Earthquake with magnitude of ML 1.7 on date 03-10-2023 and time 01:02:42 (Italy) in region 5 km SW Viù (TO)

A magnitude ML 1.7 earthquake occured in region: 5 km SW Viù (TO), on

  • 02-10-2023 23:02:42 (UTC)
  • 03-10-2023 01:02:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.2010, 7.3500 at 13 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Viù TO 5 1051 1051
Lemie TO 5 179 1230
Rubiana TO 7 2400 3630
Caprie TO 9 2086 5716
Val della Torre TO 9 3869 9585
Villar Dora TO 10 2932 12517
Condove TO 10 4638 17155
Almese TO 10 6401 23556
Traves TO 10 518 24074
Mezzenile TO 11 786 24860
Usseglio TO 11 209 25069
Pessinetto TO 11 606 25675
Varisella TO 11 810 26485
Chiusa di San Michele TO 11 1647 28132
Sant'Ambrogio di Torino TO 11 4755 32887
Germagnano TO 12 1201 34088
Sant'Antonino di Susa TO 12 4306 38394
Borgone Susa TO 12 2229 40623
Vaie TO 12 1458 42081
Vallo Torinese TO 12 774 42855
Givoletto TO 13 3914 46769
San Didero TO 13 551 47320
Lanzo Torinese TO 13 5086 52406
Ceres TO 13 1065 53471
Ala di Stura TO 13 469 53940
Monastero di Lanzo TO 13 350 54290
Fiano TO 14 2695 56985
La Cassa TO 14 1788 58773
Bruzolo TO 14 1524 60297
Valgioie TO 14 951 61248
Villar Focchiardo TO 14 2042 63290
Avigliana TO 14 12516 75806
Coassolo Torinese TO 14 1547 77353
Cafasse TO 14 3451 80804
Caselette TO 15 3060 83864
Chianocco TO 15 1675 85539
Balme TO 15 115 85654
Balangero TO 15 3156 88810
San Giorio di Susa TO 16 1024 89834
San Gillio TO 16 3174 93008
Cantoira TO 16 564 93572
Buttigliera Alta TO 16 6419 99991
Mathi TO 16 3921 103912
Villanova Canavese TO 17 1186 105098
Rosta TO 17 4903 110001
Bussoleno TO 17 6094 116095
Coazze TO 17 3287 119382
Giaveno TO 17 16455 135837
Grosso TO 17 1018 136855
Robassomero TO 17 3057 139912
Reano TO 18 1818 141730
Nole TO 18 6892 148622
Chialamberto TO 18 345 148967
Alpignano TO 18 17008 165975
Trana TO 19 3877 169852
Corio TO 19 3277 173129
Pianezza TO 19 15152 188281
Druento TO 19 8622 196903
Groscavallo TO 20 204 197107
Villarbasse TO 20 3509 200616

