Earthquake with magnitude of ML 1.5 on date 01-12-2020 and time 21:44:40 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 1.5 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 01-12-2020 20:44:40 (UTC)
  • 01-12-2020 21:44:40 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.9190, 15.8680 at 43 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
40 Km W of Lamezia Terme (70714 inhabitants)
54 Km SW of Cosenza (67546 inhabitants)
63 Km W of Catanzaro (90612 inhabitants)
85 Km NE of Messina (238439 inhabitants)
92 Km N of Reggio di Calabria (183035 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 1.5 2020-12-01
20:44:40
38.9187 15.8677 43 2021-02-26
14:56:14
Bollettino Sismico Italiano INGV 86095921
Reviewed
Rev100
ML 1.5 2020-12-01
20:44:39
38.9127 15.8857 49 2020-12-01
20:54:49
Sala Sismica INGV-Roma 85135711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-01 20:44:40 ± 0.11
Latitude 38.9187 ± 0.0063
Longitude 15.8677 ± 0.0127
Depth (km) 43 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86095921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1015
Semi-minor axis of confidence ellipse (meter) 640
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 293
Circular confidence region, given by single value of horizontal uncertainty (meter) 1010.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 150
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.27160
Epicentral distance of station farthest from the epicenter (degree) 1.07559
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 86095921
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-28 14:51:45

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 85135711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-12-01 20:54:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPNC.HHZ. 2020-12-01T20:45:07.75 0.6 undecidable manual S 208 96.6255 95 -0.62 45
IV.GRIS.HNE. 2020-12-01T20:45:06.79 0.6 undecidable manual S 359 91.1421 96 -0.42 49
MN.TIP.HHN. 2020-12-01T20:45:05.84 0.6 undecidable manual S 69 81.9513 97 0.6 47
IV.MSRU.HHZ. 2020-12-01T20:45:04.56 0.6 undecidable manual S 203 79.0653 98 -0.04 54
IV.CELI.HHE. 2020-12-01T20:45:04.32 0.6 undecidable manual S 46 76.9674 98 0.15 53
IV.SERS.HHZ. 2020-12-01T20:45:03.73 0.6 undecidable manual S 79 71.9724 100 0.62 48
IV.CET2.HHZ. 2020-12-01T20:45:02.31 0.6 undecidable manual S 6 68.0763 101 0.03 54
XK.SELL.HHZ. 2020-12-01T20:45:02.03 0.6 undecidable manual S 84 65.9895 102 0.2 54
IV.SPS2.HHZ. 2020-12-01T20:44:59.94 0.6 undecidable manual S 44 57.8976 106 -0.21 54
MN.CUC.HHE. 2020-12-01T20:44:59.21 0.3 undecidable manual P 358 119.3916 94 -0.1 74
IV.GRI.EHZ. 2020-12-01T20:44:57.20 0.6 undecidable manual S 102 48.9177 113 -1.11 38
IV.SOI.EHN. 2020-12-01T20:44:56.74 0.6 undecidable manual P 170 95.1381 96 0.43 48
IV.GRIS.HNE. 2020-12-01T20:44:56.12 0.3 undecidable manual P 359 91.1421 96 0.3 73
IV.JOPP.HHZ. 2020-12-01T20:44:56.17 0.6 undecidable manual S 177 34.6431 128 0.51 52
IV.MPNC.HHZ. 2020-12-01T20:44:55.83 0.6 undecidable manual P 208 96.6255 95 -0.66 44
MN.TIP.HHN. 2020-12-01T20:44:54.77 0.3 undecidable manual P 69 81.9513 97 0.09 79
XK.GIZZ.HHN. 2020-12-01T20:44:54.63 0.6 undecidable manual S 77 30.1476 133 -0.29 55
IV.MSRU.HHZ. 2020-12-01T20:44:54.18 0.6 undecidable manual P 203 79.0653 98 -0.14 53
IV.SICLA.EHN. 2020-12-01T20:44:53.76 0.3 undecidable manual P 190 74.6697 99 -0.02 81
IV.CELI.HHE. 2020-12-01T20:44:53.99 0.3 undecidable manual P 46 76.9674 98 -0.07 80
IV.CET2.HHZ. 2020-12-01T20:44:53.27 0.6 undecidable manual P 6 68.0763 101 0.3 51
IV.SERS.HHZ. 2020-12-01T20:44:53.20 0.3 undecidable manual P 79 71.9724 100 -0.25 77
MN.CEL.HHZ. 2020-12-01T20:44:53.54 0.6 undecidable manual P 178 73.0713 99 -0.04 54
XK.SELL.HHZ. 2020-12-01T20:44:52.42 0.3 undecidable manual P 84 65.9895 102 -0.29 77
XK.ALB1.HNZ. 2020-12-01T20:44:52.46 0.3 undecidable manual P 79 63.9915 103 -0.01 82
IV.SPS2.HHZ. 2020-12-01T20:44:51.71 0.3 undecidable manual P 44 57.8976 106 -0.03 84
IV.GRI.EHZ. 2020-12-01T20:44:50.18 0.6 undecidable manual P 102 48.9177 113 -0.5 51
IV.JOPP.HHZ. 2020-12-01T20:44:49.77 0.1 undecidable manual P 177 34.6431 128 0.62 100
XK.GIZZ.HHN. 2020-12-01T20:44:48.81 0.3 undecidable manual P 77 30.1476 133 0.09 87
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHN. ML:1.5 0.00007989936 0.0768 AML other m 2020-12-01T20:44:56.52
IV.JOPP.HHE. ML:1.6 0.0000833 0.16 AML other m 2020-12-01T20:44:56.89
IV.SPS2.HHE. ML:1.2 0.00002544096 0.2048 AML other m 2020-12-01T20:45:00.34
IV.SPS2.HHN. ML:1.3 0.0000279 0.3 AML other m 2020-12-01T20:45:00.24
IV.CET2.HHE. ML:1.7 0.0000743729 0.0896 AML other m 2020-12-01T20:45:02.87
IV.CET2.HHN. ML:2.0 0.0001314294 0.1664 AML other m 2020-12-01T20:45:02.85
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