Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 05-06-2012 and time 15:49:29 (UTC) in region 2 km S Oyace (AO)

A magnitude ML 0.9 earthquake occured in region: 2 km S Oyace (AO), on

  • 05-06-2012 15:49:29 (UTC)
  • 05-06-2012 17:49:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.8340, 7.3830 at 7 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Oyace AO 2 219 219
Valpelline AO 4 657 876
Bionaz AO 6 236 1112
Ollomont AO 6 157 1269
Doues AO 6 510 1779
Roisan AO 8 1036 2815
Allein AO 9 229 3044
Gignod AO 9 1710 4754
Saint-Christophe AO 10 3432 8186
Quart AO 11 4039 12225
Etroubles AO 12 501 12726
Aosta AO 12 34390 47116
Pollein AO 12 1569 48685
Brissogne AO 12 1008 49693
Saint-Marcel AO 12 1362 51055
Nus AO 12 2984 54039
Saint-Oyen AO 13 203 54242
Charvensod AO 13 2468 56710
Fénis AO 14 1813 58523
Verrayes AO 14 1302 59825
Gressan AO 14 3387 63212
Torgnon AO 15 558 63770
Saint-Rhémy-en-Bosses AO 16 338 64108
Jovençan AO 16 736 64844
Sarre AO 16 4927 69771
Saint-Denis AO 16 378 70149
Chambave AO 16 931 71080
Antey-Saint-André AO 17 602 71682
Saint-Pierre AO 18 3165 74847
Aymavilles AO 18 2086 76933
Chamois AO 19 97 77030
La Magdeleine AO 19 109 77139
Valtournenche AO 19 2277 79416
Pontey AO 19 817 80233
Villeneuve AO 20 1289 81522

Municipalities with at least 50000 inhabitants

An earthquake occurred to
88 Km N of Torino (890529 inhabitants)
96 Km N of Moncalieri (57294 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 0.9 2012-06-05
15:49:29		 45.834 7.3828 7 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 1573791
Bulletin
Rev1000 		ML 0.9 2012-06-05
15:49:29		 45.834 7.3828 7 2014-09-19
08:14:18		 Bollettino Sismico Italiano INGV 2115601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-06-05 15:49:29 ± 0.14
Latitude 45.8340 ± 0.0072
Longitude 7.3828 ± 0.0090
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 2115601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 746
Semi-minor axis of confidence ellipse (meter) 418
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 228
Circular confidence region, given by single value of horizontal uncertainty (meter) 750.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.23292
Epicentral distance of station farthest from the epicenter (degree) 0.69068
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:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 0
Type of magnitude ML
Reference to an origin 1573791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2012-06-05 15:56:31

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 2115601
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:32:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.TRAV.HHZ. 2012-06-05T15:49:44.14 0.1 undecidable manual S 141 45.4212 -0.54 90
GU.RSP.HHZ. 2012-06-05T15:49:43.41 0.6 undecidable manual P 187 76.6677 0.51 43
GU.SATI.HHZ. 2012-06-05T15:49:42.22 0.1 undecidable manual S 83 37.8288 -0.22 98
CH.MMK.HHZ. 2012-06-05T15:49:39.02 1.0 positive manual P 62 50.9157 0.09 25
GU.CIRO.HHZ. 2012-06-05T15:49:39.41 0.1 undecidable manual S 151 29.4483 -0.2 100
CH.DIX.HHZ. 2012-06-05T15:49:38.68 0.1 undecidable manual S 4 27.3504 -0.22 100
GU.LSD.HHZ. 2012-06-05T15:49:38.30 0.6 negative manual P 205 45.8208 0.15 49
GU.TRAV.HHZ. 2012-06-05T15:49:38.38 0.3 negative manual P 141 45.4212 0.28 72
IV.MRGE.HHZ. 2012-06-05T15:49:37.74 0.1 undecidable manual S 254 25.8519 -0.66 89
GU.SATI.HHZ. 2012-06-05T15:49:36.86 0.3 positive manual P 83 37.8288 0.05 76
CH.DIX.HHZ. 2012-06-05T15:49:35.25 0.6 undecidable manual P 4 27.3504 0.49 47
GU.CIRO.HHZ. 2012-06-05T15:49:35.75 0.1 undecidable manual P 151 29.4483 0.58 91
IV.MRGE.HHZ. 2012-06-05T15:49:34.87 0.1 undecidable manual P 254 25.8519 0.4 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MRGE.HHE. ML:0.6 0.0000211 1.58 AML other m 2012-06-05T15:49:38.44
IV.MRGE.HHN. ML:0.8 0.00003335 0.86 AML other m 2012-06-05T15:49:39.33
GU.SATI.HHN. ML:0.8 0.00002565 1.46 AML other m 2012-06-05T15:49:43.66
GU.SATI.HHE. ML:0.8 0.000021949999999999998 0.24 AML other m 2012-06-05T15:49:43.73
GU.TRAV.HHE. ML:1.0 0.00003325 0.9 AML other m 2012-06-05T15:49:44.68
GU.TRAV.HHN. ML:1.1 0.0000415 0.56 AML other m 2012-06-05T15:49:44.80
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