Earthquake with magnitude of ML 1.1 on date 20-06-2020 and time 19:22:26 (UTC) in region Confine Italia Francia (FRANCIA)

A magnitude ML 1.1 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 20-06-2020 19:22:26 (UTC)
  • 20-06-2020 21:22:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3670, 6.8370 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
Argentera CN 11 83 83
Pietraporzio CN 16 77 160
Acceglio CN 17 162 322
Sambuco CN 20 92 414

Municipalities with at least 50000 inhabitants

An earthquake occurred to
57 Km W of Cuneo (56081 inhabitants)
97 Km NW of Sanremo (54807 inhabitants)
97 Km SW of Moncalieri (57294 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 1.1 2020-06-20
19:22:26
44.3668 6.8373 11 2020-06-20
19:38:46
Sala Sismica INGV-Roma 80354171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-20 19:22:26 ± 0.21
Latitude 44.3668 ± 0.0099
Longitude 6.8373 ± 0.0164
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 80354171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1510
Semi-minor axis of confidence ellipse (meter) 760
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 231
Circular confidence region, given by single value of horizontal uncertainty (meter) 1510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 183
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 11
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) 0.87594
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 80354171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-20 19:38:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RRL.HHZ. 2020-06-20T19:22:45.03 0.1 undecidable manual S 357 61.5939 50 0.04 94
IV.IMI.HHZ. 2020-06-20T19:22:43.99 3.0 undecidable manual P 0.37 0
GU.RSP.HHZ. 2020-06-20T19:22:42.81 0.6 undecidable manual P 21 93.0402 50 0.99 33
RD.ORIF.BHE. 2020-06-20T19:22:42.10 0.3 undecidable manual P 309 97.2249 50 -0.37 61
GU.STV.HHZ. 2020-06-20T19:22:39.04 0.3 undecidable manual S 109 41.0256 50 -0.48 67
FR.SAOF.HHE.00 2020-06-20T19:22:38.72 0.6 undecidable manual P 126 70.8735 50 0.3 44
GU.BHB.HHZ. 2020-06-20T19:22:37.13 0.3 undecidable manual P 33 61.8936 50 0.1 70
GU.RRL.HHZ. 2020-06-20T19:22:36.81 0.1 undecidable manual P 357 61.5939 50 -0.17 92
GU.ENR.HHZ. 2020-06-20T19:22:35.24 0.1 undecidable manual P 108 48.8178 50 0.23 93
GU.PZZ.HHZ. 2020-06-20T19:22:35.60 0.3 undecidable manual S 55 26.9508 50 -0.16 73
GU.STV.HHZ. 2020-06-20T19:22:33.90 0.1 undecidable manual P 109 41.0256 50 0.08 97
GU.PZZ.HHZ. 2020-06-20T19:22:31.61 0.1 undecidable manual P 55 26.9508 50 -0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHE. ML:1.2 0.0000748 1.78 AML other m 2020-06-20T19:22:35.90
GU.PZZ.HHN. ML:1.2 0.00007280000000000001 1.26 AML other m 2020-06-20T19:22:36.96
GU.STV.HHN. ML:0.8 0.000021400000000000002 0.38 AML other m 2020-06-20T19:22:39.30
GU.STV.HHE. ML:1.0 0.0000279 0.68 AML other m 2020-06-20T19:22:39.54
GU.ENR.HHN. ML:1.4 0.000064 0.22 AML other m 2020-06-20T19:22:41.60
GU.ENR.HHE. ML:1.2 0.000043899999999999996 0.92 AML other m 2020-06-20T19:22:42.94
GU.RSP.HHN. ML:1.1 0.000016899999999999997 0.72 AML other m 2020-06-20T19:22:56.10
GU.RSP.HHE. ML:1.1 0.0000155 0.46 AML other m 2020-06-20T19:23:00.48
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