Earthquake with magnitude of ML 1.6 on date 04-06-2023 and time 19:14:38 (UTC) in region 2 km E Maletto (CT)

A magnitude ML 1.6 earthquake occured in region: 2 km E Maletto (CT), on

  • 04-06-2023 19:14:38 (UTC)
  • 04-06-2023 21:14:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8390, 14.8930 at 11 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
Maletto CT 3 3920 3920
Randazzo CT 7 10900 14820
Bronte CT 8 19172 33992
Maniace CT 8 3765 37757
Santa Domenica Vittoria ME 11 980 38737
Roccella Valdemone ME 15 666 39403
Moio Alcantara ME 16 717 40120
CesarĂ² ME 16 2439 42559
Floresta ME 17 485 43044
Malvagna ME 17 733 43777
San Teodoro ME 17 1403 45180

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NW of Acireale (52622 inhabitants)
41 Km NW of Catania (314555 inhabitants)
70 Km SW of Messina (238439 inhabitants)
72 Km W of Reggio di Calabria (183035 inhabitants)
83 Km NE of Caltanissetta (63360 inhabitants)
94 Km NW of Siracusa (122291 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 1.6 2023-06-04
37.839 14.893 11 2023-06-04
Sala Operativa INGV_OE (Catania) 118110071
ML 2.2 2023-06-04
37.755 14.929 17 2023-06-04
Sala Operativa INGV_OE (Catania) 118109691
Preferred location and magnitude until now.
Origin information


Field Value
Time (UTC) 2023-06-04 19:14:38
Latitude 37.8390
Longitude 14.8930
Depth (km) 11 (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 118110071


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) 900.0
Confidence level of the uncertainty (%) 68


Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 99
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) 0.31
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
Magnitudes information


Field Value
Value 1.6
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 118110071
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-06-04 19:28:06


Field Value
Value 2.2
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 118109691
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-06-04 19:16:52
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