Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 05-09-2023 and time 22:49:25 (UTC) in region 1 km NW Tripi (ME)

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

  • 05-09-2023 22:49:25 (UTC)
  • 06-09-2023 00:49:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0600, 15.0900 at 8 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 2 612 1485
Mazzarrà Sant'Andrea ME 5 1531 3016
Furnari ME 6 3784 6800
Novara di Sicilia ME 6 1337 8137
Falcone ME 6 2808 10945
Montalbano Elicona ME 8 2287 13232
Oliveri ME 8 2181 15413
Rodì Milici ME 9 2056 17469
San Piero Patti ME 11 2915 20384
Terme Vigliatore ME 11 7395 27779
Fondachelli-Fantina ME 11 1019 28798
Castroreale ME 12 2504 31302
Librizzi ME 12 1660 32962
Patti ME 14 13431 46393
Montagnareale ME 15 1615 48008
Barcellona Pozzo di Gotto ME 15 41583 89591
Roccella Valdemone ME 16 666 90257
Raccuja ME 16 1041 91298
Malvagna ME 16 733 92031
Antillo ME 17 919 92950
Floresta ME 18 485 93435
Francavilla di Sicilia ME 18 3945 97380
Moio Alcantara ME 18 717 98097
Ucria ME 18 1058 99155
Merì ME 18 2338 101493
Sant'Angelo di Brolo ME 19 3090 104583
Santa Lucia del Mela ME 19 4650 109233
Santa Domenica Vittoria ME 19 980 110213
Motta Camastra ME 20 845 111058
Castiglione di Sicilia CT 20 3215 114273

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Messina (238439 inhabitants)
49 Km W of Reggio di Calabria (183035 inhabitants)
50 Km N of Acireale (52622 inhabitants)
62 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
22:49:25		 38.0598 15.0897 8 2023-09-05
22:56:52		 Sala Sismica INGV-Roma 120812601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-05 22:49:25 ± 0.07
Latitude 38.0598 ± 0.0054
Longitude 15.0897 ± 0.0057
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120812601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 600
Semi-minor axis of confidence ellipse (meter) 275
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 216
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.49283
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 120812601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-05 22:56:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRCB.HHZ. 2023-09-05T22:49:43.02 0.1 undecidable manual S 78 54.7008 50 -0.26 88
IV.IVLT.HHE. 2023-09-05T22:49:39.46 0.6 undecidable manual S 342 39.2274 50 0.3 45
IV.EPMN.HHE. 2023-09-05T22:49:35.21 0.6 undecidable manual S 164 27.6501 106 -0.24 46
IV.MPNC.HHZ. 2023-09-05T22:49:35.14 0.1 undecidable manual S 100
IV.MRCB.HHZ. 2023-09-05T22:49:35.68 0.1 positive manual P 78 54.7008 50 -0.08 92
IV.IVLT.HHE. 2023-09-05T22:49:33.36 1.0 undecidable manual P 342 39.2274 50 -0.02 24
IV.IVPL.HHE. 2023-09-05T22:49:33.36 0.3 undecidable manual P 345 36.3414 50 0.43 65
IV.IVGP.HHE. 2023-09-05T22:49:33.28 0.6 undecidable manual P 343 39.0276 50 -0.06 47
IV.EMSG.HHZ. 2023-09-05T22:49:32.06 0.6 negative manual P 205 29.2485 105 0.52 44
IV.MUCR.HHZ. 2023-09-05T22:49:32.29 0.1 undecidable manual S 264 18.9699 112 -0.3 93
IV.ECTS.HHZ. 2023-09-05T22:49:32.93 0.1 undecidable manual S 172 19.9689 111 0.02 99
IV.EMNR.HHE. 2023-09-05T22:49:31.85 0.3 undecidable manual P 192 27.5502 106 0.63 64
IV.LIBRI.HHZ. 2023-09-05T22:49:31.07 0.1 undecidable manual S 281 14.2746 119 -0.06 100
IV.EPMN.HHE. 2023-09-05T22:49:31.21 0.1 undecidable manual P 164 27.6501 106 -0.03 97
IV.AIO.HHZ. 2023-09-05T22:49:29.07 3.0 positive manual P -0.03 0
IV.MUCR.HHZ. 2023-09-05T22:49:29.38 0.1 positive manual P 264 18.9699 112 -0.2 95
IV.ECTS.HHZ. 2023-09-05T22:49:29.76 0.1 undecidable manual P 172 19.9689 111 -0.01 99
IV.NOV.HHZ. 2023-09-05T22:49:28.74 0.1 undecidable manual S 131 5.3946 145 -0.03 100
IV.LIBRI.HHZ. 2023-09-05T22:49:28.72 0.3 positive manual P 281 14.2746 119 -0.03 75
IV.NOV.HHZ. 2023-09-05T22:49:27.35 1.0 undecidable manual P 131 5.3946 145 -0.03 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NOV.HHE. ML:0.0 0.0020444029999999998 0.1408 AML other m 2023-09-05T22:49:28.77
IV.NOV.HNE. ML:0.0 0.0004641123 0.1408 AML other m 2023-09-05T22:49:28.77
IV.LIBRI.HHN. ML:1.3 0.0002169381 0.32 AML other m 2023-09-05T22:49:32.54
IV.LIBRI.HNE. ML:1.6 0.00044417065 0.2176 AML other m 2023-09-05T22:49:33.66
IV.LIBRI.HNN. ML:1.8 0.000679 0.28 AML other m 2023-09-05T22:49:32.34
IV.MUCR.HHE. ML:1.5 0.00028645470000000003 0.256 AML other m 2023-09-05T22:49:33.71
IV.LIBRI.HHE. ML:1.5 0.00033152824999999996 0.5248 AML other m 2023-09-05T22:49:32.52
IV.MUCR.HHN. ML:1.6 0.0002942118 0.1408 AML other m 2023-09-05T22:49:33.32
IV.ECTS.HHE. ML:1.5 0.00023300000000000003 0.36 AML other m 2023-09-05T22:49:33.20
IV.ECTS.HHN. ML:1.8 0.000474 0.26 AML other m 2023-09-05T22:49:33.67
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