Earthquake with magnitude of ML 2.0 on date 23-07-2020 and time 06:38:03 (UTC) in region Confine Italia Francia (FRANCIA)

A magnitude ML 2.0 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 23-07-2020 06:38:03 (UTC)
  • 23-07-2020 08:38:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4810, 6.7110 at 7 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
68 Km W of Cuneo (56081 inhabitants)
96 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
Bulletin
Rev1000
ML 2.0 2020-07-23
06:38:03
44.481 6.711 7 2020-11-19
12:36:54
Bollettino Sismico Italiano INGV 81298711
Reviewed
Rev100
ML 2.0 2020-07-23
06:38:03
44.4785 6.7052 7 2020-07-23
06:47:36
Sala Sismica INGV-Roma 81267151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-23 06:38:03 ± 0.27
Latitude 44.4810 ± 0.0090
Longitude 6.7110 ± 0.0139
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 81298711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1087
Semi-minor axis of confidence ellipse (meter) 776
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 210
Circular confidence region, given by single value of horizontal uncertainty (meter) 1090.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 168
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 2.54598
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 21
Type of magnitude ML
Reference to an origin 81298711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-07 15:48:51

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 81267151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-23 06:47:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.MPRI.HHZ. 2020-07-23T06:39:35.18 3.0 undecidable manual Pg 18.65 0
IV.MNTP.HNZ. 2020-07-23T06:39:32.88 3.0 positive manual Pg 12.21 0
IV.SENA.HHZ. 2020-07-23T06:39:17.78 3.0 undecidable manual Pn 5.37 0
IV.FIR.HHZ. 2020-07-23T06:39:05.19 3.0 undecidable manual Pg 8.23 0
IV.MTRZ.HHZ. 2020-07-23T06:39:01.35 3.0 negative manual Pn 3.84 0
IV.ZONE.HHZ. 2020-07-23T06:38:51.65 3.0 negative manual Pn 3.02 0
RD.PGF.BHZ. 2020-07-23T06:38:45.19 0.3 undecidable manual P 139 282.606 38 -0.53 22
RD.ORIF.BHZ. 2020-07-23T06:38:28.15 0.6 undecidable manual S 307 81.5517 50 -0.27 44
GU.CIRO.HHZ. 2020-07-23T06:38:27.79 0.6 undecidable manual P 28 141.3474 50 0.77 33
GU.RORO.HHZ. 2020-07-23T06:38:23.16 0.1 undecidable manual P 110 115.0959 50 0.19 84
GU.LSD.HHZ. 2020-07-23T06:38:23.24 0.1 undecidable manual P 17 113.4975 50 0.51 78
GU.BHB.HHZ. 2020-07-23T06:38:22.13 0.6 undecidable manual S 48 58.6968 50 -0.19 47
GU.RRL.HHZ. 2020-07-23T06:38:19.26 0.3 undecidable manual S 7 49.2174 50 -0.53 66
GU.GBOS.HHZ. 2020-07-23T06:38:19.81 0.1 undecidable manual P 106 93.3399 50 0.18 87
FR.SAOF.HHZ.00 2020-07-23T06:38:18.61 0.1 positive manual P 129 86.5467 50 0.03 91
GU.RSP.HNN. 2020-07-23T06:38:18.92 0.1 undecidable manual P 30 85.9473 50 0.45 84
RD.ORIF.BHZ. 2020-07-23T06:38:17.56 0.1 positive manual P 307 81.5517 50 -0.24 88
GU.BHB.HHZ. 2020-07-23T06:38:14.38 0.1 undecidable manual P 48 58.6968 50 0.1 95
GU.PZZ.HHZ. 2020-07-23T06:38:14.20 0.3 undecidable manual S 85 32.1456 102 -0.51 69
GU.ENR.HHZ. 2020-07-23T06:38:14.63 0.1 undecidable manual P 116 62.8926 50 -0.3 90
GU.RRL.HHZ. 2020-07-23T06:38:12.76 0.1 negative manual P 7 49.2174 50 -0.06 98
GU.PZZ.HHZ. 2020-07-23T06:38:09.96 0.1 positive manual P 85 32.1456 102 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RRL.HHE. ML:1.9 0.00020000685000000001 0.2592 AML other m 2020-07-23T06:38:19.85
GU.RRL.HHN. ML:1.9 0.00020983559999999997 1.7216 AML other m 2020-07-23T06:38:21.02
GU.BHB.HHE. ML:1.9 0.00017374285 0.1216 AML other m 2020-07-23T06:38:23.13
GU.BHB.HHN. ML:2.1 0.00025630209999999995 0.1376 AML other m 2020-07-23T06:38:23.94
GU.ENR.HHN. ML:2.4 0.0005222976999999999 0.0608 AML other m 2020-07-23T06:38:23.82
GU.ENR.HHE. ML:2.3 0.00039085819999999996 0.0576 AML other m 2020-07-23T06:38:24.67
RD.ORIF.BHN. ML:1.7 0.00007087667 0.5184 AML other m 2020-07-23T06:38:29.15
RD.ORIF.BHE. ML:1.9 0.00010075591 0.2816 AML other m 2020-07-23T06:38:36.13
FR.SAOF.HHE.00 ML:2.0 0.00011393765 0.1792 AML other m 2020-07-23T06:38:32.39
FR.SAOF.HHN.00 ML:1.9 0.00010099267499999998 0.2176 AML other m 2020-07-23T06:38:33.66
GU.RSP.HNE. ML:2.0 0.000112501345 0.1408 AML other m 2020-07-23T06:38:32.14
GU.RSP.HHE. ML:2.0 0.00012282057999999998 0.2592 AML other m 2020-07-23T06:38:34.47
GU.RSP.HNN. ML:2.0 0.0001339834 0.1984 AML other m 2020-07-23T06:38:31.73
GU.RSP.HHN. ML:2.1 0.00015105390000000001 0.16 AML other m 2020-07-23T06:38:33.51
GU.GBOS.HHN. ML:2.0 0.00011606728999999999 0.1408 AML other m 2020-07-23T06:38:31.87
GU.GBOS.HHE. ML:2.1 0.0001351407 0.16 AML other m 2020-07-23T06:38:31.59
GU.RORO.HHN. ML:2.2 0.0001291349 0.2016 AML other m 2020-07-23T06:38:39.23
GU.RORO.HHE. ML:2.5 0.00023286655 0.6208 AML other m 2020-07-23T06:38:35.47
GU.LSD.HHN. ML:2.1 0.00009275994500000002 0.4608 AML other m 2020-07-23T06:38:41.38
GU.LSD.HHE. ML:0.0 0.000000651276 0.2176 AML other m 2020-07-23T06:38:37.97
GU.CIRO.HHE. ML:1.8 0.00004188595000000001 0.2592 AML other m 2020-07-23T06:38:47.52
GU.CIRO.HHN. ML:1.7 0.000027970404999999996 0.2592 AML other m 2020-07-23T06:38:46.27
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
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