Earthquake with magnitude of ML 0.8 on date 12-09-2020 and time 00:25:08 (Italy) in region Confine Italia Francia (FRANCIA)

A magnitude ML 0.8 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 11-09-2020 22:25:08 (UTC)
  • 12-09-2020 00:25:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.8090, 6.7510 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
Claviere TO 15 214 214
Cesana Torinese TO 16 967 1181
Sauze di Cesana TO 17 244 1425
Sestriere TO 19 929 2354

Municipalities with at least 50000 inhabitants

An earthquake occurred to
77 Km W of Moncalieri (57294 inhabitants)
79 Km NW of Cuneo (56081 inhabitants)
79 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 0.8 2020-09-11
22:25:08
44.8092 6.7508 11 2020-09-11
22:37:31
Sala Sismica INGV-Roma 82828141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-11 22:25:08 ± 0.13
Latitude 44.8092 ± 0.0027
Longitude 6.7508 ± 0.0114
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 82828141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 918
Semi-minor axis of confidence ellipse (meter) 274
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 95
Circular confidence region, given by single value of horizontal uncertainty (meter) 920.0
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 24
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.96138
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 82828141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-11 22:37:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FREG.EHZ. 2020-09-11T22:27:06.87 3.0 undecidable manual Sn 4.13 0
IV.PTRJ.HHZ. 2020-09-11T22:26:49.98 3.0 undecidable manual Pn 1.76 0
IV.MURB.HHZ. 2020-09-11T22:26:31.87 3.0 positive manual Pg 14.17 0
IV.ATFO.HHZ. 2020-09-11T22:26:29.75 3.0 negative manual Pg 12.15 0
IV.MAGA.HHZ. 2020-09-11T22:25:54.39 3.0 undecidable manual Pn -1.83 0
GU.GBOS.HHE. 2020-09-11T22:25:39.08 0.6 undecidable manual S 126 106.7154 90 -0.65 49
IV.EUCT.HNZ. 2020-09-11T22:25:39.96 3.0 undecidable manual Pn -0.33 0
GU.ENR.HHE. 2020-09-11T22:25:33.51 0.6 undecidable manual S 140 83.5497 90 -0.04 59
GU.LSD.HHE. 2020-09-11T22:25:31.92 0.6 undecidable manual S 22 78.1662 90 -0.18 58
GU.STV.HHE. 2020-09-11T22:25:31.43 0.6 undecidable manual S 144 77.367 90 -0.45 55
RD.ORIF.BHZ. 2020-09-11T22:25:29.35 0.6 undecidable manual S 280 69.5748 90 -0.45 53
GU.GBOS.HHE. 2020-09-11T22:25:26.98 0.3 undecidable manual P 126 106.7154 90 0.33 81
GU.RSP.HHZ. 2020-09-11T22:25:25.84 0.6 undecidable manual S 47 55.2003 90 -0.13 61
GU.ENR.HHE. 2020-09-11T22:25:23.57 0.3 undecidable manual P 140 83.5497 90 0.49 82
GU.LSD.HHE. 2020-09-11T22:25:22.74 0.3 undecidable manual P 22 78.1662 90 0.49 83
GU.STV.HHE. 2020-09-11T22:25:22.59 0.3 undecidable manual P 144 77.367 90 0.47 83
GU.PZZ.HHZ. 2020-09-11T22:25:22.36 0.6 undecidable manual S 139 44.2224 90 -0.69 54
GU.BHB.HHZ. 2020-09-11T22:25:21.84 0.6 undecidable manual S 86 40.4262 90 -0.19 63
RD.ORIF.BHZ. 2020-09-11T22:25:21.15 0.3 undecidable manual P 280 69.5748 90 0.22 90
GU.RSP.HHZ. 2020-09-11T22:25:19.11 0.3 undecidable manual P 47 55.2003 90 0.4 88
GU.PZZ.HHZ. 2020-09-11T22:25:16.98 0.3 undecidable manual P 139 44.2224 90 -0.05 95
GU.BHB.HHZ. 2020-09-11T22:25:16.46 0.3 undecidable manual P 86 40.4262 90 0.02 97
GU.RRL.HHZ. 2020-09-11T22:25:14.29 0.6 undecidable manual S 14 12.7761 106 -0.38 62
GU.RRL.HHZ. 2020-09-11T22:25:12.14 0.3 undecidable manual P 14 12.7761 106 -0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.BHB.HHE. ML:0.6 0.000014918111999999998 0.0768 AML other m 2020-09-11T22:25:22.46
GU.BHB.HHN. ML:0.6 0.000014160846499999999 0.1152 AML other m 2020-09-11T22:25:22.53
GU.PZZ.HHE. ML:1.1 0.000036742474999999994 0.1408 AML other m 2020-09-11T22:25:23.39
GU.PZZ.HHN. ML:1.3 0.000055197745 0.2304 AML other m 2020-09-11T22:25:23.62
GU.RSP.HHE. ML:0.6 0.000010886324500000001 0.0896 AML other m 2020-09-11T22:25:27.06
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