No injuries were reported.
The 3,330-meter-high volcano can be dramatically activated several times a year, spewing lava and ash high above the Mediterranean island of Sicily. The last major eruption was in 1992.
The recorded tremors, which reached average values with an upward trend, come from the southeast crater area at a depth of 3,000 meters above sea level.
The Italian National Institute of Geophysics and Volcanology reported that Etna, in the last year, he experienced more than 50 paroxysmal events.