Earthquake with magnitude of ML 1.2 on date 09-08-2020 and time 18:54:33 (UTC) in region Confine Italia Francia (FRANCIA)

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

  • 09-08-2020 18:54:33 (UTC)
  • 09-08-2020 20:54:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.7020, 6.8540 at 7 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
Pontechianale CN 17 179 179
Bellino CN 19 109 288

Municipalities with at least 50000 inhabitants

An earthquake occurred to
65 Km NW of Cuneo (56081 inhabitants)
74 Km W of Moncalieri (57294 inhabitants)
77 Km SW 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 2020-08-09
18:54:33
44.7023 6.8538 7 2020-08-09
19:10:09
Sala Sismica INGV-Roma 81823031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-09 18:54:33 ± 0.16
Latitude 44.7023 ± 0.0081
Longitude 6.8538 ± 0.0139
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81823031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1104
Semi-minor axis of confidence ellipse (meter) 633
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 51
Circular confidence region, given by single value of horizontal uncertainty (meter) 1100.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 145
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 12
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) 0.78241
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 81823031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-09 19:10:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.ENR.HHZ. 2020-08-09T18:54:55.10 0.3 undecidable manual S 139 69.2751 50 -0.28 67
GU.STV.HHZ. 2020-08-09T18:54:53.13 1.0 undecidable manual S 143 62.9925 50 -0.58 21
GU.LSD.HHZ. 2020-08-09T18:54:49.01 0.1 undecidable manual P 15 86.8464 50 0.19 88
GU.CANO.HHZ. 2020-08-09T18:54:48.48 3.0 undecidable manual P 0 0
RD.ORIF.BHE. 2020-08-09T18:54:47.45 0.1 undecidable manual P 288 80.2641 50 -0.36 86
GU.ENR.HHZ. 2020-08-09T18:54:46.73 0.3 undecidable manual P 139 69.2751 50 0.62 61
GU.STV.HHZ. 2020-08-09T18:54:45.36 0.3 undecidable manual P 143 62.9925 50 0.22 68
GU.BHB.HHZ. 2020-08-09T18:54:45.45 0.6 undecidable manual S 65 35.4423 100 -0.5 45
GU.PZZ.HHZ. 2020-08-09T18:54:43.84 0.6 undecidable manual S 136 29.9478 102 -0.25 48
GU.RRL.HHZ. 2020-08-09T18:54:42.06 0.6 undecidable manual S 348 24.753 105 -0.25 48
GU.BHB.HHZ. 2020-08-09T18:54:40.85 0.1 positive manual P 65 35.4423 100 0.19 96
GU.PZZ.HHZ. 2020-08-09T18:54:39.64 0.1 positive manual P 136 29.9478 102 0.05 100
GU.RRL.HHZ. 2020-08-09T18:54:38.69 0.1 undecidable manual P 348 24.753 105 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.STV.HHE. ML:0.0 0.000017452175 0.1536 AML other m 2020-08-09T18:54:54.02
GU.STV.HHN. ML:0.0 0.000017637790000000002 0.2176 AML other m 2020-08-09T18:54:54.50
GU.ENR.HHE. ML:0.0 0.00002883509 0.1792 AML other m 2020-08-09T18:54:55.99
GU.ENR.HHN. ML:0.0 0.000030826195 0.1536 AML other m 2020-08-09T18:54:56.00
GU.PZZ.HHE. ML:1.7 0.00023596364999999998 0.128 AML other m 2020-08-09T18:54:44.92
GU.PZZ.HHN. ML:1.6 0.0002231981 0.1408 AML other m 2020-08-09T18:54:44.43
GU.BHB.HHE. ML:1.1 0.00005486745499999999 0.1792 AML other m 2020-08-09T18:54:46.05
GU.BHB.HHN. ML:0.9 0.000033385399999999994 0.1024 AML other m 2020-08-09T18:54:46.05
GU.CANO.HHN. ML:2.1 0.00010151421999999999 0.0768 AML other m 2020-08-09T18:54:58.38
GU.LSD.HHE. ML:1.1 0.000015755850000000003 0.2432 AML other m 2020-08-09T18:55:02.18
GU.LSD.HHN. ML:0.9 0.00000766165 0.1664 AML other m 2020-08-09T18:55:02.59
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