Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 06-03-2021 and time 01:16:47 (UTC) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude ML 1.2 earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 06-03-2021 01:16:47 (UTC)
  • 06-03-2021 02:16:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8260, 15.3450 at 25 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
Giardini-Naxos ME 6 9415 9415
Taormina ME 6 10960 20375
Castelmola ME 7 1088 21463
Letojanni ME 7 2861 24324
Gallodoro ME 10 367 24691
Forza d'Agrò ME 10 911 25602
Calatabiano CT 10 5308 30910
Sant'Alessio Siculo ME 10 1554 32464
Mongiuffi Melia ME 11 600 33064
Gaggi ME 12 3184 36248
Fiumefreddo di Sicilia CT 13 9623 45871
Graniti ME 13 1492 47363
Roccafiorita ME 14 197 47560
Santa Teresa di Riva ME 14 9377 56937
Limina ME 14 836 57773
Savoca ME 15 1732 59505
Piedimonte Etneo CT 15 3963 63468
Casalvecchio Siculo ME 15 842 64310
Mascali CT 15 14282 78592
Furci Siculo ME 16 3382 81974
Riposto CT 16 14838 96812
Motta Camastra ME 17 845 97657
Roccalumera ME 17 4141 101798
Giarre CT 18 27659 129457
Linguaglossa CT 18 5403 134860
Pagliara ME 18 1170 136030
Antillo ME 19 919 136949
Nizza di Sicilia ME 19 3667 140616
Sant'Alfio CT 20 1582 142198
Mandanici ME 20 601 142799

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NE of Acireale (52622 inhabitants)
41 Km SW of Reggio di Calabria (183035 inhabitants)
42 Km NE of Catania (314555 inhabitants)
45 Km SW of Messina (238439 inhabitants)
85 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 1.2 2021-03-06
01:16:47		 37.8257 15.3453 25 2021-07-12
16:55:14		 Bollettino Sismico Italiano INGV 91083091
Reviewed
Rev100 		ML 1.2 2021-03-06
01:16:47		 37.8253 15.3583 23 2021-03-06
01:26:41		 Sala Sismica INGV-Roma 87801061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-06 01:16:47 ± 0.15
Latitude 37.8257 ± 0.0054
Longitude 15.3453 ± 0.0114
Depth (km) 25 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91083091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 758
Semi-minor axis of confidence ellipse (meter) 671
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 101
Circular confidence region, given by single value of horizontal uncertainty (meter) 760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 126
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.11242
Epicentral distance of station farthest from the epicenter (degree) 0.88313
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 87801061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-06 01:26:41

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 91083091
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-11 09:28:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAVL.HHE. 2021-03-06T01:17:16.66 0.6 undecidable manual S 192 98.0241 99 0.17 45
IV.HLNI.HHE. 2021-03-06T01:17:08.52 0.6 undecidable manual S 218 67.2771 104 0.08 49
IV.HCRL.HHE. 2021-03-06T01:17:08.79 0.6 undecidable manual S 205 66.1893 104 0.64 43
IV.MSRU.HHE. 2021-03-06T01:17:04.41 0.6 undecidable manual S 16 50.7159 110 0.22 48
IV.HAVL.HHE. 2021-03-06T01:17:03.85 0.3 undecidable manual P 192 98.0241 99 -0.41 63
IV.SSY.HNN. 2021-03-06T01:17:01.00 0.3 undecidable manual P 198 77.8665 102 -0.2 68
MN.CEL.HHE. 2021-03-06T01:17:00.15 1.0 undecidable manual P 45 67.9764 104 0.43 22
IV.MTTG.HHZ. 2021-03-06T01:17:00.65 0.6 undecidable manual S 57 36.741 118 -0.13 51
IV.SOI.EHE. 2021-03-06T01:17:00.21 1.0 undecidable manual P 66 67.7766 104 0.52 22
IV.HCRL.HHE. 2021-03-06T01:16:59.45 0.3 undecidable manual P 205 66.1893 104 0.01 73
IV.NOV.HHZ. 2021-03-06T01:16:59.24 0.6 undecidable manual S 321 28.9488 125 0.25 50
IV.HLNI.HHE. 2021-03-06T01:16:59.40 0.3 undecidable manual P 218 67.2771 104 -0.22 69
IV.HAGA.HHE. 2021-03-06T01:16:58.62 0.6 undecidable manual P 196 62.2932 105 -0.24 47
IV.MSRU.HHE. 2021-03-06T01:16:57.26 0.3 undecidable manual P 16 50.7159 110 0.1 74
IV.ECTS.HHZ. 2021-03-06T01:16:57.30 0.6 undecidable manual S 288 20.6682 136 0.01 53
IV.MILZ.HHZ. 2021-03-06T01:16:57.09 0.6 undecidable manual P 349 50.4162 110 -0.03 50
IV.EFIU.HHZ. 2021-03-06T01:16:56.25 0.6 undecidable manual S 251 12.4764 150 0.28 51
IV.AIO.HHZ. 2021-03-06T01:16:56.38 0.6 undecidable manual S 329 18.87 138 -0.6 46
IV.MTTG.HHZ. 2021-03-06T01:16:55.11 0.3 undecidable manual P 57 36.741 118 -0.08 77
IV.NOV.HHZ. 2021-03-06T01:16:54.18 0.3 undecidable manual P 321 28.9488 125 0.03 79
IV.MPNC.HHZ. 2021-03-06T01:16:54.86 0.3 undecidable manual P 1 35.6421 119 -0.17 75
IV.ECBD.HHN. 2021-03-06T01:16:54.52 0.3 undecidable manual P 258 23.2545 132 1.05 57
IV.ECTS.HHZ. 2021-03-06T01:16:53.16 0.3 undecidable manual P 288 20.6682 136 -0.01 79
IV.EFIU.HHZ. 2021-03-06T01:16:52.21 0.3 undecidable manual P 251 12.4764 150 -0.2 77
IV.AIO.HHZ. 2021-03-06T01:16:52.69 0.1 negative manual P 329 18.87 138 -0.31 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHN. ML:1.2 0.00007439999999999999 0.2 AML other m 2021-03-06T01:16:53.56
IV.EPIT.HHN. ML:1.9 0.00031813095 0.52 AML other m 2021-03-06T01:16:54.58
IV.EPIT.HHE. ML:1.8 0.000250562 0.62 AML other m 2021-03-06T01:16:55.62
IV.AIO.HHE. ML:1.3 0.0000901 0.2 AML other m 2021-03-06T01:16:56.53
IV.EFIU.HHE. ML:1.1 0.00006717594999999999 0.46 AML other m 2021-03-06T01:16:57.76
IV.MTTG.HHE. ML:1.0 0.00003715 0.84 AML other m 2021-03-06T01:17:01.05
IV.EFIU.HHN. ML:1.2 0.00008729471 1.06 AML other m 2021-03-06T01:17:03.71
IV.MTTG.HHN. ML:1.0 0.000030206330000000005 1.44 AML other m 2021-03-06T01:17:05.89
IV.MILZ.HHE. ML:1.2 0.00004184003 0.38 AML other m 2021-03-06T01:17:05.04
IV.MILZ.HHN. ML:1.2 0.00003416664399999999 1.54 AML other m 2021-03-06T01:17:06.08
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