Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 12-07-2021 and time 02:23:45 (UTC) in region Costa Siciliana nord orientale (Messina)

A magnitude ML 2.3 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 12-07-2021 02:23:45 (UTC)
  • 12-07-2021 04:23:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.2770, 14.9410 at 133 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
Gioiosa Marea ME 12 7074 7074
Piraino ME 14 3962 11036
Patti ME 15 13431 24467
Montagnareale ME 16 1615 26082
Brolo ME 17 5783 31865
Sant'Angelo di Brolo ME 19 3090 34955
Oliveri ME 20 2181 37136
Librizzi ME 20 1660 38796

Municipalities with at least 50000 inhabitants

An earthquake occurred to
55 Km W of Messina (238439 inhabitants)
64 Km W of Reggio di Calabria (183035 inhabitants)
76 Km N of Acireale (52622 inhabitants)
87 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 2.3 2021-07-12
02:23:45		 38.2772 14.9408 133 2021-12-29
11:12:21		 Bollettino Sismico Italiano INGV 94289581
Reviewed
Rev100 		ML 2.3 2021-07-12
02:23:45		 38.2765 14.966 134 2021-07-12
02:45:32		 Sala Sismica INGV-Roma 92644981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-12 02:23:45 ± 0.16
Latitude 38.2772 ± 0.0135
Longitude 14.9408 ± 0.0137
Depth (km) 133 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 94289581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1711
Semi-minor axis of confidence ellipse (meter) 317
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 146
Circular confidence region, given by single value of horizontal uncertainty (meter) 1710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 41
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.10342
Epicentral distance of station farthest from the epicenter (degree) 1.66464
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 27
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 92644981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-12 02:45:32