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km W of Torino (890529 inhabitants)
35 Km NW of Moncalieri (57294 inhabitants)
75 Km W of Asti (76202 inhabitants)
91 Km N 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 1.7 2023-10-02
23:02:42
45.2012 7.3498 13 2023-10-02
23:09:41
Sala Sismica INGV-Roma 121690441
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-02 23:02:42 ± 0.13
Latitude 45.2012 ± 0.0072
Longitude 7.3498 ± 0.0166
Depth (km) 13 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121690441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1320
Semi-minor axis of confidence ellipse (meter) 748
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 110
Circular confidence region, given by single value of horizontal uncertainty (meter) 1320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.87954
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 121690441
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-02 23:09:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CANO.HHZ. 2023-10-02T23:03:19.77 3.0 undecidable manual S -0.95 0
GU.RORO.HHZ. 2023-10-02T23:03:04.23 3.0 positive manual P 0.07 0
GU.CANO.HHZ. 2023-10-02T23:03:04.03 3.0 positive manual P 0.22 0
IV.MRGE.HHZ. 2023-10-02T23:03:02.27 0.3 undecidable manual S 341 66.9774 92 -0.09 67
CH.DIX.HHZ. 2023-10-02T23:02:58.80 0.1 undecidable manual P 3 97.6245 91 0.31 81
GU.RRL.HHZ. 2023-10-02T23:02:58.65 0.6 undecidable manual S 235 53.7018 92 -0.19 45
GU.STV.HHZ. 2023-10-02T23:02:58.63 3.0 negative manual P -2.14 0
GU.SATI.HHZ. 2023-10-02T23:02:56.49 0.1 undecidable manual P 28 84.9483 91 -0.05 88
GU.CIRO.HHZ. 2023-10-02T23:02:56.65 0.3 undecidable manual S 21 47.619 93 -0.55 63
GU.TRAV.HHZ. 2023-10-02T23:02:55.94 0.3 undecidable manual S 42 46.3203 93 -0.92 54
GU.PZZ.HHZ. 2023-10-02T23:02:55.27 0.6 undecidable manual P 194 79.2651 91 -0.38 41
GU.BHB.HHZ. 2023-10-02T23:02:54.84 0.3 undecidable manual S 190 41.1255 93 -0.63 62
IV.MRGE.HHZ. 2023-10-02T23:02:54.46 0.1 positive manual P 341 66.9774 92 0.7 77
GU.LSD.HHZ. 2023-10-02T23:02:52.94 0.3 undecidable manual S 330 33.2445 94 -0.43 66
GU.RRL.HHZ. 2023-10-02T23:02:52.30 0.1 undecidable manual P 235 53.7018 92 0.57 83
IV.MONC.HHZ. 2023-10-02T23:02:51.48 0.1 undecidable manual P 107 47.3193 93 0.74 78
GU.CIRO.HHZ. 2023-10-02T23:02:50.82 0.1 positive manual P 21 47.619 93 0.04 95
GU.TRAV.HHZ. 2023-10-02T23:02:50.60 0.1 undecidable manual P 42 46.3203 93 0.02 95
GU.BHB.HHZ. 2023-10-02T23:02:49.61 0.6 positive manual P 190 41.1255 93 -0.18 46
GU.LSD.HHZ. 2023-10-02T23:02:48.82 0.1 positive manual P 330 33.2445 94 0.25 93
GU.RSP.HHZ. 2023-10-02T23:02:46.77 0.3 undecidable manual S 229 8.88 134 -0.44 69
GU.RSP.HHZ. 2023-10-02T23:02:45.13 0.1 undecidable manual P 229 8.88 134 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RSP.HHN. ML:1.7 0.0006094999999999999 1 AML other m 2023-10-02T23:02:46.72
GU.RSP.HNN. ML:2.4 0.00293 1 AML other m 2023-10-02T23:02:46.72
GU.RSP.HHE. ML:1.6 0.00048350000000000004 0.1 AML other m 2023-10-02T23:02:46.80
GU.RSP.HNE. ML:2.3 0.00221 0.1 AML other m 2023-10-02T23:02:46.80
GU.LSD.HHN. ML:1.8 0.00026849999999999997 0.16 AML other m 2023-10-02T23:02:53.02
GU.LSD.HHE. ML:2.0 0.00046599999999999994 1.8 AML other m 2023-10-02T23:02:53.95
GU.BHB.HHE. ML:1.7 0.00017549999999999998 1.48 AML other m 2023-10-02T23:02:54.93
GU.BHB.HNE. ML:1.7 0.000177 1.54 AML other m 2023-10-02T23:02:55.06
GU.BHB.HNN. ML:1.6 0.0001205 0.82 AML other m 2023-10-02T23:02:55.76
GU.BHB.HHN. ML:1.6 0.00011999999999999999 0.52 AML other m 2023-10-02T23:02:55.43
GU.TRAV.HHE. ML:2.2 0.0005015000000000001 0.18 AML other m 2023-10-02T23:02:56.41
GU.TRAV.HHN. ML:2.1 0.000379 0.56 AML other m 2023-10-02T23:02:56.79
GU.CIRO.HHE. ML:1.5 0.000084 1.84 AML other m 2023-10-02T23:02:57.00
GU.CIRO.HHN. ML:1.4 0.00006345000000000001 0.62 AML other m 2023-10-02T23:02:57.39
GU.RRL.HHN. ML:1.7 0.000108 1.26 AML other m 2023-10-02T23:02:59.22
GU.RRL.HHE. ML:1.5 0.0000713 0.28 AML other m 2023-10-02T23:03:01.74
IV.MONC.HHE. ML:1.7 0.00013800000000000002 0.86 AML other m 2023-10-02T23:03:02.47
IV.MRGE.HHN. ML:1.8 0.000117 0.32 AML other m 2023-10-02T23:03:03.28
IV.MONC.HHN. ML:1.7 0.000144 0.32 AML other m 2023-10-02T23:03:04.10
IV.MRGE.HHE. ML:1.6 0.00007555000000000001 1.16 AML other m 2023-10-02T23:03:04.98
GU.SATI.HHN. ML:1.4 0.000036049999999999995 0.52 AML other m 2023-10-02T23:03:07.71
GU.SATI.HHE. ML:1.6 0.0000455 0.4 AML other m 2023-10-02T23:03:09.46
GU.RORO.HHE. ML:1.4 0.000016149999999999996 0.42 AML other m 2023-10-02T23:03:20.51
GU.RORO.HHN. ML:1.2 0.000012400000000000002 0.52 AML other m 2023-10-02T23:03:25.92
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