Earthquake with magnitude of ML 2.1 on date 10-11-2023 and time 22:23:02 (Italy) in region 4 km SW Bronte (CT)

A magnitude ML 2.1 earthquake occured in region: 4 km SW Bronte (CT), on

  • 10-11-2023 21:23:02 (UTC)
  • 10-11-2023 22:23:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7620, 14.8100 at 24 km depth.

The earthquake was located by: Sala Operativa INGV_OE (Catania).

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Bronte CT 4 19172 19172
Maletto CT 9 3920 23092
Maniace CT 11 3765 26857
Adrano CT 11 36122 62979
CesarĂ² ME 13 2439 65418
San Teodoro ME 14 1403 66821
Biancavilla CT 14 24007 90828
Centuripe EN 17 5470 96298
Santa Maria di Licodia CT 18 7641 103939
Randazzo CT 18 10900 114839
Ragalna CT 19 3924 118763
Troina EN 19 9373 128136
Regalbuto EN 19 7277 135413

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NW of Acireale (52622 inhabitants)
38 Km NW of Catania (314555 inhabitants)
72 Km E of Caltanissetta (63360 inhabitants)
81 Km SW of Messina (238439 inhabitants)
83 Km SW of Reggio di Calabria (183035 inhabitants)
89 Km NW of Siracusa (122291 inhabitants)
92 Km NE of Gela (75827 inhabitants)
93 Km N of Ragusa (73313 inhabitants)
93 Km N of Vittoria (63339 inhabitants)
Recent and historical seismicity
Seismic hazard
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
ML 2.1 2023-11-10
37.762 14.81 24 2023-11-10
Sala Operativa INGV_OE (Catania) 123004741
Preferred location and magnitude until now.
Origin information


Field Value
Time (UTC) 2023-11-10 21:23:02
Latitude 37.7620
Longitude 14.8100
Depth (km) 24 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 200 -> SURVEY-INGV-CT#SeismPicker_SO-OE
Event type earthquake
Origin ID 123004741


Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68


Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 1
Number of defining phases 1
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree)
Epicentral distance of station farthest from the epicenter (degree)
Number of stations at which the event was observed 0
Number of stations from which data was used for origin computation 0
Magnitude information


Field Value
Value 2.1
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 123004741
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-11-10 21:43:00
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Waveforms Seismic signals in miniseed + resp format Download