Earthquake with magnitude of ML 1.2 on date 23-07-2023 and time 21:36:41 (Italy) in region 1 km W Scalenghe (TO)

A magnitude ML 1.2 earthquake occured in region: 1 km W Scalenghe (TO), on

  • 23-07-2023 19:36:41 (UTC)
  • 23-07-2023 21:36:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.8870, 7.4930 at 27 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
Scalenghe TO 1 3339 3339
Cercenasco TO 3 1803 5142
Airasca TO 3 3794 8936
Vigone TO 5 5182 14118
Castagnole Piemonte TO 6 2245 16363
None TO 6 8005 24368
Piscina TO 6 3388 27756
Virle Piemonte TO 7 1206 28962
Buriasco TO 7 1410 30372
Volvera TO 8 8840 39212
Macello TO 8 1229 40441
Osasio TO 9 936 41377
Pancalieri TO 10 2038 43415
Garzigliana TO 11 572 43987
Piobesi Torinese TO 11 3763 47750
Faule CN 11 486 48236
Villafranca Piemonte TO 12 4729 52965
Piossasco TO 12 18589 71554
Candiolo TO 12 5669 77223
Frossasco TO 12 2864 80087
Lombriasco TO 12 1050 81137
Osasco TO 12 1141 82278
Polonghera CN 12 1160 83438
Pinerolo TO 13 35808 119246
Casalgrasso CN 13 1480 120726
Vinovo TO 13 14887 135613
Roletto TO 13 2009 137622
Cantalupa TO 14 2553 140175
Orbassano TO 14 23188 163363
Moretta CN 14 4136 167499
San Pietro Val Lemina TO 14 1448 168947
Cumiana TO 14 7826 176773
Carignano TO 15 9261 186034
Cavour TO 15 5545 191579
Bruino TO 15 8639 200218
San Secondo di Pinerolo TO 15 3575 203793
Cardè CN 16 1122 204915
La Loggia TO 16 8874 213789
Sangano TO 16 3707 217496
Campiglione Fenile TO 16 1390 218886
Bricherasio TO 16 4616 223502
Beinasco TO 17 18159 241661
Rivalta di Torino TO 17 19887 261548
Torre San Giorgio CN 17 730 262278
Murello CN 17 966 263244
Nichelino TO 17 48123 311367
Porte TO 18 1083 312450
Prarostino TO 18 1273 313723
Villarbasse TO 18 3509 317232
Trana TO 18 3877 321109
Carmagnola TO 18 29079 350188
Villanova Solaro CN 19 772 350960
Bibiana TO 19 3442 354402
Reano TO 19 1818 356220
Villar Perosa TO 20 4092 360312
Racconigi CN 20 10038 370350
San Germano Chisone TO 20 1854 372204
Bagnolo Piemonte CN 20 6024 378228
Moncalieri TO 20 57294 435522

