Earthquake with magnitude of ML 1.7 on date 01-10-2020 and time 13:43:01 (Italy) in region Confine Italia Francia (FRANCIA)

A magnitude ML 1.7 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 01-10-2020 11:43:01 (UTC)
  • 01-10-2020 13:43:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1770, 6.9700 at 12 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Pietraporzio CN 19 77 77
Sambuco CN 20 92 169

Municipalities with at least 50000 inhabitants

An earthquake occurred to
52 Km W of Cuneo (56081 inhabitants)
76 Km NW of Sanremo (54807 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
Bulletin
Rev1000
ML 1.7 2020-10-01
11:43:01
44.1773 6.9697 12 2021-02-26
14:55:58
Bollettino Sismico Italiano INGV 83758111
Reviewed
Rev100
ML 1.7 2020-10-01
11:43:01
44.1985 7.0003 14 2020-10-01
12:11:31
Sala Sismica INGV-Roma 83415331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-01 11:43:01 ± 0.11
Latitude 44.1773 ± 0.0063
Longitude 6.9697 ± 0.0063
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83758111

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 644
Semi-minor axis of confidence ellipse (meter) 188
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 183
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 181
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.26440
Epicentral distance of station farthest from the epicenter (degree) 1.28693
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 83758111
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-10-13 15:55:46

