Earthquake with magnitude of ML 1.2 on date 08-07-2023 and time 02:32:06 (Italy) in region Confine Italia Francia (FRANCIA)

A magnitude ML 1.2 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 08-07-2023 00:32:06 (UTC)
  • 08-07-2023 02:32:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.9830, 6.5780 at 9 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
Claviere TO 14 214 214
Bardonecchia TO 15 3215 3429
Cesana Torinese TO 17 967 4396

Municipalities with at least 50000 inhabitants

An earthquake occurred to
87 Km W of Moncalieri (57294 inhabitants)
87 Km W of Torino (890529 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 2023-07-08
00:32:06
44.983 6.5777 9 2023-07-08
00:40:21
Sala Sismica INGV-Roma 119061421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-08 00:32:06 ± 0.18
Latitude 44.9830 ± 0.0126
Longitude 6.5777 ± 0.0127
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119061421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1373
Semi-minor axis of confidence ellipse (meter) 883
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 23
Circular confidence region, given by single value of horizontal uncertainty (meter) 1370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 136
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.09893
Epicentral distance of station farthest from the epicenter (degree) 0.61693
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 119061421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-08 00:40:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.BHB.HHZ. 2023-07-08T00:32:23.42 0.3 undecidable manual S 107 56.2992 50 -0.58 84
RD.ORIF.BHZ. 2023-07-08T00:32:23.15 0.3 undecidable manual S 263 55.2003 50 -0.57 84
GU.PZZ.HHZ. 2023-07-08T00:32:18.59 0.3 undecidable manual P 141 67.7766 50 0.42 86
GU.LSD.HHZ. 2023-07-08T00:32:18.61 0.3 undecidable manual P 39 68.4759 50 0.33 87
RD.ORIF.BHZ. 2023-07-08T00:32:16.51 0.3 undecidable manual P 263 55.2003 50 0.26 91
GU.RSP.HNZ. 2023-07-08T00:32:16.66 0.6 undecidable manual P 71 56.8986 50 0.16 62
GU.BHB.HHZ. 2023-07-08T00:32:16.59 0.3 undecidable manual P 107 56.2992 50 0.19 92
GU.RRL.HHZ. 2023-07-08T00:32:12.85 0.3 undecidable manual S 112 18.0708 116 -0.15 99
GU.RRL.HHZ. 2023-07-08T00:32:10.18 0.3 undecidable manual P 112 18.0708 116 0.12 100
MN.BNI.HHZ. 2023-07-08T00:32:10.55 0.3 undecidable manual S 46 10.9779 129 -0.38 96
MN.BNI.HHZ. 2023-07-08T00:32:09.05 0.3 undecidable manual P 46 10.9779 129 0.19 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.BNI.HHN. ML:1.0 0.00011549999999999999 0.4 AML other m 2023-07-08T00:32:10.88
MN.BNI.HNN. ML:0.9 0.00011049999999999999 0.38 AML other m 2023-07-08T00:32:10.69
MN.BNI.HHE. ML:1.1 0.000175 0.3 AML other m 2023-07-08T00:32:10.67
MN.BNI.HNE. ML:1.1 0.000176 0.3 AML other m 2023-07-08T00:32:10.67
GU.RRL.HHN. ML:1.3 0.000165 0.44 AML other m 2023-07-08T00:32:13.09
GU.RRL.HHE. ML:1.2 0.00014649999999999998 1.34 AML other m 2023-07-08T00:32:13.21
GU.BHB.HHN. ML:1.2 0.000037199999999999996 0.12 AML other m 2023-07-08T00:32:24.63
GU.BHB.HHE. ML:1.0 0.000025500000000000003 0.54 AML other m 2023-07-08T00:32:25.14
GU.LSD.HHN. ML:1.2 0.000030485 1.74 AML other m 2023-07-08T00:32:27.94
GU.LSD.HHE. ML:1.3 0.000035699999999999994 1.06 AML other m 2023-07-08T00:32:27.59
GU.PZZ.HHE. ML:1.5 0.000054550000000000005 0.98 AML other m 2023-07-08T00:32:27.24
GU.PZZ.HHN. ML:1.5 0.000052249999999999996 0.86 AML other m 2023-07-08T00:32:28.06
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download