Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 06-01-2021 and time 04:43:57 (UTC) in region 3 km NW Capizzi (ME)

A magnitude ML 1.3 earthquake occured in region: 3 km NW Capizzi (ME), on

  • 06-01-2021 04:43:57 (UTC)
  • 06-01-2021 05:43:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8690, 14.4620 at 27 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
Capizzi ME 3 3176 3176
Cerami EN 8 2006 5182
Mistretta ME 11 4791 9973
Castel di Lucio ME 13 1294 11267
Nicosia EN 14 13899 25166
Sperlinga EN 15 805 25971
Troina EN 15 9373 35344
Reitano ME 16 806 36150
Caronia ME 18 3364 39514
Pettineo ME 19 1350 40864
Gagliano Castelferrato EN 19 3593 44457
Motta d'Affermo ME 19 739 45196
Santo Stefano di Camastra ME 19 4694 49890

Municipalities with at least 50000 inhabitants

An earthquake occurred to
55 Km NE of Caltanissetta (63360 inhabitants)
68 Km W of Acireale (52622 inhabitants)
68 Km NW of Catania (314555 inhabitants)
87 Km E of Bagheria (55387 inhabitants)
91 Km N of Gela (75827 inhabitants)
99 Km NE of Agrigento (59770 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 1.3 2021-01-06
04:43:57		 37.8688 14.4617 27 2021-07-12
16:54:58		 Bollettino Sismico Italiano INGV 87079881
Reviewed
Rev100 		ML 2.2 2021-01-06
04:43:57		 37.8888 14.431 19 2021-01-06
04:52:08		 Sala Sismica INGV-Roma 86042351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-06 04:43:57 ± 0.29
Latitude 37.8688 ± 0.0117
Longitude 14.4617 ± 0.0137
Depth (km) 27 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87079881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1329
Semi-minor axis of confidence ellipse (meter) 286
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 160
Circular confidence region, given by single value of horizontal uncertainty (meter) 1330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.65021
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 86042351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-06 04:52:08

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 9
Type of magnitude ML
Reference to an origin 87079881
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-02 11:24:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMUR.HNZ. 2021-01-06T04:45:30.76 3.0 undecidable manual Pg 12.61 0
IV.PTRJ.HNZ. 2021-01-06T04:45:25.82 3.0 undecidable manual Sn -3.09 0
IV.CSP1.EHZ. 2021-01-06T04:45:18.69 3.0 undecidable manual Pn 5.64 0
IX.STN3.HHZ.02 2021-01-06T04:45:13.24 3.0 undecidable manual Sn 0.31 0
IV.LAV9.HHZ. 2021-01-06T04:45:10.57 3.0 undecidable manual Pg 15.04 0
IV.RCAV.EHZ. 2021-01-06T04:44:54.90 3.0 undecidable manual Pn -2.08 0
IV.SGO.HNZ. 2021-01-06T04:44:50.28 3.0 undecidable manual Pg 11.63 0
IV.PTRJ.HHZ. 2021-01-06T04:44:44.79 3.0 negative manual Pn -3.57 0
IV.LADO.EHZ. 2021-01-06T04:44:36.37 3.0 negative manual Pn 1.87 0
IV.MTGR.HHZ. 2021-01-06T04:44:33.60 3.0 undecidable manual Sn -0.76 0
IV.HAVL.HHZ. 2021-01-06T04:44:30.67 3.0 undecidable manual Sg 1.07 0
IV.HAVL.HHZ. 2021-01-06T04:44:14.76 3.0 negative manual Pn -0.28 0
IV.MUCR.HHZ. 2021-01-06T04:44:12.26 0.6 undecidable manual S 62 40.9257 117 0.44 44
IV.SSY.HHZ. 2021-01-06T04:44:12.20 3.0 negative manual P -0.34 0
IV.IVPL.HHZ. 2021-01-06T04:44:10.51 0.3 undecidable manual P 39 72.1722 104 0.24 66
IV.CSLB.HHZ. 2021-01-06T04:44:10.73 0.6 undecidable manual S 282 36.1416 120 0.02 49
IV.PLLN.EHZ. 2021-01-06T04:44:10.68 0.6 undecidable manual S 296 31.0467 125 1.11 36
IV.CPTP.HHZ. 2021-01-06T04:44:08.62 1.0 undecidable manual P 207 57.498 109 0.51 21
IV.GALF.HHZ. 2021-01-06T04:44:07.08 0.3 undecidable manual S 152 19.7691 139 -0.24 74
IV.MSFR.HHZ. 2021-01-06T04:44:07.55 0.3 undecidable manual S 32 21.5673 137 -0.08 75
IV.MUCR.HHZ. 2021-01-06T04:44:05.36 0.3 undecidable manual P 62 40.9257 117 -0.38 69
IV.CAGR.HHE. 2021-01-06T04:44:04.58 0.3 undecidable manual P 173 27.5502 129 0.57 65
IV.PETRA.HHE. 2021-01-06T04:44:04.20 0.3 undecidable manual P 263 30.6471 125 -0.18 72
IV.CSLB.HHZ. 2021-01-06T04:44:04.90 0.1 undecidable manual P 282 36.1416 120 -0.19 94
IV.PLLN.EHZ. 2021-01-06T04:44:04.48 0.1 undecidable manual P 296 31.0467 125 0.05 100
IV.MSFR.HHZ. 2021-01-06T04:44:03.14 0.1 positive manual P 32 21.5673 137 -0.18 98
IV.GALF.HHZ. 2021-01-06T04:44:02.81 0.1 negative manual P 152 19.7691 139 -0.33 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSFR.HHE. ML:0.5 0.00001651036 0.1792 AML other m 2021-01-06T04:44:06.88
IV.GALF.HNN. ML:1.0 0.00004605602 0.5312 AML other m 2021-01-06T04:44:07.36
IV.GALF.HHN. ML:1.5 0.00013010758 0.2592 AML other m 2021-01-06T04:44:07.13
IV.MSFR.HHN. ML:0.9 0.000035520860000000005 0.7392 AML other m 2021-01-06T04:44:07.13
IV.PLLN.EHE. ML:1.2 0.00006110569 0.7008 AML other m 2021-01-06T04:44:08.90
IV.PLLN.EHN. ML:1.4 0.00008123361 0.4032 AML other m 2021-01-06T04:44:08.60
IV.GALF.HHE. ML:2.2 0.000746 0.78 AML other m 2021-01-06T04:44:10.44
IV.MUCR.HHE. ML:1.6 0.00010144639999999999 0.4 AML other m 2021-01-06T04:44:12.84
IV.MUCR.HHN. ML:1.5 0.000081812065 0.72 AML other m 2021-01-06T04:44:12.70
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
Waveforms Seismic signals in miniseed + resp format Download