Earthquake with magnitude of ML 1.6 on date 04-06-2023 and time 18:54:26 (UTC) in region 11 km SE Maletto (CT)

A magnitude ML 1.6 earthquake occured in region: 11 km SE Maletto (CT), on

  • 04-06-2023 18:54:26 (UTC)
  • 04-06-2023 20:54:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7710, 14.9640 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
Maletto CT 11 3920 3920
Bronte CT 12 19172 23092
Randazzo CT 12 10900 33992
Milo CT 14 1087 35079
Zafferana Etnea CT 15 9517 44596
Ragalna CT 16 3924 48520
Sant'Alfio CT 16 1582 50102
Santa Domenica Vittoria ME 16 980 51082
Moio Alcantara ME 16 717 51799
Biancavilla CT 17 24007 75806
Adrano CT 17 36122 111928
Maniace CT 17 3765 115693
Linguaglossa CT 18 5403 121096
Santa Venerina CT 18 8592 129688
Nicolosi CT 18 7463 137151
Malvagna ME 18 733 137884
Santa Maria di Licodia CT 18 7641 145525
Roccella Valdemone ME 19 666 146191
Castiglione di Sicilia CT 19 3215 149406
Pedara CT 19 14102 163508
Piedimonte Etneo CT 19 3963 167471
Trecastagni CT 20 10910 178381
Belpasso CT 20 28108 206489

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NW of Acireale (52622 inhabitants)
32 Km NW of Catania (314555 inhabitants)
70 Km SW of Messina (238439 inhabitants)
71 Km SW of Reggio di Calabria (183035 inhabitants)
84 Km NW of Siracusa (122291 inhabitants)
85 Km E of Caltanissetta (63360 inhabitants)
96 Km N of Ragusa (73313 inhabitants)
99 Km NE of Vittoria (63339 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 1.6 2023-06-04
18:54:26
37.771 14.964 12 2024-05-15
15:05:30
Sala Operativa INGV_OE (Catania) 118109031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-04 18:54:26
Latitude 37.7710
Longitude 14.9640
Depth (km) 12 (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 118109031

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) 500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
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) 0.34
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

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
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