Earthquake with magnitude of ML 2.1 on date 17-02-2018 and time 21:19:13 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 2.1 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 17-02-2018 20:19:13 (UTC)
  • 17-02-2018 21:19:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.7060, 15.6810 at 158 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Ricadi VV 19 4900 4900
Tropea VV 19 6441 11341

Municipalities with at least 50000 inhabitants

An earthquake occurred to
58 Km N of Messina (238439 inhabitants)
63 Km SW of Lamezia Terme (70714 inhabitants)
66 Km N of Reggio di Calabria (183035 inhabitants)
82 Km SW of Cosenza (67546 inhabitants)
82 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 2.1 2018-02-17
20:19:13
38.7062 15.6812 158 2019-04-24
14:49:45
Bollettino Sismico Italiano INGV 63393151
Reviewed
Rev100
ML 2.1 2018-02-17
20:19:13
38.7035 15.6752 161 2018-02-17
20:38:47
Sala Sismica INGV-Roma 53981461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-02-17 20:19:13 ± 0.25
Latitude 38.7062 ± 0.0162
Longitude 15.6812 ± 0.0254
Depth (km) 158 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 63393151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2551
Semi-minor axis of confidence ellipse (meter) 453
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 127
Circular confidence region, given by single value of horizontal uncertainty (meter) 2550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 155
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.18796
Epicentral distance of station farthest from the epicenter (degree) 0.96138
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 63393151
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-11-26 11:30:21

ML:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations 12
Type of magnitude ML
Reference to an origin 53981461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-02-17 20:38:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AIO.HHE. 2018-02-17T20:19:56.67 0.6 undecidable manual S 206 90.3429 148 0.49 40
IV.SERS.HNE. 2018-02-17T20:19:56.01 0.3 undecidable manual S 67 94.4388 147 -0.64 57
IV.CET2.HHZ. 2018-02-17T20:19:56.79 0.3 undecidable manual S 14 94.239 147 0.16 63
IV.PLAC.HHZ. 2018-02-17T20:19:54.44 0.6 undecidable manual S 113 71.5728 154 0.21 44
IV.MPNC.HHN. 2018-02-17T20:19:53.50 0.6 undecidable manual S 205 68.2761 155 -0.42 43
IV.MILZ.HHZ. 2018-02-17T20:19:53.15 0.6 undecidable manual S 219 62.0934 157 -0.23 45
IV.MSRU.HHZ. 2018-02-17T20:19:52.48 0.6 undecidable manual S 197 51.3153 161 -0.06 48
IV.JOPP.HHZ. 2018-02-17T20:19:51.38 0.3 undecidable manual S 122 20.868 172 0.39 69
MN.TIP.HNN. 2018-02-17T20:19:39.80 0.3 undecidable manual P 60 106.7154 144 0.33 61
IV.SERS.HNE. 2018-02-17T20:19:38.79 0.3 undecidable manual P 67 94.4388 147 0.19 64
IV.CET2.HHZ. 2018-02-17T20:19:38.48 0.3 undecidable manual P 14 94.239 147 -0.11 65
IV.NOV.HHE. 2018-02-17T20:19:38.61 1.0 undecidable manual P 212 88.9443 149 0.38 21
IV.AIO.HHE. 2018-02-17T20:19:38.64 0.3 undecidable manual P 206 90.3429 148 0.31 63
IV.CAR1.HHZ. 2018-02-17T20:19:37.39 0.6 undecidable manual P 37 75.9684 153 -0.06 45
IV.PLAC.HHZ. 2018-02-17T20:19:37.16 0.1 undecidable manual P 113 71.5728 154 -0.04 91
IV.SOI.EHE. 2018-02-17T20:19:37.47 1.0 undecidable manual P 155 77.367 152 -0.05 22
IV.MILZ.HHZ. 2018-02-17T20:19:36.51 0.3 undecidable manual P 219 62.0934 157 -0.2 67
IV.MPNC.HHN. 2018-02-17T20:19:36.83 0.6 undecidable manual P 205 68.2761 155 -0.2 44
IV.JOPP.HHZ. 2018-02-17T20:19:35.29 0.1 undecidable manual P 122 20.868 172 -0.04 100
IV.MSRU.HHZ. 2018-02-17T20:19:35.92 0.3 undecidable manual P 197 51.3153 161 -0.31 67
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CET2.HHE. ML:2.0 0.0000404570375 0.1408 AML other m 2018-02-17T20:19:57.54
IV.JOPP.HHN. ML:2.0 0.000050799814999999995 0.1152 AML other m 2018-02-17T20:19:52.28
IV.JOPP.HHE. ML:1.9 0.000033793714 0.128 AML other m 2018-02-17T20:19:52.26
IV.MSRU.HHN. ML:2.1 0.00005538789 0.2816 AML other m 2018-02-17T20:19:55.24
IV.MSRU.HHE. ML:2.2 0.000064321435 0.2688 AML other m 2018-02-17T20:19:53.39
IV.PLAC.HHE. ML:2.0 0.000035981745000000005 0.2048 AML other m 2018-02-17T20:19:56.15
IV.PLAC.HNN. ML:2.8 0.00027190785 0.7936 AML other m 2018-02-17T20:19:55.17
IV.CAR1.HHN. ML:1.8 0.00002451705 0.2688 AML other m 2018-02-17T20:19:56.68
IV.CAR1.HHE. ML:2.1 0.000043478705 0.1536 AML other m 2018-02-17T20:19:55.75
IV.CET2.HHN. ML:2.3 0.000070435315 0.2176 AML other m 2018-02-17T20:19:57.81
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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