Earthquake with magnitude of ML 2.1 on date 23-11-2023 and time 11:46:26 (Italy) in region 5 km W Milo (CT)

A magnitude ML 2.1 earthquake occured in region: 5 km W Milo (CT), on

  • 23-11-2023 10:46:26 (UTC)
  • 23-11-2023 11:46:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7440, 15.0670 at 4 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 5 1087 1087
Zafferana Etnea CT 6 9517 10604
Sant'Alfio CT 7 1582 12186
Santa Venerina CT 9 8592 20778
Giarre CT 11 27659 48437
Mascali CT 12 14282 62719
Riposto CT 12 14838 77557
Piedimonte Etneo CT 12 3963 81520
Linguaglossa CT 13 5403 86923
Fiumefreddo di Sicilia CT 14 9623 96546
Pedara CT 14 14102 110648
Trecastagni CT 14 10910 121558
Nicolosi CT 15 7463 129021
Viagrande CT 15 8563 137584
Aci Sant'Antonio CT 16 17984 155568
Castiglione di Sicilia CT 16 3215 158783
Aci Bonaccorsi CT 17 3524 162307
Ragalna CT 17 3924 166231
Calatabiano CT 17 5308 171539
Aci Catena CT 17 29851 201390
Acireale CT 17 52622 254012
Moio Alcantara ME 17 717 254729
Randazzo CT 18 10900 265629
Francavilla di Sicilia ME 19 3945 269574
Belpasso CT 19 28108 297682
Tremestieri Etneo CT 19 20589 318271
San Giovanni la Punta CT 19 23060 341331
Mascalucia CT 19 31958 373289
Gaggi ME 19 3184 376473
Valverde CT 19 7840 384313
San Pietro Clarenza CT 19 7743 392056
Motta Camastra ME 19 845 392901
Malvagna ME 20 733 393634

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of Acireale (52622 inhabitants)
27 Km N of Catania (314555 inhabitants)
65 Km SW of Reggio di Calabria (183035 inhabitants)
66 Km SW of Messina (238439 inhabitants)
79 Km N of Siracusa (122291 inhabitants)
93 Km E of Caltanissetta (63360 inhabitants)
96 Km N of Ragusa (73313 inhabitants)
100 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 2.1 2023-11-23
10:46:26
37.744 15.067 4 2023-11-23
10:54:20
Sala Operativa INGV_OE (Catania) 123360691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-23 10:46:26
Latitude 37.7440
Longitude 15.0670
Depth (km) 4 (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 123360691

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) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
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) 0.14
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:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 123360691
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-11-23 10:54:20
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