Earthquake with magnitude of ML 1.3 on date 04-09-2013 and time 19:21:22 (Italy) in region V3 Monte Bianco (ITALIA, FRANCIA, SVIZZERA)

A magnitude ML 1.3 earthquake occured in region: V3 Monte Bianco (ITALIA, FRANCIA, SVIZZERA), on

  • 04-09-2013 17:21:22 (UTC)
  • 04-09-2013 19:21:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.0100, 6.9460 at 12 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

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
Bulletin
Rev1000
ML 1.3 2013-09-04
17:21:22
46.0097 6.9458 12 2015-02-12
09:07:28
Bollettino Sismico Italiano INGV 8600631
Reviewed
Rev100
ML 1.2 2013-09-04
17:21:22
46.0033 6.9638 11 2014-10-21
12:08:56
Sala Sismica INGV-Roma 4429891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-09-04 17:21:22 ± 0.19
Latitude 46.0097 ± 0.0081
Longitude 6.9458 ± 0.0142
Depth (km) 12 ± 6 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 8600631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 989
Semi-minor axis of confidence ellipse (meter) 510
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 43
Circular confidence region, given by single value of horizontal uncertainty (meter) 990.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
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) 0.22573
Epicentral distance of station farthest from the epicenter (degree) 0.74734
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 8600631
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:30:14

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 4429891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-09-04 17:27:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.GIMEL.HHE. 2013-09-04T17:21:45.81 0.6 undecidable manual S 318 78.0663 91 0.03 46
CH.MMK.HHN. 2013-09-04T17:21:45.46 0.6 undecidable manual S 86 78.5658 91 -0.43 40
GU.CIRO.HHZ. 2013-09-04T17:21:42.43 0.6 undecidable manual S 133 66.0894 91 -0.13 45
GU.LSD.HHZ. 2013-09-04T17:21:41.28 0.3 undecidable manual S 166 62.7927 91 -0.4 65
GU.TRAV.HHN. 2013-09-04T17:21:37.08 0.3 undecidable manual P 131 82.9503 91 0.4 64
CH.MMK.HHN. 2013-09-04T17:21:36.97 0.3 undecidable manual P 86 78.5658 91 0.98 54
CH.GIMEL.HHE. 2013-09-04T17:21:35.42 0.3 undecidable manual P 318 78.0663 91 -0.5 62
GU.CIRO.HHZ. 2013-09-04T17:21:34.33 0.3 undecidable manual P 133 66.0894 91 0.26 68
CH.DIX.HHZ. 2013-09-04T17:21:34.20 0.3 undecidable manual S 77 36.4413 92 -0.46 64
GU.LSD.HHZ. 2013-09-04T17:21:33.80 0.6 undecidable manual P 166 62.7927 91 0.24 46
IV.MRGE.HHZ. 2013-09-04T17:21:32.14 0.3 undecidable manual S 161 28.0497 94 -0.28 71
GU.REMY.HHZ. 2013-09-04T17:21:31.73 0.6 undecidable manual S 139 25.0527 95 0.11 51
CH.DIX.HHZ. 2013-09-04T17:21:29.45 0.1 undecidable manual P 77 36.4413 92 -0.06 96
IV.MRGE.HHZ. 2013-09-04T17:21:28.19 0.1 undecidable manual P 161 28.0497 94 -0.02 100
GU.REMY.HHZ. 2013-09-04T17:21:27.91 0.1 undecidable manual P 139 25.0527 95 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.DIX.HHE. ML:1.0 0.00003845 0.12 AML other m 2013-09-04T17:21:34.55
CH.DIX.HHN. ML:1.6 0.000134 0.12 AML other m 2013-09-04T17:21:34.60
GU.LSD.HHE. ML:1.1 0.000026450000000000003 0.72 AML other m 2013-09-04T17:21:41.75
GU.LSD.HHN. ML:0.9 0.00001685 0.26 AML other m 2013-09-04T17:21:43.90
IV.MRGE.HHE. ML:1.7 0.00024249999999999999 0.2 AML other m 2013-09-04T17:21:32.34
IV.MRGE.HHN. ML:1.6 0.00017999999999999998 0.06 AML other m 2013-09-04T17:21:32.38
GU.REMY.HHN. ML:1.2 0.00008444999999999999 0.26 AML other m 2013-09-04T17:21:31.92
GU.REMY.HHE. ML:1.1 0.00006809999999999999 0.54 AML other m 2013-09-04T17:21:32.04
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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