The highly enigmatic volcano of Hekla is known to be a very quiet volcano between eruptions with perhaps one or two recorded earthquakes every year between eruptions. As an eruption starts you get between 90 minutes and 32 minutes of minor earthquake activity prior to the highly explosive onset of eruption. During the last 5 months there have been weekly earthquakes and sometimes even daily earthquakes directly under the volcano ranging from 7km depth to 0.1km depth.
Amatrice, Italy Rescue teams continue their work amid the rubble of the largely destroyed mountain town of Amatrice. The clear-up operation has been hampered by aftershocks, the strongest measuring magnitude 4.2. The Italian geological institute said 1,332 aftershocks had hit the central mountains since last week’s 6.2 magnitude quake