Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 24-12-2022 and time 22:36:13 (UTC) in region Tirreno Meridionale (MARE)

A magnitude ML 2.3 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 24-12-2022 22:36:13 (UTC)
  • 24-12-2022 23:36:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.4820, 15.5060 at 125 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
32 Km N of Messina (238439 inhabitants)
43 Km N of Reggio di Calabria (183035 inhabitants)
90 Km SW of Lamezia Terme (70714 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 2022-12-24
22:36:13		 38.482 15.5062 125 2024-03-01
15:28:13		 Bollettino Sismico Italiano INGV 113283361
Reviewed
Rev100 		ML 2.4 2022-12-24
22:36:13		 38.4682 15.4917 128 2022-12-24
22:45:12		 Sala Sismica INGV-Roma 113065181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-24 22:36:13 ± 0.38
Latitude 38.4820 ± 0.0198
Longitude 15.5062 ± 0.0241
Depth (km) 125 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113283361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2115
Semi-minor axis of confidence ellipse (meter) 1721
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 287
Circular confidence region, given by single value of horizontal uncertainty (meter) 2120.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 100
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.65475
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.1
Num. used stations 12
Type of magnitude ML
Reference to an origin 113065181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-24 22:45:12

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 113283361
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-01-03 15:48:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.FIE.HGZ. 2022-12-24T22:38:08.23 3.0 negative manual Pg 24.07 0
IV.PTQR.HHZ. 2022-12-24T22:37:57.34 3.0 undecidable manual Sn 0.42 0
IV.NARO.HHZ. 2022-12-24T22:37:54.64 3.0 positive manual Pg 18.969999 0
IV.PIEI.HHZ. 2022-12-24T22:37:53.26 3.0 undecidable manual Pg 18.32 0
IV.SSFR.HHZ. 2022-12-24T22:37:52.57 3.0 undecidable manual Pg 19.889999 0
RD.PGF.BHZ. 2022-12-24T22:37:52.98 3.0 undecidable manual Pn 5.66 0
HL.ITM.HHZ. 2022-12-24T22:37:32.17 3.0 positive manual Pn -0.47 0
IV.CESI.HHZ. 2022-12-24T22:37:31.97 3.0 undecidable manual Pn 5.14 0
IV.AMUR.HHZ. 2022-12-24T22:37:23.43 3.0 undecidable manual Sn -2.06 0
IV.VVLD.HHZ. 2022-12-24T22:37:09.66 3.0 negative manual Pn -0.17 0
IV.AMUR.HHZ. 2022-12-24T22:36:53.20 3.0 negative manual Pn -1.78 0
IV.NOCI.HHZ. 2022-12-24T22:36:53.34 3.0 undecidable manual Pn -2.16 0
IV.CAR1.HHZ. 2022-12-24T22:36:52.45 0.6 undecidable manual S 35 105.0171 137 0.05 45
IV.PLAC.HHZ. 2022-12-24T22:36:49.61 0.6 undecidable manual S 92 81.0522 144 0.5 43
IV.SOI.EHZ. 2022-12-24T22:36:47.34 0.6 undecidable manual S 133 65.8896 150 0.01 48
IV.MSRU.HHZ. 2022-12-24T22:36:44.19 0.3 undecidable manual S 180 24.1536 168 0.09 79
IV.SALB.HHZ. 2022-12-24T22:36:43.00 0.3 undecidable manual P 25 170.7957 122 0.57 48
