Earthquake with magnitude of ML 1.8 on date 29-10-2023 and time 17:57:38 (Italy) in region 2 km W Milo (CT)

A magnitude ML 1.8 earthquake occured in region: 2 km W Milo (CT), on

  • 29-10-2023 16:57:38 (UTC)
  • 29-10-2023 17:57:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7260, 15.0920 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 2 1087 1087
Zafferana Etnea CT 4 9517 10604
Sant'Alfio CT 5 1582 12186
Santa Venerina CT 6 8592 20778
Giarre CT 8 27659 48437
Mascali CT 10 14282 62719
Riposto CT 10 14838 77557
Piedimonte Etneo CT 12 3963 81520
Trecastagni CT 12 10910 92430
Pedara CT 12 14102 106532
Viagrande CT 13 8563 115095
Fiumefreddo di Sicilia CT 13 9623 124718
Aci Sant'Antonio CT 14 17984 142702
Nicolosi CT 14 7463 150165
Linguaglossa CT 14 5403 155568
Aci Bonaccorsi CT 14 3524 159092
Acireale CT 14 52622 211714
Aci Catena CT 14 29851 241565
Calatabiano CT 16 5308 246873
San Giovanni la Punta CT 16 23060 269933
Valverde CT 17 7840 277773
Tremestieri Etneo CT 17 20589 298362
Ragalna CT 17 3924 302286
Mascalucia CT 17 31958 334244
Castiglione di Sicilia CT 18 3215 337459
Belpasso CT 18 28108 365567
San Gregorio di Catania CT 18 11966 377533
San Pietro Clarenza CT 18 7743 385276
Gravina di Catania CT 18 25838 411114
Sant'Agata li Battiati CT 19 9479 420593
Gaggi ME 19 3184 423777
Camporotondo Etneo CT 19 5023 428800
Aci Castello CT 19 18723 447523
Moio Alcantara ME 20 717 448240
Francavilla di Sicilia ME 20 3945 452185

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NW of Acireale (52622 inhabitants)
25 Km N of Catania (314555 inhabitants)
65 Km SW of Reggio di Calabria (183035 inhabitants)
66 Km SW of Messina (238439 inhabitants)
76 Km N of Siracusa (122291 inhabitants)
94 Km E of Caltanissetta (63360 inhabitants)
95 Km NE 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 1.8 2023-10-29
16:57:38
37.726 15.092 4 2023-10-29
17:06:21
Sala Operativa INGV_OE (Catania) 122552961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-29 16:57:38
Latitude 37.7260
Longitude 15.0920
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 122552961

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) 101
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) 0.24
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:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 122552961
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-10-29 17:06:21
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