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km SW of Moncalieri (57294 inhabitants)
26 Km SW of Torino (890529 inhabitants)
55 Km N of Cuneo (56081 inhabitants)
56 Km W of Asti (76202 inhabitants)
89 Km W of Alessandria (93943 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 1.2 2023-07-23
19:36:41
44.8873 7.493 27 2023-07-23
19:47:59
Sala Sismica INGV-Roma 119513941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-23 19:36:41 ± 0.18
Latitude 44.8873 ± 0.0072
Longitude 7.4930 ± 0.0102
Depth (km) 27 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119513941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 959
Semi-minor axis of confidence ellipse (meter) 155
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 40
Circular confidence region, given by single value of horizontal uncertainty (meter) 960.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.93260
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 119513941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-23 19:47:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
ST.GAGG.HHZ. 2023-07-23T19:37:58.88 3.0 undecidable manual Sn 3.47 0
IV.IMOL.HNZ. 2023-07-23T19:37:34.66 3.0 positive manual Pn 6.57 0
GU.PCP.HHZ. 2023-07-23T19:37:08.32 0.3 undecidable manual S 114 91.4418 101 -0.77 58
GU.LSD.HHZ. 2023-07-23T19:37:02.74 0.3 undecidable manual S 336 69.375 105 -0.62 61
GU.RRL.HHZ. 2023-07-23T19:37:00.18 0.3 undecidable manual S 274 55.4001 109 0.4 69
IV.MRGE.HHZ. 2023-07-23T19:37:00.00 0.1 undecidable manual P 341 103.5186 100 0.6 78
GU.SATI.HHZ. 2023-07-23T19:36:59.33 3.0 undecidable manual Pn -0.52 0
GU.PZZ.HHZ. 2023-07-23T19:36:58.26 0.3 undecidable manual S 215 51.7038 111 -0.6 65
4P.IT06A.HHZ. 2023-07-23T19:36:58.89 0.3 undecidable manual S 142 49.5171 112 0.57 65
GU.PCP.HHZ. 2023-07-23T19:36:57.74 0.1 undecidable manual P 114 91.4418 101 0.17 89
IV.QLNO.HHZ. 2023-07-23T19:36:57.57 0.1 undecidable manual P 133 91.8414 101 -0.06 93
GU.GBOS.HHZ. 2023-07-23T19:36:55.26 0.1 undecidable manual P 159 76.6677 104 -0.09 95
GU.CIRO.HHZ. 2023-07-23T19:36:54.88 0.6 undecidable manual P 4 79.4649 103 -0.88 37
GU.LSD.HHZ. 2023-07-23T19:36:54.02 0.1 undecidable manual P 336 69.375 105 -0.24 92
GU.ENR.HHZ. 2023-07-23T19:36:54.01 0.3 undecidable manual P 185 73.2711 104 -0.82 58
GU.RSP.HHZ. 2023-07-23T19:36:54.22 0.3 undecidable manual S 328 34.0437 122 -0.41 70
GU.STV.HHZ. 2023-07-23T19:36:53.73 1.0 undecidable manual P 191 72.4719 104 -0.99 18
GU.RRL.HHZ. 2023-07-23T19:36:52.83 0.3 negative manual P 274 55.4001 109 0.63 64
4P.IT06A.HHZ. 2023-07-23T19:36:51.96 0.1 undecidable manual P 142 49.5171 112 0.61 85
GU.BHB.HHZ. 2023-07-23T19:36:51.85 0.6 undecidable manual S 252 18.9699 140 0.27 51
GU.PZZ.HHZ. 2023-07-23T19:36:51.69 0.6 positive manual P 215 51.7038 111 0.03 50
IV.MONC.HHZ. 2023-07-23T19:36:50.10 0.3 negative manual P 59 39.8268 118 0.1 75
GU.RSP.HHZ. 2023-07-23T19:36:49.46 0.1 undecidable manual P 328 34.0437 122 0.25 99
GU.BHB.HHZ. 2023-07-23T19:36:47.76 0.1 undecidable manual P 252 18.9699 140 0.3 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.BHB.HHE. ML:1.2 0.0000719 0.06 AML other m 2023-07-23T19:36:52.61
GU.BHB.HHN. ML:1.2 0.00006720000000000001 0.1 AML other m 2023-07-23T19:36:52.67
GU.RSP.HHN. ML:1.0 0.0000327 0.12 AML other m 2023-07-23T19:36:54.67
GU.RSP.HHE. ML:1.0 0.000031 0.8 AML other m 2023-07-23T19:36:54.54
GU.PZZ.HHN. ML:1.3 0.00004 1.36 AML other m 2023-07-23T19:36:57.72
GU.PZZ.HHE. ML:1.3 0.00004 0.44 AML other m 2023-07-23T19:36:59.72
GU.ENR.HHE. ML:1.7 0.00007939999999999999 0.24 AML other m 2023-07-23T19:37:02.53
GU.ENR.HHN. ML:1.5 0.00004545000000000001 1.38 AML other m 2023-07-23T19:37:02.77
GU.LSD.HHE. ML:1.2 0.0000259 0.16 AML other m 2023-07-23T19:37:03.08
GU.LSD.HHN. ML:1.0 0.000015300000000000003 0.8 AML other m 2023-07-23T19:37:03.65
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