Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 21-12-2022 and time 16:58:22 (UTC) in region Tirreno Meridionale (MARE)

A magnitude ML 2.4 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 21-12-2022 16:58:22 (UTC)
  • 21-12-2022 17:58:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.4380, 15.3010 at 170 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NW of Messina (238439 inhabitants)
47 Km NW of Reggio di Calabria (183035 inhabitants)
93 Km N of Acireale (52622 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 2022-12-21
16:58:22		 38.4383 15.3008 170 2024-03-01
15:28:18		 Bollettino Sismico Italiano INGV 114286151
Reviewed
Rev100 		ML 2.5 2022-12-21
16:58:22		 38.4562 15.3143 172 2022-12-21
17:07:01		 Sala Sismica INGV-Roma 113003921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-21 16:58:22 ± 0.28
Latitude 38.4383 ± 0.0180
Longitude 15.3008 ± 0.0264
Depth (km) 170 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 114286151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2647
Semi-minor axis of confidence ellipse (meter) 787
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 132
Circular confidence region, given by single value of horizontal uncertainty (meter) 2650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 118
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 45
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.17537
Epicentral distance of station farthest from the epicenter (degree) 3.71240
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 35
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 113003921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-21 17:07:01

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 114286151
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-12 15:26:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.KEK.HHZ. 2022-12-21T16:59:20.26 0.6 undecidable manual P 69 412.0764 109 -0.93 11
IV.CELI.HHE. 2022-12-21T16:59:15.43 0.6 undecidable manual S 44 149.3394 136 0.35 46
IV.SERS.HNN. 2022-12-21T16:59:14.31 0.6 undecidable manual S 61 137.1627 139 1 37
IV.SCTE.HHZ. 2022-12-21T16:59:09.29 0.6 undecidable manual P 55 326.8284 114 -2.05 6
IV.PLAC.HHZ. 2022-12-21T16:59:07.80 0.6 undecidable manual S 89 98.8233 148 -0.57 49
IV.AIO.HHE. 2022-12-21T16:59:05.40 0.6 undecidable manual S 187 52.1034 162 1.32 37
IV.AMUR.HHZ. 2022-12-21T16:59:05.66 0.6 undecidable manual P 22 295.5819 117 -2.17 5
IV.IVPL.HHZ. 2022-12-21T16:59:03.60 0.6 undecidable manual S 256 28.749 170 0.75 51
IV.MPNC.HHZ. 2022-12-21T16:59:03.00 0.6 undecidable manual S 172 32.6451 168 -0.01 62
3D.OEM9.HNE. 2022-12-21T16:59:03.10 0.6 undecidable manual S 258 27.5502 170 0.3 59
IV.MRCB.HHZ. 2022-12-21T16:59:03.30 0.6 undecidable manual S 131 46.5201 164 -0.43 56
IV.MILZ.HHZ. 2022-12-21T16:59:01.80 0.6 undecidable manual S 198 19.4694 173 -0.75 52
IV.CRAC.EHZ. 2022-12-21T16:59:01.61 0.3 undecidable manual P 24 236.4855 123 0.17 44
IV.MSRU.HHZ. 2022-12-21T16:59:01.90 0.6 undecidable manual S 137 26.4513 171 -0.87 49
XE.BIDON.HNE. 2022-12-21T16:58:57.70 0.3 undecidable manual P 30 194.4609 128 0.51 53
IV.SALB.HHZ. 2022-12-21T16:58:56.39 0.3 undecidable manual P 29 183.1833 130 0.29 59
IV.PIPA.HHZ. 2022-12-21T16:58:55.27 0.3 undecidable manual P 48 174.7917 132 -0.04 65
IV.HAVL.HHZ. 2022-12-21T16:58:54.43 0.3 undecidable manual P 186 164.8128 133 0.04 68
IV.SERS.HNN. 2022-12-21T16:58:53.06 0.1 undecidable manual P 61 137.1627 139 1.06 72
IV.CELI.HHE. 2022-12-21T16:58:53.09 0.3 undecidable manual P 44 149.3394 136 0.06 73
IV.GRIS.EHE. 2022-12-21T16:58:52.72 0.6 undecidable manual P 18 152.0367 136 -0.54 43
IV.HLNI.HHZ. 2022-12-21T16:58:51.10 0.3 undecidable manual P 197 126.5733 141 -0.05 77
IV.CSLB.HHZ. 2022-12-21T16:58:51.12 0.3 undecidable manual P 243 121.7892 142 0.34 73
IV.CET2.HHZ. 2022-12-21T16:58:51.10 0.3 undecidable manual P 25 133.4664 140 -0.6 66
IV.SELL.HHZ. 2022-12-21T16:58:51.58 0.3 undecidable manual P 62 129.7701 140 0.17 75
