermal activity or are adjustments of the ice cap due to increased melting. ... Read all