Earthquake with magnitude of ML 1.6 on date 29-11-2012 and time 09:52:46 (Italy) in region 8 km NE Valtournenche (AO)

A magnitude ML 1.6 earthquake occured in region: 8 km NE Valtournenche (AO), on

  • 29-11-2012 08:52:46 (UTC)
  • 29-11-2012 09:52:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.9150, 7.7050 at 5 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
Valtournenche AO 8 2277 2277
Chamois AO 11 97 2374
Ayas AO 11 1401 3775
La Magdeleine AO 13 109 3884
Gressoney-La-Trinité AO 13 303 4187
Antey-Saint-André AO 15 602 4789
Torgnon AO 16 558 5347
Brusson AO 17 897 6244
Gressoney-Saint-Jean AO 18 807 7051
Saint-Vincent AO 19 4660 11711
Alagna Valsesia VC 19 408 12119
Châtillon AO 20 4772 16891

Municipalities with at least 50000 inhabitants

An earthquake occurred to
87 Km W of Varese (80799 inhabitants)
88 Km NW of Novara (104380 inhabitants)
89 Km W of Gallarate (53343 inhabitants)
94 Km N of Torino (890529 inhabitants)
95 Km W of Busto Arsizio (83106 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 1.6 2012-11-29
08:52:46
45.9415 7.7468 10 2014-10-21
12:08:56
Sala Sismica INGV-Roma 2652491
Bulletin
Rev1000
ML 1.6 2012-11-29
08:52:46
45.9152 7.7052 5 2014-09-19
08:14:18
Bollettino Sismico Italiano INGV 3089061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-11-29 08:52:46 ± 0.14
Latitude 45.9152 ± 0.0081
Longitude 7.7052 ± 0.0103
Depth (km) 5 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 3089061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 825
Semi-minor axis of confidence ellipse (meter) 413
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 199
Circular confidence region, given by single value of horizontal uncertainty (meter) 820.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
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) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.12051
Epicentral distance of station farthest from the epicenter (degree) 0.92900
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.1
Num. used stations 5
Type of magnitude ML
Reference to an origin 2652491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2012-11-29 09:02:49

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 3089061
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:45:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RSP.HHZ. 2012-11-29T08:53:14.00 0.3 undecidable manual S 202 91.6416 50 -0.85 53
GU.RSP.HHZ. 2012-11-29T08:53:04.06 0.3 undecidable manual P 202 91.6416 50 1.16 46
CH.MUGIO.HHZ. 2012-11-29T08:53:04.49 0.6 undecidable manual P 89 103.119 50 -0.17 43
CH.FUSIO.HHZ. 2012-11-29T08:53:03.29 0.6 undecidable manual P 51 94.8384 50 -0.1 44
GU.LSD.HHZ. 2012-11-29T08:52:59.30 0.6 undecidable manual P 221 67.1772 50 0.18 46
GU.CIRO.HHZ. 2012-11-29T08:52:58.84 0.3 undecidable manual S 197 36.3414 98 -0.45 69
CH.DIX.HHZ. 2012-11-29T08:52:56.45 0.1 undecidable manual S 309 29.3484 100 -0.44 94
IV.MRGE.HHZ. 2012-11-29T08:52:56.98 0.6 undecidable manual P 252 52.3032 50 0.15 48
GU.TRAV.HHZ. 2012-11-29T08:52:55.54 0.3 undecidable manual P 176 44.7219 96 -0.05 74
GU.REMY.HHZ. 2012-11-29T08:52:55.46 0.3 undecidable manual P 259 43.2234 97 0.17 72
GU.CIRO.HHZ. 2012-11-29T08:52:54.25 0.3 undecidable manual P 197 36.3414 98 0.34 71
CH.DIX.HHZ. 2012-11-29T08:52:52.84 0.1 undecidable manual P 309 29.3484 100 0.31 96
GU.SATI.HHZ. 2012-11-29T08:52:51.26 0.1 undecidable manual S 109 13.3755 110 -0.25 100
CH.MMK.HHZ. 2012-11-29T08:52:51.44 0.1 undecidable manual P 53 24.9528 101 -0.23 98
GU.SATI.HHZ. 2012-11-29T08:52:49.90 0.1 undecidable manual P 109 13.3755 110 0.48 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.CIRO.HHE. ML:1.6 0.00014049999999999997 0.2 AML other m 2012-11-29T08:52:59.09
GU.CIRO.HHN. ML:1.3 0.00008385 0.8 AML other m 2012-11-29T08:52:59.08
CH.DIX.HHN. ML:1.8 0.0003215 0.3 AML other m 2012-11-29T08:52:56.68
CH.DIX.HHE. ML:1.6 0.000221 0.4 AML other m 2012-11-29T08:52:56.73
CH.FUSIO.HHN. ML:1.6 0.000044899999999999994 1.4 AML other m 2012-11-29T08:53:16.89
CH.FUSIO.HHE. ML:1.5 0.000032349999999999994 0.88 AML other m 2012-11-29T08:53:17.53
CH.MMK.HHN. ML:1.8 0.00038500000000000003 0.24 AML other m 2012-11-29T08:52:53.81
CH.MMK.HHE. ML:1.5 0.000191 1.18 AML other m 2012-11-29T08:52:55.80
IV.MRGE.HHE. ML:1.4 0.00006615 1.52 AML other m 2012-11-29T08:53:05.30
IV.MRGE.HHN. ML:1.4 0.00007105 1.04 AML other m 2012-11-29T08:53:06.55
GU.RSP.HHE. ML:1.8 0.0000712 1.36 AML other m 2012-11-29T08:53:15.55
GU.RSP.HHN. ML:1.8 0.00007285 1.3 AML other m 2012-11-29T08:53:15.59
GU.SATI.HHN. ML:2.4 0.00352 0.22 AML other m 2012-11-29T08:52:51.43
GU.SATI.HHE. ML:2.2 0.0019950000000000002 0.58 AML other m 2012-11-29T08:52:51.61
GU.TRAV.HHE. ML:1.6 0.00011074999999999998 1.58 AML other m 2012-11-29T08:53:03.06
GU.TRAV.HHN. ML:1.5 0.0001053 1.32 AML other m 2012-11-29T08:53:05.64
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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