Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 18-09-2023 and time 00:59:13 (UTC) in region 1 km W Falcone (ME)

A magnitude ML 1.2 earthquake occured in region: 1 km W Falcone (ME), on

  • 18-09-2023 00:59:13 (UTC)
  • 18-09-2023 02:59:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1180, 15.0710 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
Falcone ME 1 2808 2808
Oliveri ME 1 2181 4989
Furnari ME 5 3784 8773
Basicò ME 6 612 9385
Mazzarrà Sant'Andrea ME 7 1531 10916
Tripi ME 8 873 11789
Terme Vigliatore ME 8 7395 19184
Rodì Milici ME 9 2056 21240
Patti ME 10 13431 34671
Librizzi ME 10 1660 36331
Montagnareale ME 11 1615 37946
Montalbano Elicona ME 11 2287 40233
San Piero Patti ME 12 2915 43148
Novara di Sicilia ME 12 1337 44485
Castroreale ME 13 2504 46989
Barcellona Pozzo di Gotto ME 13 41583 88572
Raccuja ME 16 1041 89613
Sant'Angelo di Brolo ME 16 3090 92703
Merì ME 16 2338 95041
Gioiosa Marea ME 17 7074 102115
Fondachelli-Fantina ME 17 1019 103134
Ucria ME 18 1058 104192
San Filippo del Mela ME 19 7115 111307
Piraino ME 19 3962 115269
Santa Lucia del Mela ME 19 4650 119919
Milazzo ME 19 31646 151565
Sinagra ME 20 2705 154270

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km W of Messina (238439 inhabitants)
50 Km W of Reggio di Calabria (183035 inhabitants)
57 Km N of Acireale (52622 inhabitants)
68 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 1.2 2023-09-18
00:59:13		 38.1178 15.0707 9 2023-09-18
01:08:25		 Sala Sismica INGV-Roma 121145241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-18 00:59:13 ± 0.05
Latitude 38.1178 ± 0.0027
Longitude 15.0707 ± 0.0023
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121145241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 232
Semi-minor axis of confidence ellipse (meter) 116
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 47
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.50812
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 121145241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-18 01:08:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IVPL.HHZ. 2023-09-18T00:59:24.10 0.3 undecidable manual S 345 29.748 106 0.19 71
IV.MRCB.HHE. 2023-09-18T00:59:23.45 0.1 undecidable manual P 85 55.4001 50 -0.02 94
IV.MTTG.HHE. 2023-09-18T00:59:23.46 0.1 undecidable manual P 103 56.3991 50 -0.17 91
IV.MILZ.HHZ. 2023-09-18T00:59:21.25 0.1 undecidable manual S 39 22.0668 111 -0.12 98
7C.SPAOL.HNZ. 2023-09-18T00:59:21.86 3.0 negative manual P -0.13 0
IV.AIO.HHZ. 2023-09-18T00:59:21.39 0.3 undecidable manual S 139 21.5673 111 0.17 72
IV.MPNC.HHZ. 2023-09-18T00:59:21.94 0.3 undecidable manual S 83 24.8529 109 -0.34 70
IV.IVGP.HHE. 2023-09-18T00:59:20.09 0.3 undecidable manual P 343 32.3454 105 0.21 71
IV.MUCR.HHZ. 2023-09-18T00:59:20.24 0.3 undecidable manual S 244 19.0698 114 -0.18 73
IV.IVCR.HHE. 2023-09-18T00:59:20.21 0.1 undecidable manual P 344 33.744 50 0.08 96
IV.IVLT.HHE. 2023-09-18T00:59:19.99 0.1 undecidable manual P 341 32.6451 105 0.05 97
IV.IVPL.HHZ. 2023-09-18T00:59:19.54 0.1 undecidable manual P 345 29.748 106 0.17 95
IV.IVUG.HHE. 2023-09-18T00:59:19.67 0.3 undecidable manual P 347 31.746 105 -0.09 72
IV.LIBRI.HHZ. 2023-09-18T00:59:18.26 0.3 undecidable manual S 253 12.9759 123 -0.28 72
IV.NOV.HHZ. 2023-09-18T00:59:18.36 0.3 undecidable manual S 150 11.5773 126 0.22 73
IV.MPNC.HHZ. 2023-09-18T00:59:18.40 0.1 undecidable manual P 83 24.8529 109 -0.03 99
IV.AIO.HHZ. 2023-09-18T00:59:17.90 0.1 undecidable manual P 139 21.5673 111 0.08 98
IV.MILZ.HHZ. 2023-09-18T00:59:17.82 0.1 undecidable manual P 39 22.0668 111 -0.09 98
IV.MUCR.HHZ. 2023-09-18T00:59:17.38 0.1 undecidable manual P 244 19.0698 114 0.02 100
IV.LIBRI.HHZ. 2023-09-18T00:59:16.17 0.3 undecidable manual P 253 12.9759 123 -0.11 75
IV.NOV.HHZ. 2023-09-18T00:59:16.19 0.1 undecidable manual P 150 11.5773 126 0.15 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LIBRI.HHE. ML:1.2 0.00016824278500000001 0.18 AML other m 2023-09-18T00:59:18.34
IV.LIBRI.HNE. ML:1.6 0.00040849999999999995 0.18 AML other m 2023-09-18T00:59:18.40
IV.NOV.HHE. ML:1.5 0.00037798185 0.3 AML other m 2023-09-18T00:59:18.49
IV.NOV.HNE. ML:0.9 0.00008899132 0.3 AML other m 2023-09-18T00:59:18.49
IV.LIBRI.HNN. ML:1.4 0.00028560025 0.2096 AML other m 2023-09-18T00:59:18.57
IV.LIBRI.HHN. ML:0.8 0.00007946636 0.1 AML other m 2023-09-18T00:59:18.73
IV.NOV.HHN. ML:1.2 0.0002038862 0.34 AML other m 2023-09-18T00:59:18.96
IV.NOV.HNN. ML:0.6 0.00004566045 0.3 AML other m 2023-09-18T00:59:19.00
IV.MUCR.HHE. ML:1.0 0.00007680897500000001 0.16 AML other m 2023-09-18T00:59:20.64
IV.MUCR.HHN. ML:1.3 0.00016770805 0.34 AML other m 2023-09-18T00:59:20.87
IV.AIO.HHN. ML:1.0 0.00007133065500000001 0.24 AML other m 2023-09-18T00:59:22.51
IV.AIO.HHE. ML:0.9 0.00006125 1.28 AML other m 2023-09-18T00:59:23.95
IV.IVPL.HHN. ML:1.4 0.00013721705000000001 0.24 AML other m 2023-09-18T00:59:25.35
IV.IVPL.HHE. ML:1.4 0.0001088804 0.32 AML other m 2023-09-18T00:59:28.69
IV.IVPL.HNN. ML:1.4 0.0001119939 0.16 AML other m 2023-09-18T00:59:24.80
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