Earthquake with magnitude of ML 2.3 on date 04-12-2018 and time 19:29:30 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 2.3 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 04-12-2018 18:29:30 (UTC)
  • 04-12-2018 19:29:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.7660, 15.6850 at 164 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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
60 Km W of Lamezia Terme (70714 inhabitants)
64 Km N of Messina (238439 inhabitants)
73 Km N of Reggio di Calabria (183035 inhabitants)
77 Km SW of Cosenza (67546 inhabitants)
80 Km W of Catanzaro (90612 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 2018-12-04
18:29:30
38.7657 15.685 164 2019-06-04
09:16:16
Bollettino Sismico Italiano INGV 68360101
Reviewed
Rev100
ML 2.3 2018-12-04
18:29:31
38.7712 15.7025 163 2018-12-04
18:41:09
Sala Sismica INGV-Roma 63641131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-12-04 18:29:30 ± 0.31
Latitude 38.7657 ± 0.0144
Longitude 15.6850 ± 0.0311
Depth (km) 164 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 68360101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2396
Semi-minor axis of confidence ellipse (meter) 1369
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 109
Circular confidence region, given by single value of horizontal uncertainty (meter) 2400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 139
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.57921
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 68360101
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-05-08 14:52:43

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 63641131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-12-04 18:41:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSNT.HHZ. 2018-12-04T18:31:14.56 3.0 negative manual Pg 13.4 0
IV.RIBO.EHZ.01 2018-12-04T18:31:10.01 3.0 positive manual Pg 12.3 0
IV.VIVA.HHZ. 2018-12-04T18:31:08.49 3.0 undecidable manual Sn -9.99 0
IV.BRSN.EHZ. 2018-12-04T18:31:00.25 3.0 undecidable manual Pn -5.12 0
IV.MTGR.HHZ. 2018-12-04T18:30:58.74 3.0 undecidable manual Sg 0.37 0
CR.STON.BHZ. 2018-12-04T18:30:48.16 3.0 positive manual Pg 11.4 0
IV.NOCI.HHZ. 2018-12-04T18:30:38.89 3.0 undecidable manual Sn 1.45 0
IT.VNF1.HGZ. 2018-12-04T18:30:25.28 3.0 negative manual Pg 1.63 0
IV.SALB.HHZ. 2018-12-04T18:30:21.75 0.6 undecidable manual S 24 135.7641 138 1.53 24
IV.AIO.HHN. 2018-12-04T18:30:15.90 0.6 undecidable manual S 204 96.5256 148 0.81 38
IV.GRIS.HNE. 2018-12-04T18:30:15.89 0.6 undecidable manual S 8 109.113 144 -0.72 38
IV.CET2.HHZ. 2018-12-04T18:30:14.00 0.6 undecidable manual S 15 87.7455 150 -0.11 47
IV.SPS2.HHZ. 2018-12-04T18:30:14.30 0.6 undecidable manual S 44 81.0522 152 0.89 38
IV.SCTE.HHZ. 2018-12-04T18:30:12.19 3.0 positive manual Pn 1.82 0
IV.PLAC.HHZ. 2018-12-04T18:30:12.80 0.3 undecidable manual S 118 74.1702 154 0.06 74
