Earthquake with magnitude of ML 1.8 on date 08-09-2023 and time 21:43:22 (UTC) in region 7 km W Milo (CT)

A magnitude ML 1.8 earthquake occured in region: 7 km W Milo (CT), on

  • 08-09-2023 21:43:22 (UTC)
  • 08-09-2023 23:43:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7390, 15.0430 at 6 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 7 1087 1087
Zafferana Etnea CT 7 9517 10604
Sant'Alfio CT 9 1582 12186
Santa Venerina CT 10 8592 20778
Giarre CT 13 27659 48437
Pedara CT 14 14102 62539
Mascali CT 14 14282 76821
Trecastagni CT 14 10910 87731
Nicolosi CT 14 7463 95194
Riposto CT 14 14838 110032
Piedimonte Etneo CT 14 3963 113995
Linguaglossa CT 15 5403 119398
Viagrande CT 15 8563 127961
Ragalna CT 15 3924 131885
Fiumefreddo di Sicilia CT 16 9623 141508
Aci Sant'Antonio CT 16 17984 159492
Aci Bonaccorsi CT 17 3524 163016
Belpasso CT 17 28108 191124
Aci Catena CT 17 29851 220975
Castiglione di Sicilia CT 18 3215 224190
Acireale CT 18 52622 276812
Randazzo CT 18 10900 287712
Moio Alcantara ME 18 717 288429
Tremestieri Etneo CT 18 20589 309018
Mascalucia CT 18 31958 340976
San Pietro Clarenza CT 19 7743 348719
Maletto CT 19 3920 352639
San Giovanni la Punta CT 19 23060 375699
Biancavilla CT 19 24007 399706
Calatabiano CT 19 5308 405014
Valverde CT 19 7840 412854
Bronte CT 19 19172 432026
Camporotondo Etneo CT 19 5023 437049
Santa Maria di Licodia CT 19 7641 444690
Gravina di Catania CT 20 25838 470528
Francavilla di Sicilia ME 20 3945 474473

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km NW of Acireale (52622 inhabitants)
26 Km N of Catania (314555 inhabitants)
67 Km SW of Reggio di Calabria (183035 inhabitants)
68 Km SW of Messina (238439 inhabitants)
79 Km N of Siracusa (122291 inhabitants)
91 Km E of Caltanissetta (63360 inhabitants)
95 Km N of Ragusa (73313 inhabitants)
98 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 2023-09-08
21:43:22
37.739 15.043 6 2023-09-08
21:56:27
Sala Operativa INGV_OE (Catania) 120891751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-08 21:43:22
Latitude 37.7390
Longitude 15.0430
Depth (km) 6 (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 120891751

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) 76
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) 0.1
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 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 120891751
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-09-08 21:56:27
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