Earthquake with magnitude of ML 1.0 on date 10-11-2020 and time 03:41:32 (Italy) in region 2 km SE Menfi (AG)

A magnitude ML 1.0 earthquake occured in region: 2 km SE Menfi (AG), on

  • 10-11-2020 02:41:32 (UTC)
  • 10-11-2020 03:41:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.588, 12.988 at 10 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
Menfi AG 2 12592 12592
Sciacca AG 12 40928 53520
Santa Margherita di Belice AG 12 6363 59883
Sambuca di Sicilia AG 13 5877 65760
Montevago AG 13 3006 68766
Partanna TP 17 10607 79373
Salaparuta TP 19 1696 81069
Poggioreale TP 20 1494 82563

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Mazara del Vallo (51718 inhabitants)
54 Km E of Marsala (83194 inhabitants)
61 Km NW of Agrigento (59770 inhabitants)
64 Km SE of Trapani (68759 inhabitants)
68 Km SW of Palermo (674435 inhabitants)
72 Km SW of Bagheria (55387 inhabitants)
95 Km W of Caltanissetta (63360 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 1.0 2020-11-10
02:41:32
37.5875 12.9877 10 2021-02-26
14:56:16
Bollettino Sismico Italiano INGV 86500841
Reviewed
Rev100
ML 1.0 2020-11-10
02:41:32
37.5797 12.977 9 2020-11-10
02:46:15
Sala Sismica INGV-Roma 84594861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-10 02:41:32 ± 0.22
Latitude 37.5875 ± 0.0108
Longitude 12.9877 ± 0.0102
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86500841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1134
Semi-minor axis of confidence ellipse (meter) 705
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 209
Circular confidence region, given by single value of horizontal uncertainty (meter) 1130
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 168
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.07464
Epicentral distance of station farthest from the epicenter (degree) 0.35973
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1

Field Value
Value 1
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 86500841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-23 16:20:00

ML:1

Field Value
Value 1
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 84594861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-10 02:46:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MBFT.HHN. 2020-11-10T02:41:45.09 0.6 undecidable manual S 356 0.3597 50 -0.67 40
X3.T1582.EHZ. 2020-11-10T02:41:42.41 0.6 undecidable manual S 314 0.2293 110 0.68 41
IV.CRJA.HHZ. 2020-11-10T02:41:41.76 0.3 undecidable manual S 4 0.214 112 0.57 65
IV.CAVT.HHZ. 2020-11-10T02:41:41.03 0.3 undecidable manual S 296 0.205 113 0.17 72
IV.MBFT.HHN. 2020-11-10T02:41:40.18 0.3 undecidable manual P 356 0.3597 50 0.11 70
MN.CLTB.HHZ. 2020-11-10T02:41:40.11 0.6 undecidable manual S 93 0.1808 115 0.09 49
MN.CLTB.HHZ. 2020-11-10T02:41:37.14 0.3 undecidable manual P 93 0.1808 115 0.38 69
IV.SCIAC.HHZ. 2020-11-10T02:41:37.72 0.6 undecidable manual S 128 0.1151 127 -0.11 49
IV.CRJA.HHZ. 2020-11-10T02:41:37.48 0.1 undecidable manual P 4 0.214 112 0.05 98
X3.T1582.EHZ. 2020-11-10T02:41:37.76 0.3 undecidable manual P 314 0.2293 110 0.01 74
IV.CAVT.HHZ. 2020-11-10T02:41:37.12 0.1 undecidable manual P 296 0.205 113 -0.12 96
IV.MMGO.HHN. 2020-11-10T02:41:35.56 0.6 undecidable manual S 353 0.0746 139 -1.12 35
IV.SCIAC.HHZ. 2020-11-10T02:41:35.52 0.1 negative manual P 128 0.1151 127 0.03 100
IV.MMGO.HHN. 2020-11-10T02:41:34.39 0.1 undecidable manual P 353 0.0746 139 -0.44 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SCIAC.HHE. ML:0.8 6.54E-5 0.14 AML other m 2020-11-10T02:41:38.09
IV.SCIAC.HHN. ML:0.9 7.77E-5 1.36 AML other m 2020-11-10T02:41:38.97
IV.CRJA.HHE. ML:1.1 7.41E-5 1.84 AML other m 2020-11-10T02:41:41.07
IV.CRJA.HHN. ML:1.1 7.605E-5 0.14 AML other m 2020-11-10T02:41:42.37
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