Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 22-10-2013 and time 18:51:53 (UTC) in region Tirreno Meridionale (MARE)

A magnitude ML 2.0 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 22-10-2013 18:51:53 (UTC)
  • 22-10-2013 20:51:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4420, 15.4230 at 119 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
30 Km NW of Messina (238439 inhabitants)
42 Km NW of Reggio di Calabria (183035 inhabitants)
95 Km N of Acireale (52622 inhabitants)
98 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 2.0 2013-10-22
18:51:53		 38.442 15.4233 119 2015-01-20
11:29:30		 Bollettino Sismico Italiano INGV 6855761
Reviewed
Rev100 		ML 1.9 2013-10-22
18:51:54		 38.3887 15.3952 113 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 4716411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-10-22 18:51:53 ± 0.23
Latitude 38.4420 ± 0.0189
Longitude 15.4233 ± 0.0230
Depth (km) 119 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 6855761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2690
Semi-minor axis of confidence ellipse (meter) 476
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 137
Circular confidence region, given by single value of horizontal uncertainty (meter) 2690.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 138
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 2.19435
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 4716411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-10-22 19:02:25

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 6855761
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:28:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LAV9.HNZ. 2013-10-22T18:53:38.99 3.0 undecidable manual Sn -2.07 0
IV.GIUL.HHZ. 2013-10-22T18:53:05.15 3.0 positive manual Pg 13.93 0
IV.PTMD.HHZ. 2013-10-22T18:52:59.18 3.0 undecidable manual Pg 12 0
BA.PZUN.HHZ. 2013-10-22T18:52:57.99 3.0 undecidable manual Sn 243.5673 -1.9 0
BA.PZUN.HHZ. 2013-10-22T18:52:40.40 3.0 undecidable manual Pg 243.5673 7.41 0
IV.CAFE.HHZ. 2013-10-22T18:52:38.68 3.0 undecidable manual Pn 0.62 0
IV.MFNL.SHZ. 2013-10-22T18:52:38.40 3.0 positive manual Pg 6.23 0
IV.CAR1.HHZ. 2013-10-22T18:52:32.21 0.3 undecidable manual S 37 112.8981 133 -0.17 65
IV.PLAC.HHZ. 2013-10-22T18:52:29.04 0.3 undecidable manual S 89 88.1451 140 0.33 66
IV.MUCR.HHZ. 2013-10-22T18:52:25.99 0.3 undecidable manual S 227 65.1903 149 0.17 71
IV.AIO.HHZ. 2013-10-22T18:52:25.00 0.3 undecidable manual S 198 54.8007 153 0.27 71
IV.MCSR.HHZ. 2013-10-22T18:52:24.49 0.3 undecidable manual S 202 45.1215 157 0.63 65
IV.NOV.HHZ. 2013-10-22T18:52:24.62 0.3 undecidable manual S 209 52.3032 154 0.12 73
IV.JOPP.HHZ. 2013-10-22T18:52:23.78 0.3 undecidable manual S 65 44.1225 158 0.01 77
IV.MPNC.HHZ. 2013-10-22T18:52:23.14 0.3 undecidable manual S 191 33.3444 163 0.15 76
IV.GMB.BHZ. 2013-10-22T18:52:23.81 0.3 undecidable manual S 131 46.62 157 -0.17 74
IV.ATN.BHZ. 2013-10-22T18:52:22.52 0.3 undecidable manual S 173 31.5462 164 -0.36 73
