Earthquake with magnitude of ML 1.2 on date 23-11-2014 and time 21:57:14 (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

  • 23-11-2014 20:57:14 (UTC)
  • 23-11-2014 21:57:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.0140, 6.8920 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

No Italian municipalities within 20 km distance.

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 2014-11-23
20:57:14
46.0142 6.8923 10 2014-11-23
21:16:29
Sala Sismica INGV-Roma 9854531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-11-23 20:57:14 ± 0.14
Latitude 46.0142 ± 0.0081
Longitude 6.8923 ± 0.0155
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 9854531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1310
Semi-minor axis of confidence ellipse (meter) 700
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 236
Circular confidence region, given by single value of horizontal uncertainty (meter) 1310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 157
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
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) 0.25451
Epicentral distance of station farthest from the epicenter (degree) 0.77881
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 0.0
Num. used stations 1
Type of magnitude ML
Reference to an origin 9854531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-11-23 21:16:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.GIMEL.HHE. 2014-11-23T20:57:36.51 0.1 undecidable manual S 320 75.0693 50 -0.46 84
GU.LSD.HHZ. 2014-11-23T20:57:33.62 0.3 undecidable manual S 163 64.2912 50 -0.48 64
GU.TRAV.HHZ. 2014-11-23T20:57:29.74 0.6 undecidable manual P 130 86.4468 50 0.59 39
CH.DIX.HHZ. 2014-11-23T20:57:27.34 0.3 undecidable manual S 79 40.4262 50 -0.37 69
CH.GIMEL.HHE. 2014-11-23T20:57:27.77 0.1 undecidable manual P 320 75.0693 50 0.38 86
GU.LSD.HHZ. 2014-11-23T20:57:26.07 0.1 undecidable manual P 163 64.2912 50 0.33 89
GU.REMY.HHZ. 2014-11-23T20:57:24.53 0.1 undecidable manual S 134 28.2495 50 0.06 100
IV.MRGE.HHZ. 2014-11-23T20:57:24.62 0.1 undecidable manual S 154 30.0477 50 -0.34 94
CH.DIX.HHZ. 2014-11-23T20:57:22.16 0.1 undecidable manual P 79 40.4262 50 0.1 97
GU.REMY.HHZ. 2014-11-23T20:57:20.40 0.1 undecidable manual P 134 28.2495 50 0.21 97
IV.MRGE.HHZ. 2014-11-23T20:57:20.51 0.1 undecidable manual P 154 30.0477 50 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MRGE.HHE. ML:1.2 0.00008049999999999999 0.26 AML other m 2014-11-23T20:57:24.82
IV.MRGE.HHN. ML:1.2 0.0000814 0.26 AML other m 2014-11-23T20:57:25.00
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