Earthquake with magnitude of ML 0.4 on date 07-09-2023 and time 19:05:18 (UTC) in region 5 km NE Inverso Pinasca (TO)

A magnitude ML 0.4 earthquake occured in region: 5 km NE Inverso Pinasca (TO), on

  • 07-09-2023 19:05:18 (UTC)
  • 07-09-2023 21:05:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.9860, 7.2430 at 11 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
Inverso Pinasca TO 5 730 730
Pinasca TO 5 3051 3781
Perosa Argentina TO 5 3285 7066
Pomaretto TO 6 1009 8075
Villar Perosa TO 7 4092 12167
Coazze TO 9 3287 15454
Cantalupa TO 9 2553 18007
Roure TO 9 848 18855
Pramollo TO 9 258 19113
Roletto TO 10 2009 21122
San Germano Chisone TO 10 1854 22976
San Pietro Val Lemina TO 10 1448 24424
Frossasco TO 10 2864 27288
Cumiana TO 10 7826 35114
Giaveno TO 11 16455 51569
Porte TO 11 1083 52652
Perrero TO 11 659 53311
Valgioie TO 13 951 54262
Pinerolo TO 13 35808 90070
Prarostino TO 13 1273 91343
Vaie TO 14 1458 92801
Sant'Antonino di Susa TO 14 4306 97107
Villar Focchiardo TO 14 2042 99149
San Secondo di Pinerolo TO 14 3575 102724
Chiusa di San Michele TO 15 1647 104371
Massello TO 15 51 104422
Trana TO 15 3877 108299
Borgone Susa TO 15 2229 110528
Salza di Pinerolo TO 16 75 110603
Condove TO 16 4638 115241
Angrogna TO 16 889 116130
Sant'Ambrogio di Torino TO 16 4755 120885
Fenestrelle TO 16 544 121429
Avigliana TO 16 12516 133945
Piscina TO 16 3388 137333
Caprie TO 16 2086 139419
Reano TO 17 1818 141237
San Giorio di Susa TO 17 1024 142261
San Didero TO 17 551 142812
Osasco TO 17 1141 143953
Sangano TO 17 3707 147660
Piossasco TO 17 18589 166249
Buttigliera Alta TO 18 6419 172668
Bruzolo TO 18 1524 174192
Mattie TO 18 687 174879
Bruino TO 18 8639 183518
Buriasco TO 18 1410 184928
Torre Pellice TO 18 4551 189479
Usseaux TO 18 186 189665
Bricherasio TO 18 4616 194281
Prali TO 18 246 194527
Bussoleno TO 18 6094 200621
Villar Dora TO 19 2932 203553
Luserna San Giovanni TO 19 7395 210948
Villarbasse TO 19 3509 214457
Almese TO 19 6401 220858
Chianocco TO 19 1675 222533
Macello TO 19 1229 223762
Garzigliana TO 20 572 224334
Rosta TO 20 4903 229237

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km W of Moncalieri (57294 inhabitants)
36 Km W of Torino (890529 inhabitants)
70 Km NW of Cuneo (56081 inhabitants)
76 Km W of Asti (76202 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 0.4 2023-09-07
19:05:18
44.9858 7.2427 11 2023-09-07
19:22:53
Sala Sismica INGV-Roma 120857081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-07 19:05:18 ± 0.19
Latitude 44.9858 ± 0.0081
Longitude 7.2427 ± 0.0229
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120857081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1860
Semi-minor axis of confidence ellipse (meter) 820
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 284
Circular confidence region, given by single value of horizontal uncertainty (meter) 1860.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 185
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.48743
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 120857081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-07 19:22:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
4P.IT02A.HHZ. 2023-09-07T19:05:54.39 0.6 undecidable manual S -0.05 1.17
GU.PZZ.HHZ. 2023-09-07T19:05:34.95 0.6 undecidable manual S 191 54.1014 50 -0.39 45
GU.LSD.HHZ. 2023-09-07T19:05:34.79 0.6 undecidable manual S 351 53.2023 50 -0.32 46
GU.RRL.HHZ. 2023-09-07T19:05:30.41 0.6 undecidable manual S 259 36.2415 50 -0.17 49
GU.LSD.HHZ. 2023-09-07T19:05:28.72 1.0 undecidable manual P 351 53.2023 50 0.67 21
GU.PZZ.HHZ. 2023-09-07T19:05:28.24 0.3 undecidable manual P 191 54.1014 50 0.05 73
GU.RRL.HHZ. 2023-09-07T19:05:25.86 0.6 negative manual P 259 36.2415 50 0.43 47
GU.RSP.HHZ. 2023-09-07T19:05:25.26 0.6 undecidable manual S 6 18.0708 50 -0.47 48
GU.RSP.HHZ. 2023-09-07T19:05:22.88 0.1 negative manual P 6 18.0708 50 0.25 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RSP.HHE. ML:0.1 0.000011689999999999998 1.18 AML other m 2023-09-07T19:05:25.31
GU.RSP.HHN. ML:0.1 0.00000963 0.06 AML other m 2023-09-07T19:05:25.54
GU.RSP.HNE. ML:0.8 0.000051225345 0.8832 AML other m 2023-09-07T19:05:25.66
GU.RSP.HNN. ML:1.0 0.00007011009 1.2672 AML other m 2023-09-07T19:05:25.66
GU.RRL.HHE. ML:0.4 0.000011486759 1.3696 AML other m 2023-09-07T19:05:31.27
GU.RRL.HHN. ML:0.1 0.000006033432 0.5888 AML other m 2023-09-07T19:05:30.72
GU.PZZ.HHE. ML:0.6 0.0000079359765 0.2176 AML other m 2023-09-07T19:05:35.92
GU.PZZ.HHN. ML:0.6 0.0000087164055 0.2176 AML other m 2023-09-07T19:05:35.74
GU.LSD.HHE. ML:0.3 0.0000042662725 0.128 AML other m 2023-09-07T19:05:35.23
GU.LSD.HHN. ML:0.3 0.0000041405385 0.1792 AML other m 2023-09-07T19:05:34.78
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