21284471 smi:webservices.ingv.it/fdsnws/event/1/query?eventId=21284471 UTC ISO8601 2018-12-26T00:09:17Z 4 km N Aci Sant'Antonio (CT) km 1 ML 3.3 37.643 15.126 http://terremoti.ingv.it/event/21284471 https://doi.org/10.13127/ISIDE Intensity MCS UTC ISO8601 2025-12-17T04:08:37+01:00 https://e.hsit.it/21284471/ Tosi, P., De Rubeis, V., Sbarra, P., and Sorrentino, D. (2007). Hai Sentito Il Terremoto (HSIT) https://doi.org/10.13127/HSIT ISTAT2011 Locality Santa Teresa di Riva Province Messina 8308910001 irregular kmq 1537713.974 Locality 37.943 15.364 km 39.352 39.365 1 1 0 1 ISTAT2011 Locality Acireale Province Catania 8700410001 irregular kmq 16363315.523 Locality 37.625 15.163 km 3.816 3.945 4 2 2 0 ISTAT2011 Locality Catania Province Catania 8701510001 irregular kmq 44526385.746 Locality 37.509 15.073 km 15.634 15.666 1 1 0 1 ISTAT2011 Locality Gravina di Catania Province Catania 8701910001 irregular kmq 4307182.221 Locality 37.554 15.064 km 11.337 11.381 1 1 0 1 ISTAT2011 Locality Mascalucia Province Catania 8702410001 irregular kmq 14470668.827 Locality 37.597 15.029 km 9.898 9.948 1 1 0 1 ISTAT2011 Locality Lentini Province Siracusa 8901110001 irregular kmq 3061657.084 Locality 37.289 14.997 km 40.949 40.961 4 1 1 0 ISTAT2011 Locality Nunziata Province Catania 8702310004 irregular kmq 591755.89 Locality 37.758 15.164 km 13.205 13.243 3.5 1 1 0 ISTAT2011 Locality Lavinaio-Monterosso Province Catania 8700510002 irregular kmq 1356190.61 Locality 37.636 15.114 km 1.308 1.646 4 1 1 0 ISTAT2011 Locality Rocchenere Province Messina 8306510003 irregular kmq 178029.206 Locality 37.974 15.376 km 42.896 42.908 1 1 0 1 ISTAT2011 Locality Santa Maria la Stella Province Catania 8700510003 irregular kmq 1672303.097 Locality 37.616 15.113 km 3.239 3.39 4 4 4 0 ISTAT2011 Locality Marchesana Province Catania 8700310005 irregular kmq 187158.8 Locality 37.594 15.133 km 5.499 5.589 4 1 1 0 ISTAT2011 Istat 2011 https://www4.istat.it/it/archivio/209722