Earthquake with magnitude of ML 1.7 on date 28-05-2023 and time 05:23:39 (UTC) in region 6 km NW Milo (CT)

A magnitude ML 1.7 earthquake occured in region: 6 km NW Milo (CT), on

  • 28-05-2023 05:23:39 (UTC)
  • 28-05-2023 07:23:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7600, 15.0650 at 5 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
Milo CT 6 1087 1087
Sant'Alfio CT 7 1582 2669
Zafferana Etnea CT 8 9517 12186
Santa Venerina CT 10 8592 20778
Giarre CT 11 27659 48437
Piedimonte Etneo CT 11 3963 52400
Linguaglossa CT 12 5403 57803
Mascali CT 12 14282 72085
Riposto CT 13 14838 86923
Fiumefreddo di Sicilia CT 13 9623 96546
Castiglione di Sicilia CT 15 3215 99761
Moio Alcantara ME 16 717 100478
Pedara CT 16 14102 114580
Trecastagni CT 16 10910 125490
Calatabiano CT 16 5308 130798
Nicolosi CT 16 7463 138261
Viagrande CT 17 8563 146824
Randazzo CT 17 10900 157724
Francavilla di Sicilia ME 17 3945 161669
Malvagna ME 18 733 162402
Gaggi ME 18 3184 165586
Aci Sant'Antonio CT 18 17984 183570
Motta Camastra ME 18 845 184415
Ragalna CT 18 3924 188339
Aci Bonaccorsi CT 18 3524 191863
Acireale CT 19 52622 244485
Aci Catena CT 19 29851 274336
Maletto CT 19 3920 278256
Santa Domenica Vittoria ME 20 980 279236
Roccella Valdemone ME 20 666 279902

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NW of Acireale (52622 inhabitants)
29 Km N of Catania (314555 inhabitants)
64 Km SW of Reggio di Calabria (183035 inhabitants)
65 Km SW of Messina (238439 inhabitants)
80 Km N of Siracusa (122291 inhabitants)
93 Km E of Caltanissetta (63360 inhabitants)
97 Km N of Ragusa (73313 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 1.7 2023-05-28
05:23:39
37.76 15.065 5 2023-05-28
06:07:19
Sala Operativa INGV_OE (Catania) 117804271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-28 05:23:39
Latitude 37.7600
Longitude 15.0650
Depth (km) 5 (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 117804271

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) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 63
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
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 117804271
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-05-28 06:07:19
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