Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 01-11-2020 and time 04:38:48 (Italy) in region 4 km W San Teodoro (ME)

A magnitude ML 1.3 earthquake occured in region: 4 km W San Teodoro (ME), on

  • 01-11-2020 03:38:48 (UTC)
  • 01-11-2020 04:38:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8630, 14.6630 at 7 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
San Teodoro ME 4 1403 1403
Cesarò ME 5 2439 3842
Troina EN 10 9373 13215
Maniace CT 13 3765 16980
Cerami EN 15 2006 18986
Capizzi ME 16 3176 22162
Bronte CT 17 19172 41334
San Fratello ME 18 3707 45041
Alcara li Fusi ME 18 1980 47021
Maletto CT 18 3920 50941
Longi ME 20 1473 52414

Municipalities with at least 50000 inhabitants

An earthquake occurred to
52 Km NW of Acireale (52622 inhabitants)
55 Km NW of Catania (314555 inhabitants)
67 Km NE of Caltanissetta (63360 inhabitants)
87 Km W of Messina (238439 inhabitants)
90 Km W of Reggio di Calabria (183035 inhabitants)
96 Km NE of Gela (75827 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 2020-11-01
03:38:48		 37.8628 14.6627 7 2021-02-26
14:56:02		 Bollettino Sismico Italiano INGV 84418191
Reviewed
Rev100 		ML 1.4 2020-11-01
03:38:48		 37.8575 14.6492 6 2020-11-01
04:05:42		 Sala Sismica INGV-Roma 84344311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-01 03:38:48 ± 0.07
Latitude 37.8628 ± 0.0036
Longitude 14.6627 ± 0.0046
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84418191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 420
Semi-minor axis of confidence ellipse (meter) 75
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 141
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 25
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.71226
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 84418191
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-03 15:36:02

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 84344311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-01 04:05:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIB.HHE. 2020-11-01T03:39:07.84 0.3 undecidable manual S 284 57.498 50 0.2 72
IV.PLLN.EHE. 2020-11-01T03:39:05.04 0.3 undecidable manual S 288 47.7189 50 0.01 76
IV.NOV.HHE. 2020-11-01T03:39:04.14 0.3 undecidable manual S 66 45.3213 50 -0.26 73
IV.ECTS.HHE. 2020-11-01T03:39:03.46 0.3 undecidable manual S 87 40.2264 50 0.43 71
IV.IACL.HHZ. 2020-11-01T03:39:03.18 0.3 undecidable manual P 340 79.0653 50 0.12 70
IV.IFIL.HHE. 2020-11-01T03:39:03.24 0.3 undecidable manual P 354 78.1662 50 0.32 68
IV.HCRL.HHN. 2020-11-01T03:39:02.37 0.6 undecidable manual P 153 72.0723 50 0.39 45
IV.ILOS.HHE. 2020-11-01T03:39:01.77 0.3 undecidable manual P 21 69.2751 50 0.22 70
IV.HLNI.HHE. 2020-11-01T03:39:00.28 0.6 undecidable manual P 162 59.9955 50 0.16 48
IV.IVUG.HHE. 2020-11-01T03:39:00.92 0.3 undecidable manual P 25 65.49 50 -0.05 73
IV.IVGP.HHE. 2020-11-01T03:39:00.42 0.6 undecidable manual P 24 64.6908 50 -0.43 45
IV.IVPL.HHE. 2020-11-01T03:39:00.34 0.3 undecidable manual P 26 63.2922 50 -0.3 70
IV.GIB.HHE. 2020-11-01T03:38:59.44 0.3 undecidable manual P 284 57.498 50 -0.29 71
IV.RESU.HHE. 2020-11-01T03:38:59.66 0.6 undecidable manual P 246 58.2972 50 -0.2 48
IV.MUCR.HHZ. 2020-11-01T03:38:58.89 0.3 undecidable manual S 43 27.2505 104 0.22 76
IV.PLLN.EHE. 2020-11-01T03:38:58.28 0.6 undecidable manual P 288 47.7189 50 0.06 50
IV.AIO.HHE. 2020-11-01T03:38:58.62 0.3 undecidable manual P 76 51.3153 50 -0.17 73
IV.NOV.HHE. 2020-11-01T03:38:57.58 0.6 undecidable manual P 66 45.3213 50 -0.28 48
IV.ECTS.HHE. 2020-11-01T03:38:57.10 0.6 undecidable manual P 87 40.2264 50 0.03 51
IV.GALF.HHZ. 2020-11-01T03:38:56.31 0.3 undecidable manual S 207 18.87 110 0.41 74
IV.MSFR.HHZ. 2020-11-01T03:38:56.38 0.3 undecidable manual S 342 19.9689 109 0.12 78
IV.EMSG.HHZ. 2020-11-01T03:38:55.32 3.0 positive manual P 0.59 0
IV.MUCR.HHZ. 2020-11-01T03:38:54.43 0.3 undecidable manual P 43 27.2505 104 -0.12 77
IV.CAGR.HHE. 2020-11-01T03:38:54.86 0.6 undecidable manual P 208 30.2475 103 -0.29 49
IV.MSFR.HHZ. 2020-11-01T03:38:53.15 0.3 undecidable manual P 342 19.9689 109 -0.01 80
IV.EPZF.HHZ. 2020-11-01T03:38:53.11 3.0 undecidable manual P -0.05 0
IV.GALF.HHZ. 2020-11-01T03:38:52.62 0.1 undecidable manual P 207 18.87 110 -0.33 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSFR.HHE. ML:0.9 0.00006465 0.32 AML other m 2020-11-01T03:38:57.68
IV.MSFR.HHN. ML:1.0 0.00008 0.4 AML other m 2020-11-01T03:38:58.49
IV.MUCR.HHN. ML:1.4 0.000129 1.66 AML other m 2020-11-01T03:39:00.01
IV.MUCR.HHE. ML:1.2 0.0000925 0.62 AML other m 2020-11-01T03:39:00.49
IV.EPZF.HHE. ML:1.6 0.00031762060000000005 0.6 AML other m 2020-11-01T03:39:00.50
IV.EPZF.HHN. ML:1.6 0.0003413963 1.4992 AML other m 2020-11-01T03:39:01.78
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