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 21
Type of magnitude ML
Reference to an origin 94289581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-08-17 09:47:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIZZ.HHZ. 2021-07-12T02:24:30.00 0.6 undecidable manual S 54 134.6652 131 0.06 53
IV.RAFF.HHZ. 2021-07-12T02:24:29.10 0.6 undecidable manual S 204 127.4724 133 0.3 51
IV.PLAC.HHZ. 2021-07-12T02:24:29.70 0.6 undecidable manual S 81 131.6682 132 0.25 52
IV.SOI.EHZ. 2021-07-12T02:24:24.50 0.6 undecidable manual S 103 99.7224 140 -0.17 55
IV.JOPP.HHZ. 2021-07-12T02:24:23.10 0.3 undecidable manual S 66 89.8434 143 -0.26 84
IV.ECTS.HHE. 2021-07-12T02:24:19.20 0.6 undecidable manual S 160 46.5201 159 0.36 59
IV.MPNC.HHE. 2021-07-12T02:24:18.70 0.6 undecidable manual S 112 38.7279 163 0.42 59
IV.MSFR.HHE. 2021-07-12T02:24:18.80 0.6 undecidable manual S 229 40.7259 162 0.38 59
IV.MSRU.HHZ. 2021-07-12T02:24:18.60 0.3 undecidable manual S 92 49.4172 158 -0.46 86
IV.EPZF.HHZ. 2021-07-12T02:24:18.80 0.6 undecidable manual S 188 50.8158 157 -0.38 58
IV.AIO.HHE. 2021-07-12T02:24:18.70 0.6 undecidable manual S 143 42.4242 161 0.17 62
IV.MUCR.HHE. 2021-07-12T02:24:17.70 0.6 undecidable manual S 193 26.6511 168 0.09 65
IV.NOV.HHE. 2021-07-12T02:24:17.80 0.6 undecidable manual S 148 32.5452 165 -0.11 64
IV.MCPD.HHZ. 2021-07-12T02:24:17.40 0.3 undecidable manual S 226 25.2525 168 -0.16 97
IV.SERS.HHZ. 2021-07-12T02:24:15.31 0.3 undecidable manual P 60 173.1933 124 0.32 65
IV.MMGO.HHZ. 2021-07-12T02:24:15.92 0.6 undecidable manual P 249 184.7706 122 -0.29 42
IV.CET2.HHZ. 2021-07-12T02:24:14.52 0.3 undecidable manual P 32 164.1135 125 0.46 65
IV.GIZZ.HHZ. 2021-07-12T02:24:11.01 0.3 undecidable manual P 54 134.6652 131 -0.17 78
IV.PLAC.HHZ. 2021-07-12T02:24:11.04 0.6 undecidable manual P 81 131.6682 132 0.14 53
IV.RAFF.HHZ. 2021-07-12T02:24:10.62 0.3 undecidable manual P 204 127.4724 133 0.1 80
IV.HVZN.HHE. 2021-07-12T02:24:09.82 0.3 undecidable manual P 189 123.4875 134 -0.33 76
IV.SOI.EHZ. 2021-07-12T02:24:07.99 0.3 undecidable manual P 103 99.7224 140 -0.14 83
IV.JOPP.HHZ. 2021-07-12T02:24:07.15 0.3 undecidable manual P 66 89.8434 143 -0.23 84
IV.HLNI.HHE. 2021-07-12T02:24:07.78 0.3 undecidable manual P 183 103.2189 139 -0.63 72
IV.CSLB.HHE. 2021-07-12T02:24:06.62 0.6 undecidable manual P 244 85.7475 145 -0.46 54
IV.EMFO.HHE. 2021-07-12T02:24:05.95 0.6 undecidable manual P 168 61.494 153 0.44 57
IV.ESCV.HHE. 2021-07-12T02:24:05.14 0.6 undecidable manual P 191 59.7957 154 -0.28 59
IV.ESAL.HHE. 2021-07-12T02:24:05.38 0.6 undecidable manual P 164 60.2952 154 -0.07 61
IV.IACL.HHE. 2021-07-12T02:24:05.22 0.6 undecidable manual P 299 58.2972 154 -0.12 62
IV.EPZF.HHZ. 2021-07-12T02:24:05.56 0.3 undecidable manual P 188 50.8158 157 0.6 82
IV.EMNR.HHE. 2021-07-12T02:24:05.41 0.6 undecidable manual P 172 51.6039 157 0.41 58
IV.ECTS.HHE. 2021-07-12T02:24:05.07 0.3 undecidable manual P 160 46.5201 159 0.3 90
IV.MSFR.HHE. 2021-07-12T02:24:04.89 0.3 undecidable manual P 229 40.7259 162 0.37 89
IV.AIO.HHE. 2021-07-12T02:24:04.78 0.3 undecidable manual P 143 42.4242 161 0.19 93
IV.MPNC.HHE. 2021-07-12T02:24:04.58 0.3 undecidable manual P 112 38.7279 163 0.13 94
IV.NOV.HHE. 2021-07-12T02:24:04.57 0.3 undecidable manual P 148 32.5452 165 0.34 91
IV.MSRU.HHZ. 2021-07-12T02:24:04.43 0.6 undecidable manual P 92 49.4172 158 -0.47 57
IV.IVUG.HHE. 2021-07-12T02:24:03.70 0.3 undecidable manual P 17 13.7751 174 -0.1 100
IV.MUCR.HHE. 2021-07-12T02:24:03.95 0.3 undecidable manual P 193 26.6511 168 -0.11 97
IV.IVPL.HHZ. 2021-07-12T02:24:03.45 0.3 undecidable manual P 17 11.4774 175 -0.32 96
IV.MCPD.HHZ. 2021-07-12T02:24:03.71 0.3 undecidable manual P 226 25.2525 168 -0.31 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EPZF.HHN. ML:2.3 0.00012009999999999998 0.32 AML other m 2021-07-12T02:24:06.49
IV.MCPD.HHN. ML:1.7 0.000028575365 0.5808 AML other m 2021-07-12T02:24:18.13
IV.MSRU.HHE. ML:2.5 0.0001653009 0.32 AML other m 2021-07-12T02:24:19.86
IV.MSRU.HHN. ML:2.4 0.0001458218 0.4192 AML other m 2021-07-12T02:24:19.64
IV.EPZF.HHE. ML:2.4 0.0001235 0.56 AML other m 2021-07-12T02:24:22.62
IV.JOPP.HNE. ML:2.7 0.000212 1.74 AML other m 2021-07-12T02:24:23.03
IV.JOPP.HHE. ML:2.1 0.000062045085 1.76 AML other m 2021-07-12T02:24:23.95
IV.JOPP.HNN. ML:2.5 0.000155 0.62 AML other m 2021-07-12T02:24:24.76
IV.JOPP.HHN. ML:2.6 0.00016350000000000002 0.2 AML other m 2021-07-12T02:24:24.76
IV.SOI.EHE. ML:2.2 0.000070109215 0.64 AML other m 2021-07-12T02:24:24.97
IV.SOI.EHN. ML:2.1 0.000051310309999999996 0.52 AML other m 2021-07-12T02:24:25.05
IV.PLAC.HHN. ML:2.2 0.000049980275000000005 0.28 AML other m 2021-07-12T02:24:30.71
IV.PLAC.HNE. ML:2.3 0.000069649605 0.3088 AML other m 2021-07-12T02:24:30.78
IV.PLAC.HNN. ML:2.2 0.0000560464 0.72 AML other m 2021-07-12T02:24:31.03
IV.SERS.HNE. ML:2.9 0.00019105115 0.76 AML other m 2021-07-12T02:24:34.38
IV.PLAC.HHE. ML:1.9 0.000023094280000000002 1.0608 AML other m 2021-07-12T02:24:37.38
IV.CET2.HHE. ML:2.2 0.0000376 0.76 AML other m 2021-07-12T02:24:39.54
IV.SERS.HHN. ML:1.8 0.000015684775 1.5616 AML other m 2021-07-12T02:24:39.07
IV.CET2.HHN. ML:2.2 0.00004442477 0.4208 AML other m 2021-07-12T02:24:41.58
IV.SERS.HHE. ML:1.8 0.000016645015 0.56 AML other m 2021-07-12T02:24:41.90
IV.SERS.HNN. ML:2.6 0.00010425981000000001 0.6416 AML other m 2021-07-12T02:24:43.85
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