Earthquake with magnitude of ML 2.1 on date 04-06-2023 and time 20:54:41 (Italy) in region 10 km E Bronte (CT)

A magnitude ML 2.1 earthquake occured in region: 10 km E Bronte (CT), on

  • 04-06-2023 18:54:41 (UTC)
  • 04-06-2023 20:54:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7610, 14.9400 at 12 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 10 19172 19172
Maletto CT 10 3920 23092
Randazzo CT 13 10900 33992
Ragalna CT 14 3924 37916
Adrano CT 14 36122 74038
Biancavilla CT 15 24007 98045
Zafferana Etnea CT 16 9517 107562
Milo CT 16 1087 108649
Maniace CT 16 3765 112414
Santa Maria di Licodia CT 17 7641 120055
Santa Domenica Vittoria ME 17 980 121035
Nicolosi CT 18 7463 128498
Sant'Alfio CT 18 1582 130080
Moio Alcantara ME 18 717 130797
Belpasso CT 19 28108 158905
Pedara CT 19 14102 173007
Santa Venerina CT 19 8592 181599

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NW of Acireale (52622 inhabitants)
31 Km NW of Catania (314555 inhabitants)
72 Km SW of Messina (238439 inhabitants)
73 Km SW of Reggio di Calabria (183035 inhabitants)
83 Km E of Caltanissetta (63360 inhabitants)
84 Km NW of Siracusa (122291 inhabitants)
95 Km N of Ragusa (73313 inhabitants)
97 Km NE of Vittoria (63339 inhabitants)
98 Km NE of Gela (75827 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Reviewed
Rev200
ML 2.1 2023-06-04
18:54:41
37.761 14.94 13 2023-06-04
19:01:53
Sala Operativa INGV_OE (Catania) 118109141
Reviewed
Rev200
ML 1.6 2023-06-04
18:54:26
37.771 14.964 12 2023-06-04
18:56:56
Sala Operativa INGV_OE (Catania) 118109031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-04 18:54:41
Latitude 37.7610
Longitude 14.9400
Depth (km) 13 (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 118109141

Uncertainty

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) 1200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
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) 0.18
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

ML:1.6

Field Value
Value 1.6
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 118109031
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-06-04 18:56:56

ML:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 118109141
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-06-04 19:01:53
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
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