Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 21-01-2023 and time 08:38:02 (Italy) in region Costa Siciliana nord orientale (Messina)

A magnitude ML 2.4 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 21-01-2023 07:38:02 (UTC)
  • 21-01-2023 08:38:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.3290, 15.1960 at 114 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Milazzo ME 13 31646 31646
Merì ME 18 2338 33984
San Filippo del Mela ME 19 7115 41099
Pace del Mela ME 19 6239 47338
Venetico ME 19 3911 51249
Spadafora ME 20 5021 56270

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km W of Messina (238439 inhabitants)
46 Km NW of Reggio di Calabria (183035 inhabitants)
80 Km N of Acireale (52622 inhabitants)
92 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
Bulletin
Rev1000 		ML 2.4 2023-01-21
07:38:02		 38.3287 15.1962 114 2024-03-01
17:18:13		 Bollettino Sismico Italiano INGV 119799271
Reviewed
Rev100 		ML 2.4 2023-01-21
07:38:02		 38.3348 15.2368 113 2023-01-21
07:53:28		 Sala Sismica INGV-Roma 113712711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-21 07:38:02 ± 0.28
Latitude 38.3287 ± 0.0198
Longitude 15.1962 ± 0.0183
Depth (km) 114 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 119799271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2072
Semi-minor axis of confidence ellipse (meter) 1167
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 154
Circular confidence region, given by single value of horizontal uncertainty (meter) 2070.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
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) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.17177
Epicentral distance of station farthest from the epicenter (degree) 1.36247
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 113712711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-21 07:53:28

ML:2.4

Field Value
Value 2.4
Uncertainty 0.1
Num. used stations 14
Type of magnitude ML
Reference to an origin 119799271
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-24 11:02:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAR1.HHZ. 2023-01-21T07:38:44.20 0.6 undecidable manual S 40 135.0648 126 0.01 42
IV.PLAC.HHZ. 2023-01-21T07:38:39.70 0.3 undecidable manual S 83 108.8133 132 -0.1 66
IV.MPAZ.HHZ. 2023-01-21T07:38:36.50 0.3 undecidable manual S 120 82.0512 141 0.67 60
IV.SOI.EHZ. 2023-01-21T07:38:35.10 0.3 undecidable manual S 110 79.9644 142 -0.45 65
IY.OPPI.HHE. 2023-01-21T07:38:35.00 0.3 undecidable manual S 95 71.1732 145 0.58 63
IV.FERC.HHZ.00 2023-01-21T07:38:35.80 0.6 undecidable manual S 80 82.1511 141 -0.05 47
IY.CNDF.HHN.00 2023-01-21T07:38:34.10 0.3 undecidable manual S 122 67.9764 146 0.06 72
IV.MTTG.HHZ. 2023-01-21T07:38:33.20 0.3 undecidable manual S 129 56.8986 151 0.41 68
IV.MRCB.HHN. 2023-01-21T07:38:31.40 0.6 undecidable manual S 113 47.9187 155 -0.51 46
IV.MPNC.HHZ. 2023-01-21T07:38:30.50 0.6 undecidable manual S 146 24.3534 167 0.25 50
IV.SERS.HNN. 2023-01-21T07:38:29.55 0.3 undecidable manual P 58 151.2375 122 1.41 36
IV.MSRU.HHE. 2023-01-21T07:38:29.90 0.3 undecidable manual S 105 28.1496 165 -0.55 70
IV.CAR1.HHZ. 2023-01-21T07:38:26.41 0.1 undecidable manual P 40 135.0648 126 -0.06 84
IV.PLAC.HHZ. 2023-01-21T07:38:24.00 0.1 negative manual P 83 108.8133 132 0.06 89
IY.OPPI.HHE. 2023-01-21T07:38:21.02 0.3 undecidable manual P 95 71.1732 145 0.18 70
IV.SOI.EHZ. 2023-01-21T07:38:21.19 0.1 undecidable manual P 110 79.9644 142 -0.3 89
IV.FERC.HHZ.00 2023-01-21T07:38:21.70 0.1 undecidable manual P 80 82.1511 141 0.04 94
IV.MPAZ.HHZ. 2023-01-21T07:38:21.44 0.1 undecidable manual P 120 82.0512 141 -0.21 90
IY.CNDF.HHN.00 2023-01-21T07:38:20.50 0.1 undecidable manual P 122 67.9764 146 -0.12 95
IV.MTTG.HHZ. 2023-01-21T07:38:19.92 0.1 undecidable manual P 129 56.8986 151 0.03 99
IV.LIBRI.HHE. 2023-01-21T07:38:19.38 0.1 undecidable manual P 221 35.8419 161 0.56 91
TV.GMB1.HHE. 2023-01-21T07:38:19.97 0.3 undecidable manual P 108 56.8986 151 0.08 74
IV.MUCR.HHE. 2023-01-21T07:38:19.03 0.1 undecidable manual P 222 42.3243 158 -0.08 100
IV.AIO.HHE. 2023-01-21T07:38:19.18 0.1 undecidable manual P 175 39.7269 159 0.19 99
IV.MSRU.HHE. 2023-01-21T07:38:18.03 0.1 undecidable manual P 105 28.1496 165 -0.51 94
IV.MPNC.HHZ. 2023-01-21T07:38:18.16 0.1 undecidable manual P 146 24.3534 167 -0.27 99
IV.MRCB.HHN. 2023-01-21T07:38:18.98 0.1 undecidable manual P 113 47.9187 155 -0.41 93
3D.OEM9.HNE. 2023-01-21T07:38:18.43 0.3 undecidable manual P 290 19.0698 170 0.14 78
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ESML.HNN. ML:2.2 0.000098657445 0.0384 AML other m 2023-01-21T07:38:22.06
IV.ESML.HNE. ML:2.3 0.000121976125 0.032 AML other m 2023-01-21T07:38:24.83
IV.MTTG.HHE. ML:2.4 0.00017911025 1.4592 AML other m 2023-01-21T07:38:28.10
IV.MPNC.HHE. ML:2.7 0.0003737655 2.0608 AML other m 2023-01-21T07:38:30.96
IV.MPNC.HHN. ML:2.4 0.000189730925 0.4992 AML other m 2023-01-21T07:38:31.33
IV.SOI.EHE. ML:2.1 0.000074780045 0.384 AML other m 2023-01-21T07:38:35.43
IV.MTTG.HHN. ML:2.4 0.00017434244999999998 1.36 AML other m 2023-01-21T07:38:35.92
IV.SOI.EHN. ML:2.4 0.0001346185 0.8384 AML other m 2023-01-21T07:38:36.95
IV.PLAC.HHN. ML:2.5 0.00014953674999999998 0.6208 AML other m 2023-01-21T07:38:40.90
IV.PLAC.HNN. ML:2.6 0.00017862905000000002 0.6656 AML other m 2023-01-21T07:38:40.91
IV.PLAC.HNE. ML:2.5 0.00014205020000000002 0.48 AML other m 2023-01-21T07:38:42.26
IV.PLAC.HHE. ML:2.5 0.00014024665 0.5632 AML other m 2023-01-21T07:38:42.29
IV.CAR1.HHE. ML:2.4 0.000094043635 0.384 AML other m 2023-01-21T07:38:46.98
IV.CAR1.HNE. ML:2.4 0.000098178265 0.3904 AML other m 2023-01-21T07:38:46.98
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