IV.MSRU.HHZ. 2013-10-22T18:52:21.93 0.3 undecidable manual S 159 21.0678 169 -0.42 73
IV.CET2.HHZ. 2013-10-22T18:52:18.69 3.0 positive manual Pn -0.18 0
IV.CAR1.HHZ. 2013-10-22T18:52:16.52 0.1 undecidable manual P 37 112.8981 133 0.56 79
IV.PLAC.HHZ. 2013-10-22T18:52:14.18 0.1 undecidable manual P 89 88.1451 140 0.34 88
IV.GMB.BHZ. 2013-10-22T18:52:11.34 0.1 undecidable manual P 131 46.62 157 0.23 97
IV.NOV.HHZ. 2013-10-22T18:52:11.84 0.1 undecidable manual P 209 52.3032 154 0.44 92
IV.MTTG.HHZ. 2013-10-22T18:52:11.37 0.1 undecidable manual P 154 54.3012 153 -0.15 97
IV.MUCR.HHZ. 2013-10-22T18:52:11.94 0.1 undecidable manual P 227 65.1903 149 -0.24 94
IV.JOPP.HHZ. 2013-10-22T18:52:11.10 0.1 undecidable manual P 65 44.1225 158 0.11 100
IV.SOI.EHZ. 2013-10-22T18:52:11.95 0.1 undecidable manual P 126 68.4759 147 -0.44 89
IV.MCSR.HHZ. 2013-10-22T18:52:11.29 0.1 undecidable manual P 202 45.1215 157 0.25 97
IV.AIO.HHZ. 2013-10-22T18:52:11.50 0.1 undecidable manual P 198 54.8007 153 -0.05 99
IV.ATN.BHZ. 2013-10-22T18:52:10.06 0.1 undecidable manual P 173 31.5462 164 -0.41 96
IV.MPNC.HHZ. 2013-10-22T18:52:10.31 0.1 undecidable manual P 191 33.3444 163 -0.23 99
IV.IVPL.HHZ. 2013-10-22T18:52:10.58 0.1 undecidable manual P 259 39.2274 160 -0.19 99
IV.MSRU.HHZ. 2013-10-22T18:52:09.71 0.1 undecidable manual P 159 21.0678 169 -0.46 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHE. ML:1.8 0.000038 0.28 AML other m 2013-10-22T18:52:26.95
IV.AIO.HHN. ML:1.8 0.00004065 0.28 AML other m 2013-10-22T18:52:27.94
IV.ATN.BHE. ML:2.1 0.00009515 0.2 AML other m 2013-10-22T18:52:22.46
IV.ATN.BHN. ML:2.2 0.0001051 0.2 AML other m 2013-10-22T18:52:22.82
IV.CET2.HHE. ML:1.8 0.000027099999999999998 0.56 AML other m 2013-10-22T18:52:38.89
IV.CET2.HHN. ML:2.0 0.0000344 0.7 AML other m 2013-10-22T18:52:38.97
IV.GMB.BHN. ML:2.4 0.0001695 1.52 AML other m 2013-10-22T18:52:26.09
IV.GMB.BHE. ML:2.6 0.0002485 1.16 AML other m 2013-10-22T18:52:26.45
IV.JOPP.HHE. ML:1.9 0.0000558 0.42 AML other m 2013-10-22T18:52:25.29
IV.JOPP.HHN. ML:2.0 0.00006705 0.14 AML other m 2013-10-22T18:52:25.59
IV.MCSR.HHN. ML:2.4 0.0001865 0.22 AML other m 2013-10-22T18:52:26.57
IV.MCSR.HHE. ML:2.4 0.00017099999999999998 0.34 AML other m 2013-10-22T18:52:26.53
IV.MPNC.HHN. ML:1.9 0.0000526 0.26 AML other m 2013-10-22T18:52:27.56
IV.MPNC.HHE. ML:1.8 0.0000448 1.54 AML other m 2013-10-22T18:52:25.47
IV.MSRU.HHN. ML:2.0 0.0000842 0.34 AML other m 2013-10-22T18:52:22.57
IV.MSRU.HHE. ML:2.1 0.00008879999999999999 1.24 AML other m 2013-10-22T18:52:23.01
IV.MUCR.HHE. ML:1.7 0.000031049999999999996 0.3 AML other m 2013-10-22T18:52:29.75
IV.MUCR.HHN. ML:1.8 0.00003715 0.6 AML other m 2013-10-22T18:52:29.78
IV.NOV.HHN. ML:2.1 0.0000748 1.42 AML other m 2013-10-22T18:52:27.51
IV.NOV.HHE. ML:2.1 0.00009065 0.54 AML other m 2013-10-22T18:52:28.05
IV.PLAC.HHE. ML:2.0 0.000051949999999999996 0.7 AML other m 2013-10-22T18:52:30.11
IV.PLAC.HHN. ML:1.7 0.000028049999999999997 1.58 AML other m 2013-10-22T18:52:31.40
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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