Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 05-09-2023 and time 13:29:29 (Italy) in region 1 km W Tripi (ME)

A magnitude ML 1.6 earthquake occured in region: 1 km W Tripi (ME), on

  • 05-09-2023 11:29:29 (UTC)
  • 05-09-2023 13:29:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0500, 15.0870 at 7 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Tripi ME 1 873 873
Basicò ME 3 612 1485
Novara di Sicilia ME 5 1337 2822
Mazzarrà Sant'Andrea ME 6 1531 4353
Montalbano Elicona ME 7 2287 6640
Furnari ME 7 3784 10424
Falcone ME 8 2808 13232
Oliveri ME 9 2181 15413
Rodì Milici ME 10 2056 17469
Fondachelli-Fantina ME 10 1019 18488
San Piero Patti ME 11 2915 21403
Terme Vigliatore ME 12 7395 28798
Castroreale ME 12 2504 31302
Librizzi ME 12 1660 32962
Roccella Valdemone ME 15 666 33628
Malvagna ME 15 733 34361
Patti ME 15 13431 47792
Montagnareale ME 15 1615 49407
Raccuja ME 15 1041 50448
Barcellona Pozzo di Gotto ME 16 41583 92031
Antillo ME 16 919 92950
Moio Alcantara ME 17 717 93667
Floresta ME 17 485 94152
Francavilla di Sicilia ME 17 3945 98097
Ucria ME 18 1058 99155
Santa Domenica Vittoria ME 18 980 100135
Motta Camastra ME 19 845 100980
Castiglione di Sicilia CT 19 3215 104195
Sant'Angelo di Brolo ME 19 3090 107285
Merì ME 19 2338 109623

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Messina (238439 inhabitants)
49 Km N of Acireale (52622 inhabitants)
49 Km W of Reggio di Calabria (183035 inhabitants)
61 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 1.6 2023-09-05
11:29:29		 38.0497 15.0868 7 2023-09-05
11:40:16		 Sala Sismica INGV-Roma 120787151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-05 11:29:29 ± 0.48
Latitude 38.0497 ± 0.0261
Longitude 15.0868 ± 0.0114
Depth (km) 7 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120787151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2391
Semi-minor axis of confidence ellipse (meter) 1626
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 8
Circular confidence region, given by single value of horizontal uncertainty (meter) 2390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 144
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.49
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.24911
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:1.6

Field Value
Value 1.6
Uncertainty 0.9
Num. used stations 4
Type of magnitude ML
Reference to an origin 120787151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-05 11:40:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPNC.HHE. 2023-09-05T11:29:38.74 0.6 undecidable manual S 65 25.5522 106 0.39 45
IV.MUCR.HHZ. 2023-09-05T11:29:36.26 0.3 undecidable manual S 268 18.5703 112 0.2 71
IV.MPNC.HHE. 2023-09-05T11:29:34.09 1.0 undecidable manual P 65 25.5522 106 -0.36 23
IV.LIBRI.HHZ. 2023-09-05T11:29:34.70 0.3 undecidable manual S 285 14.2746 117 0 74
IV.LIBRI.HHZ. 2023-09-05T11:29:32.36 0.1 undecidable manual P 285 14.2746 117 0.02 98
IV.AIO.HHZ. 2023-09-05T11:29:32.58 0.1 positive manual P 0.48 1.33
IV.NOV.HHZ. 2023-09-05T11:29:32.10 0.6 undecidable manual S 119 4.995 146 -0.1 49
IV.MUCR.HHZ. 2023-09-05T11:29:32.96 0.1 undecidable manual P 268 18.5703 112 -0.16 95
IV.NOV.HHZ. 2023-09-05T11:29:30.87 0.1 undecidable manual P 119 4.995 146 -0.03 100
IV.MILZ.HHE. 2023-09-05T11:29:19.87 0.3 undecidable manual S 27 27.6501 105 -9.99 0
IV.MILZ.HHE. 2023-09-05T11:29:18.15 1.0 undecidable manual P 27 27.6501 105 -9.99 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NOV.HHE. ML:1.1 0.0002535 0.44 AML other m 2023-09-05T11:29:32.45
IV.NOV.HHN. ML:1.1 0.0002385 0.2 AML other m 2023-09-05T11:29:32.39
IT.MLPS.HNE. ML:2.4 0.000569 1.04 AML other m 2023-09-05T11:29:49.34
IT.MLPS.HNN. ML:2.4 0.0004375 0.9 AML other m 2023-09-05T11:29:49.91
IV.NOV.HNE. ML:0.4 0.000050565555 0.2944 AML other m 2023-09-05T11:29:32.45
IV.NOV.HNN. ML:0.5 0.000059372179 0.2112 AML other m 2023-09-05T11:29:32.39
IV.LIBRI.HNE. ML:0.9 0.00008426332 3.6288 AML other m 2023-09-05T11:29:35.32
IV.LIBRI.HNN. ML:0.8 0.000077412695 0.7744 AML other m 2023-09-05T11:29:36.91
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