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 83415331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-01 12:11:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.LSD.HHZ. 2020-10-01T11:43:42.25 0.3 undecidable manual S 5 142.8459 90 0.41 58
GU.PCP.HHZ. 2020-10-01T11:43:39.27 0.3 undecidable manual S 72 131.2686 90 0.5 57
RD.ORIF.BHZ. 2020-10-01T11:43:34.98 0.6 undecidable manual S 314 119.0919 90 -0.52 37
GU.RSP.HHZ. 2020-10-01T11:43:33.63 0.6 undecidable manual S 12 110.2119 90 0.5 40
IV.QLNO.HHZ. 2020-10-01T11:43:33.57 0.6 undecidable manual S 81 110.6004 90 0.34 41
GU.CANO.HHZ. 2020-10-01T11:43:30.74 0.3 undecidable manual S 88 100.8213 91 0.09 66
GU.RORO.HHZ. 2020-10-01T11:43:27.63 0.3 undecidable manual S 94 87.5457 91 0.53 61
GU.RRL.HHZ. 2020-10-01T11:43:25.90 0.6 undecidable manual S 350 83.6496 91 -0.16 45
GU.LSD.HHZ. 2020-10-01T11:43:25.25 0.1 undecidable manual P 5 142.8459 90 0.56 74
IV.IMI.HHZ. 2020-10-01T11:43:24.48 0.3 undecidable manual S 112 79.365 91 -0.43 65
GU.PCP.HHZ. 2020-10-01T11:43:23.70 0.3 undecidable manual P 72 131.2686 90 0.78 51
GU.BHB.HHZ. 2020-10-01T11:43:23.29 0.3 undecidable manual S 18 76.5678 91 -0.87 54
GU.MGRO.HHZ. 2020-10-01T11:43:22.19 0.3 undecidable manual S 102 68.4759 91 0.2 69
GU.GBOS.HHZ. 2020-10-01T11:43:21.92 0.3 undecidable manual S 84 69.5748 91 -0.37 67
RD.ORIF.BHZ. 2020-10-01T11:43:21.27 0.1 undecidable manual P 314 119.0919 90 0.24 85
IV.QLNO.HHZ. 2020-10-01T11:43:20.27 0.1 undecidable manual P 81 110.6004 90 0.55 79
GU.BURY.HHE. 2020-10-01T11:43:20.37 0.3 undecidable manual S 133 64.1913 91 -0.47 66
GU.RSP.HHZ. 2020-10-01T11:43:20.37 0.1 undecidable manual P 12 110.2119 90 0.71 75
GU.CANO.HHZ. 2020-10-01T11:43:18.76 0.1 undecidable manual P 88 100.8213 91 0.54 81
MN.BNI.HHN. 2020-10-01T11:43:18.15 0.6 undecidable manual P 347 99.7224 91 0.1 45
FR.SAOF.HHZ.00 2020-10-01T11:43:16.79 0.3 undecidable manual S 114 51.1155 91 -0.57 66
GU.RORO.HHZ. 2020-10-01T11:43:16.40 0.1 undecidable manual P 94 87.5457 91 0.22 89
GU.RRL.HHZ. 2020-10-01T11:43:15.50 0.1 undecidable manual P 350 83.6496 91 -0.08 91
GU.BHB.HHZ. 2020-10-01T11:43:14.42 0.1 undecidable manual P 18 76.5678 91 -0.06 93
IV.IMI.HHZ. 2020-10-01T11:43:14.97 0.1 undecidable manual P 112 79.365 91 0.06 94
GU.MGRO.HHZ. 2020-10-01T11:43:13.24 0.1 undecidable manual P 102 68.4759 91 0.01 96
GU.PZZ.HHZ. 2020-10-01T11:43:13.23 0.3 undecidable manual S 18 38.3283 92 -0.73 62
GU.GBOS.HHZ. 2020-10-01T11:43:13.43 0.1 undecidable manual P 84 69.5748 91 0.03 96
GU.ENR.HHZ. 2020-10-01T11:43:12.92 0.3 undecidable manual S 81 36.2415 92 -0.48 70
GU.BURY.HHE. 2020-10-01T11:43:12.97 0.6 undecidable manual P 133 64.1913 91 0.4 45
FR.SAOF.HHZ.00 2020-10-01T11:43:10.36 0.1 undecidable manual P 114 51.1155 91 -0.2 95
GU.STV.HHZ. 2020-10-01T11:43:10.80 0.3 undecidable manual S 75 29.3484 93 -0.75 64
GU.ENR.HHZ. 2020-10-01T11:43:08.16 0.1 undecidable manual P 81 36.2415 92 -0.11 100
GU.PZZ.HHZ. 2020-10-01T11:43:08.36 0.1 undecidable manual P 18 38.3283 92 -0.23 96
GU.STV.HHZ. 2020-10-01T11:43:07.00 0.1 undecidable manual P 75 29.3484 93 -0.2 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.ENR.HHE. ML:2.0 0.00034199999999999996 0.16 AML other m 2020-10-01T11:43:08.24
GU.ENR.HHN. ML:1.9 0.0002915 0.2 AML other m 2020-10-01T11:43:13.20
GU.PZZ.HHE. ML:2.2 0.0006295 0.82 AML other m 2020-10-01T11:43:13.45
GU.GBOS.HHE. ML:1.6 0.00005935 1.42 AML other m 2020-10-01T11:43:13.71
GU.PZZ.HHN. ML:2.0 0.00038500000000000003 1.82 AML other m 2020-10-01T11:43:14.04
FR.SAOF.HHN.00 ML:1.7 0.00013550000000000001 0.82 AML other m 2020-10-01T11:43:17.41
FR.SAOF.HHE.00 ML:1.6 0.00010819999999999999 0.26 AML other m 2020-10-01T11:43:17.84
GU.GBOS.HHN. ML:1.5 0.0000547 0.16 AML other m 2020-10-01T11:43:23.06
GU.BHB.HHE. ML:1.7 0.00006835 0.36 AML other m 2020-10-01T11:43:23.64
GU.BHB.HHN. ML:1.6 0.00006165000000000001 0.7 AML other m 2020-10-01T11:43:23.64
GU.MGRO.HHN. ML:1.5 0.00005465000000000001 0.18 AML other m 2020-10-01T11:43:24.75
IV.IMI.HHE. ML:1.6 0.00005905 0.98 AML other m 2020-10-01T11:43:25.44
IV.IMI.HHN. ML:1.8 0.00009609999999999999 1.1 AML other m 2020-10-01T11:43:31.59
GU.MGRO.HHE. ML:1.4 0.000040400000000000006 1.5 AML other m 2020-10-01T11:43:31.87
GU.RSP.HHN. ML:1.6 0.00003455 0.8 AML other m 2020-10-01T11:43:35.54
GU.PCP.HHN. ML:1.7 0.00003165 0.94 AML other m 2020-10-01T11:43:39.93
RD.ORIF.BHN. ML:1.4 0.00001865 1.56 AML other m 2020-10-01T11:43:40.98
RD.ORIF.BHE. ML:1.5 0.0000269 0.8 AML other m 2020-10-01T11:43:40.62
GU.RSP.HHE. ML:1.8 0.0000506 0.3 AML other m 2020-10-01T11:43:42.21
GU.LSD.HHE. ML:1.7 0.000029599999999999998 1.36 AML other m 2020-10-01T11:43:44.15
GU.PCP.HHE. ML:1.7 0.000031049999999999996 0.46 AML other m 2020-10-01T11:43:45.14
GU.LSD.HHN. ML:1.6 0.0000211 1.3 AML other m 2020-10-01T11:43:45.15
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