Earthquake with magnitude of ML 0.8 on date 23-10-2023 and time 20:24:24 (Italy) in region 2 km W Oliveri (ME)

A magnitude ML 0.8 earthquake occured in region: 2 km W Oliveri (ME), on

  • 23-10-2023 18:24:24 (UTC)
  • 23-10-2023 20:24:24 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1350, 15.0350 at 5 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Oliveri ME 2 2181 2181
Falcone ME 5 2808 4989
Patti ME 6 13431 18420
Montagnareale ME 8 1615 20035
Librizzi ME 8 1660 21695
Basicò ME 8 612 22307
Furnari ME 9 3784 26091
Mazzarrà Sant'Andrea ME 10 1531 27622
San Piero Patti ME 11 2915 30537
Tripi ME 11 873 31410
Terme Vigliatore ME 11 7395 38805
Rodì Milici ME 12 2056 40861
Montalbano Elicona ME 12 2287 43148
Gioiosa Marea ME 13 7074 50222
Sant'Angelo di Brolo ME 14 3090 53312
Raccuja ME 14 1041 54353
Piraino ME 15 3962 58315
Novara di Sicilia ME 16 1337 59652
Castroreale ME 16 2504 62156
Barcellona Pozzo di Gotto ME 16 41583 103739
Ucria ME 17 1058 104797
Sinagra ME 17 2705 107502
Brolo ME 18 5783 113285
Ficarra ME 18 1469 114754
Merì ME 19 2338 117092
Floresta ME 20 485 117577

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km W of Messina (238439 inhabitants)
53 Km W of Reggio di Calabria (183035 inhabitants)
59 Km N of Acireale (52622 inhabitants)
70 Km N of Catania (314555 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
Rev100
ML 0.8 2023-10-23
18:24:24
38.1348 15.0352 5 2023-10-23
18:54:20
Sala Sismica INGV-Roma 122314381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-23 18:24:24 ± 0.33
Latitude 38.1348 ± 0.0180
Longitude 15.0352 ± 0.0091
Depth (km) 5 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122314381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1449
Semi-minor axis of confidence ellipse (meter) 1392
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 359
Circular confidence region, given by single value of horizontal uncertainty (meter) 1450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 208
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.09803
Epicentral distance of station farthest from the epicenter (degree) 0.26170
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 122314381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-23 18:54:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AIO.HHZ. 2023-10-23T18:24:32.76 0.3 undecidable manual S 136 25.0527 102 -0.52 66
IV.NOV.HHZ. 2023-10-23T18:24:30.01 0.3 undecidable manual S 143 14.7741 110 0.16 72
IV.ECTS.HHE. 2023-10-23T18:24:30.93 1.0 undecidable manual P 165 29.0487 100 0.62 21
IV.MUCR.HHZ. 2023-10-23T18:24:30.27 0.3 undecidable manual S 234 17.3715 107 -0.43 68
IV.MPNC.HHE. 2023-10-23T18:24:29.79 0.1 undecidable manual P 87 27.75 101 -0.26 92
IV.AIO.HHZ. 2023-10-23T18:24:29.67 0.1 undecidable manual P 136 25.0527 102 0.14 95
IV.LIBRI.HHZ. 2023-10-23T18:24:28.61 0.1 undecidable manual S 239 10.878 116 0.02 100
IV.MUCR.HHZ. 2023-10-23T18:24:28.00 0.1 undecidable manual P 234 17.3715 107 -0.04 99
IV.LIBRI.HHZ. 2023-10-23T18:24:27.05 0.1 undecidable manual P 239 10.878 116 0.23 96
IV.NOV.HHZ. 2023-10-23T18:24:27.88 0.1 positive manual P 143 14.7741 110 0.34 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LIBRI.HNN. ML:1.0 0.00013700000000000002 1.06 AML other m 2023-10-23T18:24:28.30
IV.LIBRI.HNE. ML:0.8 0.0000919 1.14 AML other m 2023-10-23T18:24:29.33
IV.NOV.HHE. ML:0.6 0.000050299999999999996 0.2 AML other m 2023-10-23T18:24:30.32
IV.MUCR.HHN. ML:0.8 0.00005989999999999999 0.82 AML other m 2023-10-23T18:24:30.81
IV.NOV.HHN. ML:0.6 0.00004910000000000001 0.68 AML other m 2023-10-23T18:24:30.36
IV.MUCR.HHE. ML:0.7 0.0000498 0.56 AML other m 2023-10-23T18:24:31.23
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