IV.MGR.HNN. 2022-12-24T22:36:43.74 0.1 undecidable manual P 1 183.6828 120 -0.06 69
MN.CUC.HHZ. 2022-12-24T22:36:42.15 0.3 undecidable manual P 9 169.7967 122 -0.17 54
IV.GALF.HHZ. 2022-12-24T22:36:42.75 3.0 undecidable manual Pg 5.09 0
IV.CELI.HHZ. 2022-12-24T22:36:38.91 0.3 undecidable manual P 40 133.866 129 0.22 61
IV.CET2.HHZ. 2022-12-24T22:36:37.35 0.3 undecidable manual P 18 122.3886 132 -0.26 62
IV.SELL.HHZ. 2022-12-24T22:36:36.80 0.1 positive manual P 60 111.8991 135 0.14 86
IV.GRI.EHE. 2022-12-24T22:36:35.05 0.3 undecidable manual P 64 87.7455 142 0.38 64
IV.CAR1.HHZ. 2022-12-24T22:36:35.37 0.3 undecidable manual P 35 105.0171 137 -0.7 57
IV.PLAC.HHZ. 2022-12-24T22:36:34.03 0.1 positive manual P 92 81.0522 144 -0.14 93
IV.GIZZ.HHN. 2022-12-24T22:36:34.60 3.0 undecidable manual P 0.29 0
IV.AIO.HHZ. 2022-12-24T22:36:33.17 0.3 undecidable manual P 203 61.494 152 0.3 69
3D.OEM4.HHZ. 2022-12-24T22:36:33.94 0.3 undecidable manual P 261 49.617 157 1.7 38
IV.SOI.EHZ. 2022-12-24T22:36:32.86 0.1 positive manual P 133 65.8896 150 -0.28 92
IV.MPNC.HHZ. 2022-12-24T22:36:32.40 0.3 undecidable manual P 200 39.5271 161 0.62 66
IV.FERC.HHZ.00 2022-12-24T22:36:32.44 0.3 undecidable manual P 93 54.1014 155 -0.03 74
3D.OEM9.HNZ. 2022-12-24T22:36:32.03 0.1 undecidable manual P 257 46.0206 158 -0.03 100
IY.OPPI.HHZ. 2022-12-24T22:36:32.26 0.3 undecidable manual P 118 49.9167 157 0.01 75
IV.IVPL.HHZ. 2022-12-24T22:36:32.12 0.1 positive manual P 256 47.2194 158 0 100
IV.IVUG.HHZ. 2022-12-24T22:36:31.75 0.3 undecidable manual P 258 46.2204 158 -0.32 70
IV.MSRU.HHZ. 2022-12-24T22:36:30.82 0.1 positive manual P 180 24.1536 168 -0.45 95
IV.SICLA.EHZ. 2022-12-24T22:36:30.64 0.3 undecidable manual P 144 30.9468 165 -0.82 61
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SOI.EHN. ML:2.0 0.00005505 1.78 AML other m 2022-12-24T22:36:48.01
IV.PLAC.HHN. ML:2.1 0.00006565 0.24 AML other m 2022-12-24T22:36:50.56
IV.PLAC.HHE. ML:2.4 0.0001129 1.26 AML other m 2022-12-24T22:36:50.96
IV.SOI.EHE. ML:2.0 0.00005765 1.04 AML other m 2022-12-24T22:36:51.62
IV.CAR1.HHE. ML:2.4 0.000121 0.5 AML other m 2022-12-24T22:36:53.34
IV.CAR1.HNE. ML:2.4 0.000124 0.48 AML other m 2022-12-24T22:36:53.35
IV.CAR1.HHN. ML:2.4 0.000101 0.8 AML other m 2022-12-24T22:36:54.73
IV.CAR1.HNN. ML:2.3 0.00009375 0.78 AML other m 2022-12-24T22:36:54.73
IV.SALB.HNN. ML:2.4 0.00006584999999999999 0.6 AML other m 2022-12-24T22:37:15.13
IV.SALB.HNE. ML:2.4 0.00006755 0.52 AML other m 2022-12-24T22:37:21.48
IV.AMUR.HHN. ML:2.5 0.00003705 0.18 AML other m 2022-12-24T22:37:25.34
IV.NOCI.HHE. ML:2.5 0.0000368 0.28 AML other m 2022-12-24T22:37:25.40
IV.AMUR.HHE. ML:2.4 0.000027400000000000002 0.94 AML other m 2022-12-24T22:37:25.06
IV.NOCI.HHN. ML:2.6 0.000039649999999999995 0.72 AML other m 2022-12-24T22:37:25.21
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
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