IV.CAR1.HHZ. 2018-12-04T18:30:12.30 0.6 undecidable manual S 40 70.5738 155 -0.11 49
IV.JOPP.HHZ. 2018-12-04T18:30:09.10 0.6 undecidable manual S 135 24.753 171 -0.41 50
IV.NOCI.HHZ. 2018-12-04T18:30:08.56 3.0 negative manual Pn -1.15 0
IV.AMUR.HHZ. 2018-12-04T18:30:08.69 3.0 positive manual Pn -1.54 0
IV.CMPR.HHZ. 2018-12-04T18:30:03.23 0.3 undecidable manual P 349 175.2912 130 0.27 54
IV.MCEL.HHN. 2018-12-04T18:30:02.68 0.3 undecidable manual P 3 173.2932 131 -0.08 56
IV.SIRI.HNE. 2018-12-04T18:30:01.12 0.1 undecidable manual P 6 157.9197 133 -0.22 78
IV.BULG.HHN. 2018-12-04T18:30:01.15 0.3 undecidable manual P 350 147.9408 135 0.69 54
IV.MGR.HHZ. 2018-12-04T18:30:00.99 0.3 undecidable manual P 356 152.6361 134 0.12 62
IV.SALB.HHZ. 2018-12-04T18:30:00.02 0.1 negative manual P 24 135.7641 138 0.61 76
MN.CUC.HHE. 2018-12-04T18:29:59.34 0.3 undecidable manual P 5 136.6632 138 -0.15 64
IV.LADO.EHE. 2018-12-04T18:29:58.25 0.3 undecidable manual P 62 125.4744 140 -0.33 63
IV.PIPA.HHZ. 2018-12-04T18:29:58.89 0.3 undecidable manual P 50 125.874 140 0.28 63
MN.TIP.HHZ. 2018-12-04T18:29:57.02 0.1 undecidable manual P 63 103.3188 146 0.11 92
IV.TDS.HHZ. 2018-12-04T18:29:57.80 0.3 undecidable manual P 29 113.997 143 0.11 68
IV.AIO.HHN. 2018-12-04T18:29:57.15 0.3 undecidable manual P 204 96.5256 148 0.7 60
IV.GRIS.HNE. 2018-12-04T18:29:56.58 0.1 undecidable manual P 8 109.113 144 -0.75 76
IV.NOV.HHZ. 2018-12-04T18:29:56.50 0.3 undecidable manual P 210 94.7385 148 0.17 69
IV.CET2.HHZ. 2018-12-04T18:29:55.66 0.1 undecidable manual P 15 87.7455 150 -0.23 92
IV.SPS2.HHZ. 2018-12-04T18:29:55.55 0.3 undecidable manual P 44 81.0522 152 0.06 73
IV.MTTG.HHE. 2018-12-04T18:29:55.57 0.1 undecidable manual P 179 84.6486 151 -0.12 95
IV.GRI.EHZ. 2018-12-04T18:29:54.79 0.3 undecidable manual P 84 63.8916 157 0.22 73
IV.MPNC.HHN. 2018-12-04T18:29:54.56 0.3 undecidable manual P 203 74.4699 154 -0.55 66
IV.CAR1.HHZ. 2018-12-04T18:29:54.60 0.1 negative manual P 40 70.5738 155 -0.3 94
IV.PLAC.HHZ. 2018-12-04T18:29:54.91 0.1 negative manual P 118 74.1702 154 -0.19 96
IV.JOPP.HHZ. 2018-12-04T18:29:52.81 0.1 undecidable manual P 135 24.753 171 -0.42 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHN. ML:2.3 0.00008407817 0.1536 AML other m 2018-12-04T18:30:10.41
IV.JOPP.HHE. ML:2.2 0.000066254005 0.2432 AML other m 2018-12-04T18:30:11.32
IV.PLAC.HHN. ML:2.1 0.000047228195 0.192 AML other m 2018-12-04T18:30:14.34
IV.CAR1.HHN. ML:2.4 0.00008305 1.16 AML other m 2018-12-04T18:30:14.97
IV.CET2.HHE. ML:2.7 0.000187 0.8 AML other m 2018-12-04T18:30:14.42
IV.CET2.HHN. ML:2.7 0.000183 0.38 AML other m 2018-12-04T18:30:14.83
IV.SPS2.HHE. ML:1.8 0.000021699999999999996 1.32 AML other m 2018-12-04T18:30:14.87
IV.SPS2.HHN. ML:2.2 0.0000584 1.7 AML other m 2018-12-04T18:30:15.01
IV.PLAC.HHE. ML:2.3 0.00008068834 0.8256 AML other m 2018-12-04T18:30:16.56
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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