Earthquake with magnitude of ML 1.6 on date 19-12-2020 and time 22:50:42 (Italy) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude ML 1.6 earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 19-12-2020 21:50:42 (UTC)
  • 19-12-2020 22:50:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.9330, 15.4000 at 9 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
Santa Teresa di Riva ME 3 9377 9377
Furci Siculo ME 4 3382 12759
Roccalumera ME 5 4141 16900
Sant'Alessio Siculo ME 5 1554 18454
Savoca ME 6 1732 20186
Forza d'Agrò ME 6 911 21097
Nizza di Sicilia ME 6 3667 24764
Pagliara ME 7 1170 25934
Casalvecchio Siculo ME 7 842 26776
Alì Terme ME 8 2539 29315
Gallodoro ME 10 367 29682
Letojanni ME 10 2861 32543
Fiumedinisi ME 10 1409 33952
Mandanici ME 11 601 34553
Alì ME 11 768 35321
Limina ME 11 836 36157
Mongiuffi Melia ME 11 600 36757
Roccafiorita ME 12 197 36954
Scaletta Zanclea ME 13 2140 39094
Taormina ME 14 10960 50054
Itala ME 14 1640 51694
Castelmola ME 14 1088 52782
Antillo ME 14 919 53701
Giardini-Naxos ME 15 9415 63116
Graniti ME 16 1492 64608
Gaggi ME 18 3184 67792
Calatabiano CT 19 5308 73100

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km SW of Reggio di Calabria (183035 inhabitants)
32 Km SW of Messina (238439 inhabitants)
41 Km NE of Acireale (52622 inhabitants)
55 Km NE of Catania (314555 inhabitants)
97 Km N of Siracusa (122291 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 1.6 2020-12-19
21:50:42
37.9332 15.4003 9 2021-02-26
14:56:14
Bollettino Sismico Italiano INGV 86207931
Reviewed
Rev100
ML 1.4 2020-12-19
21:50:42
37.9342 15.3883 9 2020-12-19
22:06:23
Sala Sismica INGV-Roma 85558081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-19 21:50:42 ± 0.08
Latitude 37.9332 ± 0.0036
Longitude 15.4003 ± 0.0057
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86207931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 479
Semi-minor axis of confidence ellipse (meter) 331
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 292
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) 124
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) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.13760
Epicentral distance of station farthest from the epicenter (degree) 0.81748
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 86207931
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-01 02:55:28

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 85558081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-12-19 22:06:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.CEL.HHZ. 2020-12-19T21:50:59.83 0.6 undecidable manual S 50 56.2992 50 -0.31 44
IV.MUCR.HHZ. 2020-12-19T21:50:57.67 0.6 undecidable manual S 285 47.619 50 -0.13 46
IV.JOPP.HHZ. 2020-12-19T21:50:57.28 0.6 undecidable manual P 29 85.8474 50 0.22 42
IV.SSY.HNN. 2020-12-19T21:50:57.60 0.6 undecidable manual P 199 90.7425 50 -0.21 42
IV.SICLA.EHZ. 2020-12-19T21:50:57.24 1.0 undecidable manual S 37 45.1215 50 0.1 23
IV.MSRU.HHZ. 2020-12-19T21:50:55.34 0.3 undecidable manual S 14 37.8288 50 0.14 71
IV.HCRL.HHN. 2020-12-19T21:50:55.78 0.6 undecidable manual P 204 79.0653 50 -0.23 43
