Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 21-11-2023 and time 21:53:17 (Italy) in region 1 km SE Pace del Mela (ME)

A magnitude ML 2.4 earthquake occured in region: 1 km SE Pace del Mela (ME), on

  • 21-11-2023 20:53:17 (UTC)
  • 21-11-2023 21:53:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.1750, 15.3100 at 179 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
Pace del Mela ME 1 6239 6239
Gualtieri Sicaminò ME 1 1807 8046
Condrò ME 2 493 8539
San Filippo del Mela ME 3 7115 15654
San Pier Niceto ME 4 2837 18491
Torregrotta ME 4 7431 25922
Santa Lucia del Mela ME 4 4650 30572
Merì ME 6 2338 32910
Valdina ME 6 1355 34265
Roccavaldina ME 6 1133 35398
Monforte San Giorgio ME 7 2777 38175
Venetico ME 7 3911 42086
Milazzo ME 8 31646 73732
Spadafora ME 8 5021 78753
Barcellona Pozzo di Gotto ME 9 41583 120336
Rometta ME 9 6650 126986
Saponara ME 11 3988 130974
Castroreale ME 12 2504 133478
Villafranca Tirrena ME 13 8584 142062
Terme Vigliatore ME 14 7395 149457
Rodì Milici ME 14 2056 151513
Itala ME 18 1640 153153
Furnari ME 18 3784 156937
Fiumedinisi ME 18 1409 158346
Mazzarrà Sant'Andrea ME 18 1531 159877
Alì ME 19 768 160645
Mandanici ME 19 601 161246
Scaletta Zanclea ME 20 2140 163386

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km W of Messina (238439 inhabitants)
30 Km W of Reggio di Calabria (183035 inhabitants)
64 Km N of Acireale (52622 inhabitants)
77 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 2.4 2023-11-21
20:53:17		 38.175 15.3097 179 2023-11-21
21:09:18		 Sala Sismica INGV-Roma 123315191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-21 20:53:17 ± 0.43
Latitude 38.1750 ± 0.0567
Longitude 15.3097 ± 0.0503
Depth (km) 179 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123315191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 7090
Semi-minor axis of confidence ellipse (meter) 2530
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 149
Circular confidence region, given by single value of horizontal uncertainty (meter) 7090.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.04407
Epicentral distance of station farthest from the epicenter (degree) 5.46788
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitude information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 123315191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-21 21:09:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FOSV.EHZ. 2023-11-21T20:54:41.86 0.6 positive manual P 340 606.9369 104 2.39 2
IV.PLAC.HHZ. 2023-11-21T20:54:05.60 0.6 undecidable manual S 72 102.8193 148 0.49 40
IV.IVUG.HHZ. 2023-11-21T20:54:00.42 0.6 undecidable manual S 311 37.3293 168 0.68 41
IV.GMB1.HNZ. 2023-11-21T20:54:00.06 0.6 undecidable manual S 90 44.3223 165 -0.04 51
IV.MTTG.HHZ. 2023-11-21T20:54:00.29 0.6 undecidable manual S 119 39.0276 167 0.46 46
IV.AIO.HHZ. 2023-11-21T20:53:59.21 0.6 undecidable manual S 197 23.5542 172 -0.01 52
IV.MPNC.HHZ. 2023-11-21T20:53:59.13 0.6 undecidable manual S 130 4.8951 178 0.25 51
IV.NOV.HHZ. 2023-11-21T20:53:58.61 0.6 undecidable manual S 223 22.2555 172 -0.57 46
IV.MRCB.HHN. 2023-11-21T20:53:57.91 0.6 undecidable manual S 92 34.3434 168 -1.7 26
IV.LADO.EHZ. 2023-11-21T20:53:51.87 1.0 positive manual P 49 189.7656 131 -0.26 16
IY.MCDA.HHZ.00 2023-11-21T20:53:49.90 0.3 positive manual P 54 162.615 135 0.24 55
IV.SERS.HHZ. 2023-11-21T20:53:48.83 0.1 undecidable manual P 51 153.0357 137 0 80
IV.SELL.HHZ. 2023-11-21T20:53:48.32 0.6 negative manual P 51 145.2435 139 0.14 40
IV.HLNI.HHZ. 2023-11-21T20:53:46.82 1.0 negative manual P 203 99.4227 149 2.01 10
IV.PLAC.HHZ. 2023-11-21T20:53:45.42 0.1 negative manual P 72 102.8193 148 0.38 84
IV.GRI.EHZ. 2023-11-21T20:53:45.97 1.0 negative manual P 53 120.1908 144 -0.27 21
IY.SPDC.HHZ. 2023-11-21T20:53:43.39 0.6 undecidable manual P 61 81.4518 154 -0.36 44
IV.SOI.EHZ. 2023-11-21T20:53:43.54 1.0 positive manual P 100 65.9895 159 0.56 22
IY.OPPI.HHE. 2023-11-21T20:53:42.88 0.6 undecidable manual P 80 61.8936 160 0.09 48
IV.MTTG.HHZ. 2023-11-21T20:53:42.71 1.0 positive manual P 119 39.0276 167 0.73 22
IV.NOV.HHZ. 2023-11-21T20:53:42.72 0.3 positive manual P 223 22.2555 172 1.11 56
IV.AIO.HHZ. 2023-11-21T20:53:42.09 0.1 undecidable manual P 197 23.5542 172 0.46 96
IV.GMB1.HNZ. 2023-11-21T20:53:42.07 0.1 undecidable manual P 90 44.3223 165 -0.07 99
IV.MPNC.HHZ. 2023-11-21T20:53:41.09 0.1 undecidable manual P 130 4.8951 178 -0.34 100
IT.SAAM.HNZ. 2023-11-21T20:53:41.28 0.1 undecidable manual P 90 39.1275 167 -0.7 84
IV.SICLA.EHZ. 2023-11-21T20:53:41.26 0.3 undecidable manual P 76 36.4413 168 -0.65 65
IV.IVUG.HHZ. 2023-11-21T20:53:41.05 0.6 undecidable manual P 311 37.3293 168 -0.89 40
IV.MRCB.HHN. 2023-11-21T20:53:41.60 0.6 undecidable manual P 92 34.3434 168 -0.26 48
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PLAC.HHN. ML:2.4 0.0000678 1.3 AML other m 2023-11-21T20:54:07.14
IV.PLAC.HHE. ML:2.4 0.0000734 0.74 AML other m 2023-11-21T20:54:07.56
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
Waveforms Seismic signals in miniseed + resp format Download