Earthquake with magnitude of ML 1.4 on date 30-03-2023 and time 10:32:52 (UTC) in region 2 km W Vigone (TO)

A magnitude ML 1.4 earthquake occured in region: 2 km W Vigone (TO), on

  • 30-03-2023 10:32:52 (UTC)
  • 30-03-2023 12:32:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.8450, 7.4720 at 30 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
Vigone TO 2 5182 5182
Cercenasco TO 3 1803 6985
Scalenghe TO 5 3339 10324
Macello TO 6 1229 11553
Buriasco TO 6 1410 12963
Villafranca Piemonte TO 7 4729 17692
Garzigliana TO 8 572 18264
Virle Piemonte TO 8 1206 19470
Airasca TO 8 3794 23264
Piscina TO 9 3388 26652
Pancalieri TO 9 2038 28690
Castagnole Piemonte TO 10 2245 30935
Faule CN 10 486 31421
Osasco TO 10 1141 32562
Cavour TO 10 5545 38107
Moretta CN 10 4136 42243
Polonghera CN 11 1160 43403
Osasio TO 11 936 44339
Cardè CN 11 1122 45461
None TO 11 8005 53466
Pinerolo TO 12 35808 89274
Casalgrasso CN 12 1480 90754
Campiglione Fenile TO 12 1390 92144
Volvera TO 13 8840 100984
Torre San Giorgio CN 13 730 101714
Lombriasco TO 13 1050 102764
Bricherasio TO 13 4616 107380
San Secondo di Pinerolo TO 14 3575 110955
Frossasco TO 14 2864 113819
Roletto TO 14 2009 115828
San Pietro Val Lemina TO 14 1448 117276
Murello CN 14 966 118242
Piobesi Torinese TO 15 3763 122005
Villanova Solaro CN 15 772 122777
Bibiana TO 15 3442 126219
Cantalupa TO 15 2553 128772
Bagnolo Piemonte CN 16 6024 134796
Prarostino TO 16 1273 136069
Piossasco TO 16 18589 154658
Candiolo TO 17 5669 160327
Porte TO 17 1083 161410
Cumiana TO 17 7826 169236
Vinovo TO 17 14887 184123
Carignano TO 18 9261 193384
Barge CN 18 7774 201158
Lusernetta TO 18 506 201664
Luserna San Giovanni TO 18 7395 209059
Racconigi CN 18 10038 219097
Ruffia CN 18 367 219464
Orbassano TO 19 23188 242652
Cavallerleone CN 19 644 243296
San Germano Chisone TO 19 1854 245150
Villar Perosa TO 19 4092 249242
Angrogna TO 20 889 250131
Carmagnola TO 20 29079 279210
Bruino TO 20 8639 287849
Scarnafigi CN 20 2162 290011
Torre Pellice TO 20 4551 294562
Envie CN 20 2074 296636
La Loggia TO 20 8874 305510

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km SW of Moncalieri (57294 inhabitants)
30 Km SW of Torino (890529 inhabitants)
51 Km N of Cuneo (56081 inhabitants)
58 Km W of Asti (76202 inhabitants)
91 Km W of Alessandria (93943 inhabitants)
100 Km NW of Savona (61345 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 1.4 2023-03-30
10:32:52
44.845 7.4725 30 2024-03-01
17:18:19
Bollettino Sismico Italiano INGV 124450301
Reviewed
Rev100
ML 1.4 2023-03-30
10:32:53
44.8268 7.4603 27 2023-03-30
10:41:12
Sala Sismica INGV-Roma 115879521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-30 10:32:52 ± 0.31
Latitude 44.8450 ± 0.0099
Longitude 7.4725 ± 0.0190
Depth (km) 30 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 124450301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1469
Semi-minor axis of confidence ellipse (meter) 523
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) 1470.0
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 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.53
Epicentral distance of station closest to the epicenter (degree) 0.14839
Epicentral distance of station farthest from the epicenter (degree) 0.75903
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:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 115879521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-30 10:41:12

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 124450301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-03 12:53:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GBOS.HHE. 2023-03-30T10:33:15.46 0.6 undecidable manual S 156 72.9714 107 -0.05 50
MN.BNI.HHE. 2023-03-30T10:33:14.00 0.3 undecidable manual S 290 66.4779 109 0.14 74
GU.ENR.HHZ. 2023-03-30T10:33:13.62 0.3 undecidable manual S 184 68.376 108 -0.74 63
GU.STV.HHZ. 2023-03-30T10:33:12.94 0.6 undecidable manual S 190 67.5768 109 -1.19 34
IV.MONC.HHZ. 2023-03-30T10:33:08.88 0.6 undecidable manual S 54 43.8228 119 0.56 46
GU.PZZ.HHZ. 2023-03-30T10:33:08.54 0.6 undecidable manual S 217 46.9197 117 -0.52 47
GU.GBOS.HHE. 2023-03-30T10:33:06.25 0.3 undecidable manual P 156 72.9714 107 0.33 70
GU.CIRO.HHZ. 2023-03-30T10:33:06.19 0.3 undecidable manual P 5 84.249 105 -1.4 43
GU.STV.HHZ. 2023-03-30T10:33:05.11 0.3 undecidable manual P 190 67.5768 109 -0.01 76
GU.RSP.HHZ. 2023-03-30T10:33:05.77 0.6 undecidable manual S 334 37.3293 124 -1.09 37
GU.ENR.HHZ. 2023-03-30T10:33:05.46 0.3 undecidable manual P 184 68.376 108 0.21 72
MN.BNI.HHE. 2023-03-30T10:33:05.82 0.3 undecidable manual P 290 66.4779 109 0.86 60
GU.LSD.HHE. 2023-03-30T10:33:05.91 0.6 undecidable manual P 339 73.1712 107 -0.03 49
GU.TRAV.HHZ. 2023-03-30T10:33:04.97 0.3 undecidable manual P 16 77.0673 106 -1.55 40
IV.MONC.HHZ. 2023-03-30T10:33:02.56 0.3 undecidable manual P 54 43.8228 119 0.8 64
GU.BHB.HHZ. 2023-03-30T10:33:02.93 0.3 undecidable manual S 266 16.4724 148 0 82
GU.PZZ.HHZ. 2023-03-30T10:33:02.95 0.3 undecidable manual P 217 46.9197 117 0.76 64
GU.RSP.HHZ. 2023-03-30T10:33:00.91 0.3 undecidable manual P 334 37.3293 124 -0.01 80
GU.BHB.HHZ. 2023-03-30T10:32:59.12 0.1 undecidable manual P 266 16.4724 148 0.47 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.BHB.HNN. ML:1.3 0.00009429999999999999 0.96 AML other m 2023-03-30T10:33:03.51
GU.BHB.HHN. ML:1.3 0.0000913 0.94 AML other m 2023-03-30T10:33:03.99
GU.BHB.HNE. ML:1.4 0.00009784999999999999 0.14 AML other m 2023-03-30T10:33:03.98
GU.BHB.HHE. ML:1.3 0.00009429999999999999 0.12 AML other m 2023-03-30T10:33:03.98
GU.PZZ.HHN. ML:1.4 0.00005945 1.34 AML other m 2023-03-30T10:33:08.98
GU.PZZ.HHE. ML:1.4 0.0000618 0.3 AML other m 2023-03-30T10:33:10.51
GU.ENR.HHE. ML:1.9 0.00012075 0.08 AML other m 2023-03-30T10:33:13.96
GU.ENR.HHN. ML:1.5 0.00005069999999999999 0.08 AML other m 2023-03-30T10:33:14.33
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