IV.MILZ.HHZ. 2020-12-19T21:50:55.48 0.3 undecidable manual S 339 40.3263 50 -0.38 67
IV.MSFR.HHZ. 2020-12-19T21:50:54.84 0.6 undecidable manual P 279 71.5728 50 -0.02 45
IV.IVGP.HHZ. 2020-12-19T21:50:53.99 0.1 undecidable manual P 323 64.1913 50 0.28 87
IV.IVPL.HHZ. 2020-12-19T21:50:53.44 0.6 undecidable manual P 323 61.2942 50 0.16 45
MN.CEL.HHZ. 2020-12-19T21:50:52.52 0.1 undecidable manual P 50 56.2992 50 0.01 93
IV.SOI.EHZ. 2020-12-19T21:50:52.64 0.6 undecidable manual P 75 59.1963 50 -0.32 44
IV.MPNC.HHZ. 2020-12-19T21:50:51.01 0.3 undecidable manual S 350 24.0537 110 0.05 74
IV.EPZF.HHZ. 2020-12-19T21:50:51.47 0.1 undecidable manual P 256 49.1175 50 0.07 93
IV.ECTS.HHZ. 2020-12-19T21:50:51.04 0.3 undecidable manual S 257 25.0527 109 -0.27 70
IV.MILZ.HHZ. 2020-12-19T21:50:50.29 0.6 undecidable manual P 339 40.3263 50 0.25 46
IV.SICLA.EHZ. 2020-12-19T21:50:50.81 0.3 undecidable manual P 37 45.1215 50 0.03 71
IV.MUCR.HHZ. 2020-12-19T21:50:50.94 0.3 undecidable manual P 285 47.619 50 -0.23 68
IV.EFIU.HHZ. 2020-12-19T21:50:50.81 0.3 undecidable manual S 226 23.0547 111 0.17 72
IV.EPOZ.HHZ. 2020-12-19T21:50:49.91 0.6 undecidable manual P 213 34.4433 50 0.77 39
IV.EVRN.HHZ. 2020-12-19T21:50:49.75 0.6 undecidable manual P 221 35.6421 50 0.43 44
IV.MSRU.HHZ. 2020-12-19T21:50:49.62 0.3 undecidable manual P 14 37.8288 50 -0.05 72
IV.EPIT.HHZ. 2020-12-19T21:50:48.97 0.3 undecidable manual P 246 32.9448 50 0.05 72
IV.AIO.HHZ. 2020-12-19T21:50:48.48 0.3 undecidable manual S 286 15.2736 120 0.3 71
IV.ECTS.HHZ. 2020-12-19T21:50:47.11 0.1 undecidable manual P 257 25.0527 109 -0.31 93
IV.MPNC.HHZ. 2020-12-19T21:50:47.28 0.6 undecidable manual P 350 24.0537 110 0.06 49
IV.EFIU.HHZ. 2020-12-19T21:50:46.84 0.3 undecidable manual P 226 23.0547 111 -0.19 72
IV.AIO.HHZ. 2020-12-19T21:50:45.58 0.1 undecidable manual P 286 15.2736 120 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHN. ML:1.8 0.0005988664999999999 0.1792 AML other m 2020-12-19T21:50:49.49
IV.AIO.HHE. ML:1.6 0.0003630808 0.2432 AML other m 2020-12-19T21:50:49.40
IV.MILZ.HHE. ML:2.0 0.00033265005 0.2304 AML other m 2020-12-19T21:50:55.82
IV.MILZ.HHN. ML:1.9 0.00026215855 1.5776 AML other m 2020-12-19T21:50:56.82
IV.MSRU.HHE. ML:1.6 0.0001611242 0.2432 AML other m 2020-12-19T21:50:56.79
IV.MSRU.HHN. ML:1.6 0.00015101565 1.6032 AML other m 2020-12-19T21:50:56.85
IV.SICLA.EHN. ML:1.3 0.000055108195 1.7184 AML other m 2020-12-19T21:50:57.91
IV.MUCR.HHN. ML:1.2 0.000049972309999999997 0.3328 AML other m 2020-12-19T21:50:58.64
IV.MUCR.HHE. ML:1.2 0.00004359491999999999 0.3584 AML other m 2020-12-19T21:50:59.32
IV.EVRN.HNN. ML:1.9 0.00033416675000000004 0.512 AML other m 2020-12-19T21:51:00.08
IV.EVRN.HHE. ML:2.1 0.00047495829999999993 1.4368 AML other m 2020-12-19T21:51:00.20
IV.SICLA.EHE. ML:1.3 0.00006228456 1.6416 AML other m 2020-12-19T21:51:01.14
MN.CEL.HNN. ML:1.5 0.00007474199 0.7936 AML other m 2020-12-19T21:51:02.90
IV.EVRN.HHN. ML:1.9 0.0003118071 0.3456 AML other m 2020-12-19T21:51:02.86
MN.CEL.HHE. ML:1.1 0.00003199205 0.3328 AML other m 2020-12-19T21:51:04.39
MN.CEL.HHN. ML:1.0 0.000023419295 0.2816 AML other m 2020-12-19T21:51:04.26
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