The Mount Etna volcano remains restles. A magnitude 4.1 earthquake at 2 km depth beneath the northeastern rift zone occurred early this morning at 00:50 am.
Some residents in the area, reported to have been woken up by the strong tremor.
Whether the earthquake is caused by magma intrusion in this area prone to flank eruptions or of other origin (tectonic adjustment of the east flank) is unclear,