Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 29-09-2014 and time 21:36:42 (UTC) in region 3 km SW Villar Focchiardo (TO)

A magnitude ML 1.1 earthquake occured in region: 3 km SW Villar Focchiardo (TO), on

  • 29-09-2014 21:36:42 (UTC)
  • 29-09-2014 23:36:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.0850, 7.2130 at 14 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.

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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
Villar Focchiardo TO 3 2042 2042
Borgone Susa TO 5 2229 4271
Sant'Antonino di Susa TO 5 4306 8577
San Giorio di Susa TO 6 1024 9601
San Didero TO 6 551 10152
Vaie TO 6 1458 11610
Bruzolo TO 7 1524 13134
Coazze TO 7 3287 16421
Bussoleno TO 8 6094 22515
Chianocco TO 8 1675 24190
Condove TO 9 4638 28828
Mattie TO 9 687 29515
Chiusa di San Michele TO 9 1647 31162
Valgioie TO 10 951 32113
Caprie TO 10 2086 34199
Roure TO 11 848 35047
Sant'Ambrogio di Torino TO 12 4755 39802
Giaveno TO 12 16455 56257
Meana di Susa TO 12 826 57083
Mompantero TO 14 659 57742
Fenestrelle TO 14 544 58286
Villar Dora TO 14 2932 61218
Perosa Argentina TO 14 3285 64503
Susa TO 14 6466 70969
Avigliana TO 15 12516 83485
Pomaretto TO 15 1009 84494
Rubiana TO 15 2400 86894
Almese TO 15 6401 93295
Usseaux TO 15 186 93481
Inverso Pinasca TO 15 730 94211
Gravere TO 16 692 94903
Pinasca TO 16 3051 97954
Usseglio TO 17 209 98163
Giaglione TO 17 631 98794
Trana TO 17 3877 102671
Cumiana TO 17 7826 110497
Lemie TO 17 179 110676
Reano TO 17 1818 112494
Venaus TO 18 907 113401
Buttigliera Alta TO 18 6419 119820
Perrero TO 18 659 120479
Chiomonte TO 18 916 121395
Villar Perosa TO 19 4092 125487
Cantalupa TO 19 2553 128040
Massello TO 19 51 128091
Novalesa TO 19 534 128625
Rosta TO 20 4903 133528
Sangano TO 20 3707 137235
Roletto TO 20 2009 139244
Frossasco TO 20 2864 142108
Pramollo TO 20 258 142366

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km W of Torino (890529 inhabitants)
38 Km W of Moncalieri (57294 inhabitants)
81 Km W of Asti (76202 inhabitants)
81 Km NW of Cuneo (56081 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 1.1 2014-09-29
21:36:42		 45.0853 7.2133 15 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 8595911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-09-29 21:36:42 ± 0.26
Latitude 45.0853 ± 0.0099
Longitude 7.2133 ± 0.0306
Depth (km) 15 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 8595911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2136
Semi-minor axis of confidence ellipse (meter) 1202
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 96
Circular confidence region, given by single value of horizontal uncertainty (meter) 2140.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 142
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.07285
Epicentral distance of station farthest from the epicenter (degree) 0.69248
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:1.1

Field Value
Value 1.1
Uncertainty 0.0
Num. used stations 1
Type of magnitude ML
Reference to an origin 8595911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-09-29 21:43:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CIRO.HHZ. 2014-09-29T21:37:01.81 0.6 undecidable manual S 26 63.5919 94 -0.52 42
IV.MRGE.HHZ. 2014-09-29T21:36:56.82 0.6 positive manual P 351 76.8675 93 0.68 39
GU.LSD.HHZ. 2014-09-29T21:36:55.68 0.3 undecidable manual S 352 41.9247 97 -0.9 57
GU.CIRO.HHZ. 2014-09-29T21:36:54.52 0.6 undecidable manual P 26 63.5919 94 0.41 44
GU.BHB.HHZ. 2014-09-29T21:36:52.56 0.3 undecidable manual S 172 28.0497 103 -0.35 71
GU.LSD.HHZ. 2014-09-29T21:36:50.80 0.1 undecidable manual P 352 41.9247 97 0.01 100
MN.BNI.HHZ. 2014-09-29T21:36:50.96 0.3 undecidable manual P 265 42.1245 97 0.15 72
GU.RSP.HHZ. 2014-09-29T21:36:48.35 0.3 undecidable manual S 30 8.0808 144 0.05 79
GU.BHB.HHZ. 2014-09-29T21:36:48.95 1.0 negative manual P 172 28.0497 103 0.29 24
GU.RSP.HHZ. 2014-09-29T21:36:46.31 0.1 undecidable manual P 30 8.0808 144 0.31 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MRGE.HHN. ML:1.1 0.000017845 1.58 AML other m 2014-09-29T21:37:47.05
IV.MRGE.HHE. ML:1.1 0.0000177 1.58 AML other m 2014-09-29T21:37:56.17
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