Earthquake with magnitude of ML 1.2 on date 26-11-2020 and time 14:26:49 (Italy) in region V3 Monte Bianco (ITALIA, FRANCIA, SVIZZERA)

A magnitude ML 1.2 earthquake occured in region: V3 Monte Bianco (ITALIA, FRANCIA, SVIZZERA), on

  • 26-11-2020 13:26:49 (UTC)
  • 26-11-2020 14:26:49 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.8700, 6.9940 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Courmayeur AO 9 2807 2807
Pré-Saint-Didier AO 12 1050 3857
Morgex AO 13 2104 5961
La Salle AO 15 2087 8048
Saint-Rhémy-en-Bosses AO 16 338 8386
La Thuile AO 17 761 9147
Saint-Oyen AO 18 203 9350
Etroubles AO 19 501 9851

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 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
Reviewed
Rev100
ML 1.2 2020-11-26
13:26:49
45.8703 6.9938 10 2020-11-26
13:30:46
Sala Sismica INGV-Roma 85032311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-26 13:26:49 ± 0.21
Latitude 45.8703 ± 0.0099
Longitude 6.9938 ± 0.0155
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 85032311

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1276
Semi-minor axis of confidence ellipse (meter) 1067
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 297
Circular confidence region, given by single value of horizontal uncertainty (meter) 1280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 176
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.04946
Epicentral distance of station farthest from the epicenter (degree) 0.63582
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 85032311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-26 13:30:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.TRAV.HHZ. 2020-11-26T13:27:10.78 0.6 undecidable manual S 124 70.5738 50 -0.32 44
GU.LSD.HHZ. 2020-11-26T13:27:04.46 0.3 undecidable manual S 167 46.8198 50 -0.31 69
GU.TRAV.HHZ. 2020-11-26T13:27:02.42 0.1 undecidable manual P 124 70.5738 50 0.47 85
CH.DIX.HHZ. 2020-11-26T13:27:02.08 0.6 undecidable manual S 54 39.5271 50 -0.73 41
GU.LSD.HHZ. 2020-11-26T13:26:58.68 0.6 undecidable manual P 167 46.8198 50 0.38 45
CH.DIX.HHZ. 2020-11-26T13:26:57.28 0.3 negative manual P 54 39.5271 50 0.11 73
IV.MRGE.HHZ. 2020-11-26T13:26:54.59 0.6 undecidable manual S 155 12.2766 128 -0.28 49
GU.REMY.HHZ. 2020-11-26T13:26:54.90 0.6 undecidable manual S 106 13.0758 126 -0.18 50
IV.MRGE.HHZ. 2020-11-26T13:26:52.79 0.1 positive manual P 155 12.2766 128 0.2 100
GU.REMY.HHZ. 2020-11-26T13:26:52.95 0.1 positive manual P 106 13.0758 126 0.24 99
GU.BLANC.HHZ. 2020-11-26T13:26:52.71 0.6 undecidable manual S 238 5.4945 150 -0.57 46
GU.BLANC.HHZ. 2020-11-26T13:26:51.75 0.3 positive manual P 238 5.4945 150 0.08 78
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MRGE.HHE. ML:1.3 0.0002525 0.18 AML other m 2020-11-26T13:26:54.89
IV.MRGE.HHN. ML:1.5 0.000391 0.36 AML other m 2020-11-26T13:26:54.78
GU.REMY.HHE. ML:0.9 0.00009375 0.22 AML other m 2020-11-26T13:26:55.51
GU.REMY.HHN. ML:1.0 0.00009805 0.82 AML other m 2020-11-26T13:26:56.73
GU.LSD.HHN. ML:1.0 0.000030449999999999998 0.22 AML other m 2020-11-26T13:27:04.80
GU.LSD.HHE. ML:1.2 0.0000449 0.66 AML other m 2020-11-26T13:27:05.19
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