IV.CAR1.HHZ. 2022-12-21T16:58:49.90 0.3 undecidable manual P 41 119.8911 143 -0.74 64
IV.EPZF.HHZ. 2022-12-21T16:58:49.57 0.6 undecidable manual P 210 78.366 154 1.66 29
IV.PLAC.HHZ. 2022-12-21T16:58:49.01 0.3 undecidable manual P 89 98.8233 148 -0.14 80
IV.MPAZ.HHZ. 2022-12-21T16:58:48.25 0.3 undecidable manual P 131 81.7515 153 0.15 82
IV.MSFR.HHZ. 2022-12-21T16:58:47.75 0.6 undecidable manual P 234 76.368 154 -0.05 57
IY.CNDF.HHE.00 2022-12-21T16:58:47.57 0.6 undecidable manual P 135 68.376 157 0.18 56
IV.SOI.EHZ. 2022-12-21T16:58:47.67 0.3 undecidable manual P 121 77.1672 154 -0.17 83
1J.FX12.HHN.00 2022-12-21T16:58:47.28 0.6 undecidable manual P 137 53.1024 162 0.57 52
IV.FERC.HHN. 2022-12-21T16:58:47.39 0.3 undecidable manual P 88 71.8725 156 -0.17 84
IY.OPPI.HHZ. 2022-12-21T16:58:47.63 0.3 undecidable manual P 107 64.5909 158 0.43 80
IV.MRCB.HHZ. 2022-12-21T16:58:46.50 0.3 undecidable manual P 131 46.5201 164 0.03 90
IV.MUCR.HHE. 2022-12-21T16:58:46.56 0.3 undecidable manual P 220 57.498 160 -0.33 83
IV.IVUG.HHZ. 2022-12-21T16:58:46.05 1.0 undecidable manual P 260 27.75 170 0.11 31
IV.AIO.HHE. 2022-12-21T16:58:46.96 0.3 undecidable manual P 187 52.1034 162 0.29 85
IV.MPNC.HHZ. 2022-12-21T16:58:46.09 0.6 undecidable manual P 172 32.6451 168 0.04 62
IV.LIBRI.HNE. 2022-12-21T16:58:46.45 0.3 undecidable manual P 220 51.0156 162 -0.18 87
IV.MSRU.HHZ. 2022-12-21T16:58:45.54 0.3 undecidable manual P 137 26.4513 171 -0.37 87
3D.OEM9.HNE. 2022-12-21T16:58:45.93 0.3 undecidable manual P 258 27.5502 170 0 94
IV.IVPL.HHZ. 2022-12-21T16:58:45.75 0.3 undecidable manual P 256 28.749 170 -0.21 90
IV.MILZ.HHZ. 2022-12-21T16:58:44.96 0.1 undecidable manual P 198 19.4694 173 -0.83 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HLNI.HHE. ML:2.0 0.000029049999999999998 0.6 AML other m 2022-12-21T16:58:59.41
IV.SALB.HHN. ML:1.9 0.0000141 0.88 AML other m 2022-12-21T16:59:01.13
IV.MSRU.HHE. ML:2.8 0.00027400000000000005 0.26 AML other m 2022-12-21T16:59:03.74
IV.MSRU.HHN. ML:2.7 0.00019350000000000001 1.48 AML other m 2022-12-21T16:59:03.20
IV.MRCB.HHN. ML:2.6 0.0001415 0.42 AML other m 2022-12-21T16:59:06.66
IV.MPNC.HHE. ML:2.5 0.000135 0.46 AML other m 2022-12-21T16:59:06.90
IV.MPNC.HHN. ML:2.5 0.00011949999999999999 0.48 AML other m 2022-12-21T16:59:06.46
IV.MRCB.HHE. ML:2.7 0.00020400000000000003 0.46 AML other m 2022-12-21T16:59:07.26
IV.SOI.EHN. ML:2.2 0.0000569 0.74 AML other m 2022-12-21T16:59:08.49
IV.IVPL.HHN. ML:2.4 0.0001125 0.6 AML other m 2022-12-21T16:59:08.49
IV.MPAZ.HHE. ML:2.5 0.0001125 0.98 AML other m 2022-12-21T16:59:08.28
IV.SOI.EHE. ML:2.2 0.000057749999999999994 0.44 AML other m 2022-12-21T16:59:09.31
IV.MPAZ.HHN. ML:2.6 0.00014700000000000002 1.06 AML other m 2022-12-21T16:59:09.88
IV.CAR1.HHE. ML:2.4 0.0000748 0.58 AML other m 2022-12-21T16:59:10.55
IV.CAR1.HHN. ML:2.4 0.00006755 1.08 AML other m 2022-12-21T16:59:11.88
IV.IVPL.HHE. ML:2.3 0.00008215 0.52 AML other m 2022-12-21T16:59:13.59
IV.SELL.HNE. ML:2.6 0.00010174999999999999 1.44 AML other m 2022-12-21T16:59:14.23
IV.SELL.HHE. ML:2.1 0.0000309 1.38 AML other m 2022-12-21T16:59:14.26
IV.SELL.HHN. ML:2.2 0.00004514999999999999 0.32 AML other m 2022-12-21T16:59:16.09
IV.SELL.HNN. ML:2.8 0.00016549999999999998 0.34 AML other m 2022-12-21T16:59:16.25
IV.NOCI.HHN. ML:2.4 0.000022075 0.7 AML other m 2022-12-21T16:59:21.47
IV.PIPA.HHE. ML:2.2 0.00003655 0.76 AML other m 2022-12-21T16:59:22.51
IV.PIPA.HHN. ML:2.2 0.00002955 0.26 AML other m 2022-12-21T16:59:25.87
IV.HLNI.HHN. ML:2.0 0.000030350000000000002 0.64 AML other m 2022-12-21T16:59:30.30
IV.SALB.HHE. ML:1.9 0.0000168 0.86 AML other m 2022-12-21T16:59:32.58
IV.NOCI.HHE. ML:2.4 0.000018100000000000003 0.6 AML other m 2022-12-21T17:00:08.84
MN.KEK.HHE. ML:3.0 0.0000402 0.42 AML other m 2022-12-21T17:00:09.20
MN.KEK.HHN. ML:3.0 0.00004185 0.86 AML other m 2022-12-21T17:00:23.45
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