Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 06-01-2021 and time 22:38:37 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 1.4 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 06-01-2021 21:38:37 (UTC)
  • 06-01-2021 22:38:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.4460, 15.8850 at 10 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Gioia Tauro RC 2 19864 19864
San Ferdinando RC 5 4490 24354
Rizziconi RC 7 7829 32183
Rosarno RC 10 14841 47024
Palmi RC 10 18930 65954
Nicotera VV 12 6290 72244
Seminara RC 12 2811 75055
Limbadi VV 14 3695 78750
Taurianova RC 15 15636 94386
Melicucco RC 15 5101 99487
Joppolo VV 16 1926 101413
Melicuccà RC 16 930 102343
Feroleto della Chiesa RC 16 1695 104038
Varapodio RC 17 2160 106198
Polistena RC 17 10496 116694
Anoia RC 17 2212 118906
Terranova Sappo Minulio RC 17 523 119429
San Calogero VV 18 4315 123744
Laureana di Borrello RC 18 5174 128918
San Procopio RC 18 534 129452
Maropati RC 19 1524 130976
Cinquefrondi RC 19 6539 137515
Candidoni RC 19 416 137931
Oppido Mamertina RC 19 5332 143263
Bagnara Calabra RC 19 10255 153518
Cosoleto RC 19 859 154377
Galatro RC 20 1709 156086
Cittanova RC 20 10410 166496
Rombiolo VV 20 4569 171065
Ricadi VV 20 4900 175965

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km NE of Messina (238439 inhabitants)
43 Km NE of Reggio di Calabria (183035 inhabitants)
70 Km SW of Lamezia Terme (70714 inhabitants)
80 Km SW of Catanzaro (90612 inhabitants)
100 Km SW of Cosenza (67546 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 1.4 2021-01-06
21:38:37		 38.4458 15.8853 10 2021-07-12
16:55:00		 Bollettino Sismico Italiano INGV 87627091
Reviewed
Rev100 		ML 1.4 2021-01-06
21:38:36		 38.4498 15.8835 10 2021-01-06
21:44:28		 Sala Sismica INGV-Roma 86057781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-06 21:38:37 ± 0.08
Latitude 38.4458 ± 0.0045
Longitude 15.8853 ± 0.0057
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87627091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 477
Semi-minor axis of confidence ellipse (meter) 295
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 322
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 121
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.16098
Epicentral distance of station farthest from the epicenter (degree) 0.58996
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 87627091
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-02 11:41:20

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 86057781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-06 21:44:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPNC.HHZ. 2021-01-06T21:38:55.11 0.3 undecidable manual S 235 56.9985 50 0.25 67
IV.PLAC.HHZ. 2021-01-06T21:38:52.60 0.3 undecidable manual S 89 48.0186 50 0.14 70
IV.SOI.EHZ. 2021-01-06T21:38:51.35 0.6 undecidable manual S 160 43.8228 50 0.01 48
IV.MSRU.HHZ. 2021-01-06T21:38:50.00 0.6 undecidable manual S 239 38.5281 50 0.08 48
XK.GIZZ.HHE. 2021-01-06T21:38:49.08 0.6 undecidable manual P 25 65.49 50 0.45 42
IV.GRI.EHE. 2021-01-06T21:38:47.72 0.3 undecidable manual P 48 62.3931 50 -0.43 64
IV.SICLA.EHZ. 2021-01-06T21:38:46.38 0.6 undecidable manual S 215 25.752 50 -0.12 49
IV.MPNC.HHZ. 2021-01-06T21:38:46.91 0.1 undecidable manual P 235 56.9985 50 -0.42 87
IV.PLAC.HHZ. 2021-01-06T21:38:45.93 0.1 undecidable manual P 89 48.0186 50 -0.01 96
IV.FERC.HNZ. 2021-01-06T21:38:45.30 0.6 undecidable manual S 88 21.0678 116 0.1 50
IV.SOI.EHZ. 2021-01-06T21:38:44.96 0.1 undecidable manual P 160 43.8228 50 -0.33 90
IV.JOPP.HHZ. 2021-01-06T21:38:44.04 0.6 undecidable manual S 0 17.871 120 -0.17 49
MN.CEL.HHZ. 2021-01-06T21:38:44.99 0.6 undecidable manual S 178 20.5683 117 -0.05 49
IV.MSRU.HHZ. 2021-01-06T21:38:44.58 0.1 undecidable manual P 239 38.5281 50 0.11 95
IV.SICLA.EHZ. 2021-01-06T21:38:42.63 0.1 undecidable manual P 215 25.752 50 0.13 97
MN.CEL.HHZ. 2021-01-06T21:38:41.83 0.1 undecidable manual P 178 20.5683 117 0.17 98
IV.FERC.HNZ. 2021-01-06T21:38:41.96 0.3 undecidable manual P 88 21.0678 116 0.22 73
IV.JOPP.HHZ. 2021-01-06T21:38:41.26 0.1 undecidable manual P 0 17.871 120 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHN. ML:1.7 0.00041600000000000003 0.1 AML other m 2021-01-06T21:38:44.20
IV.JOPP.HHE. ML:1.6 0.0003275 1.36 AML other m 2021-01-06T21:38:44.31
MN.CEL.HHN. ML:1.4 0.0001815 0.46 AML other m 2021-01-06T21:38:45.45
MN.CEL.HHE. ML:1.4 0.0001645 0.44 AML other m 2021-01-06T21:38:45.06
IV.SICLA.EHE. ML:1.3 0.0001188283 0.4608 AML other m 2021-01-06T21:38:46.44
IV.SICLA.EHN. ML:1.4 0.0001498596 0.128 AML other m 2021-01-06T21:38:47.72
IV.MSRU.HHN. ML:1.5 0.00011308604 0.4736 AML other m 2021-01-06T21:38:50.12
IV.MSRU.HHE. ML:1.2 0.00005413695 0.5632 AML other m 2021-01-06T21:38:50.30
IV.SOI.EHN. ML:1.2 0.000052202350000000003 0.2816 AML other m 2021-01-06T21:38:52.18
IV.SOI.EHE. ML:1.4 0.00007443163499999999 1.68 AML other m 2021-01-06T21:38:52.08
IV.PLAC.HHN. ML:1.3 0.000051033615 0.2816 AML other m 2021-01-06T21:38:54.34
IV.PLAC.HHE. ML:1.2 0.00004728655 0.2176 AML other m 2021-01-06T21:38:55.30
IV.MPNC.HHE. ML:2.1 0.000251 1.2 AML other m 2021-01-06T21:38:56.75
IV.MPNC.HHN. ML:1.9 0.0001915 0.2 AML other m 2021-01-06T21:38:56.96
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