Earthquake with magnitude of ML 1.4 on date 26-04-2020 and time 19:56:18 (Italy) in region Confine Italia Francia (FRANCIA)

A magnitude ML 1.4 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 26-04-2020 17:56:18 (UTC)
  • 26-04-2020 19:56:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.3560, 6.6790 at 6 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
85 Km W of Torino (890529 inhabitants)
88 Km W 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 1.4 2020-04-26
17:56:18
45.3562 6.6788 6 2020-07-18
21:08:41
Bollettino Sismico Italiano INGV 80453881
Reviewed
Rev100
ML 1.5 2020-04-26
17:56:18
45.3552 6.6852 6 2020-04-26
18:04:23
Sala Sismica INGV-Roma 78605301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-26 17:56:18 ± 0.19
Latitude 45.3562 ± 0.0054
Longitude 6.6788 ± 0.0115
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80453881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 783
Semi-minor axis of confidence ellipse (meter) 566
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 115
Circular confidence region, given by single value of horizontal uncertainty (meter) 780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 148
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.30397
Epicentral distance of station farthest from the epicenter (degree) 0.90292
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 80453881
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-23 18:41:21

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 78605301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-26 18:04:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.PZZ.HHZ. 2020-04-26T17:56:49.14 0.3 undecidable manual S 160 100.2219 50 0.38 83
CH.DIX.HHE. 2020-04-26T17:56:48.65 0.6 undecidable manual S 35 98.2239 50 0.44 55
RD.ORIF.BHZ. 2020-04-26T17:56:42.54 0.3 undecidable manual S 232 79.1652 50 -0.59 81
GU.CIRO.HHZ. 2020-04-26T17:56:41.26 0.3 undecidable manual S 68 74.37 50 -0.58 82
GU.BHB.HHZ. 2020-04-26T17:56:41.66 0.3 undecidable manual S 141 73.6707 50 -0.01 94
GU.BLANC.HHE. 2020-04-26T17:56:37.09 0.3 undecidable manual S 20 57.6978 50 -0.3 91
CH.DIX.HHE. 2020-04-26T17:56:36.08 0.3 undecidable manual P 35 98.2239 50 0.47 82
GU.PZZ.HHZ. 2020-04-26T17:56:36.63 0.6 undecidable manual P 160 100.2219 50 0.69 50
IV.MRGE.HHZ. 2020-04-26T17:56:36.20 0.6 undecidable manual S 33 54.6009 50 -0.39 60
GU.RRL.HHZ. 2020-04-26T17:56:34.80 0.3 undecidable manual S 170 49.1175 50 -0.29 93
GU.BHB.HHZ. 2020-04-26T17:56:32.46 0.3 undecidable manual P 141 73.6707 50 0.62 81
RD.ORIF.BHZ. 2020-04-26T17:56:32.94 0.3 undecidable manual P 232 79.1652 50 0.26 89
GU.CIRO.HHZ. 2020-04-26T17:56:32.16 0.6 undecidable manual P 68 74.37 50 0.22 60
GU.LSD.HHZ. 2020-04-26T17:56:31.17 0.3 undecidable manual S 72 37.3293 99 -0.34 94
MN.BNI.HHE. 2020-04-26T17:56:29.75 0.3 undecidable manual S 180 33.744 100 -0.55 90
GU.BLANC.HHE. 2020-04-26T17:56:29.40 0.3 undecidable manual P 20 57.6978 50 0.03 97
GU.RRL.HHZ. 2020-04-26T17:56:28.14 0.3 undecidable manual P 170 49.1175 50 0.1 97
IV.MRGE.HHZ. 2020-04-26T17:56:28.92 0.3 undecidable manual P 33 54.6009 50 0.02 98
GU.LSD.HHZ. 2020-04-26T17:56:26.15 0.3 undecidable manual P 72 37.3293 99 0.17 98
MN.BNI.HHE. 2020-04-26T17:56:25.36 0.3 undecidable manual P 180 33.744 100 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.LSD.HHN. ML:1.5 0.00012417527 0.3968 AML other m 2020-04-26T17:56:36.54
GU.RRL.HHE. ML:1.4 0.00007233981 0.3072 AML other m 2020-04-26T17:56:36.20
GU.RRL.HHN. ML:1.4 0.00007124248999999999 0.384 AML other m 2020-04-26T17:56:37.60
IV.MRGE.HHE. ML:1.4 0.000052836134999999996 0.4352 AML other m 2020-04-26T17:56:38.57
IV.MRGE.HHN. ML:1.1 0.000027796459999999998 0.3968 AML other m 2020-04-26T17:56:38.42
GU.CIRO.HHE. ML:1.1 0.000017564165 0.384 AML other m 2020-04-26T17:56:46.68
GU.CIRO.HHN. ML:1.2 0.000025535935 0.2816 AML other m 2020-04-26T17:56:41.65
GU.BHB.HHN. ML:1.6 0.000057814965 0.384 AML other m 2020-04-26T17:56:44.14
GU.BHB.HHE. ML:1.3 0.000027789890000000002 0.4096 AML other m 2020-04-26T17:56:48.27
RD.ORIF.BHE. ML:1.6 0.000048740025000000006 0.3584 AML other m 2020-04-26T17:56:43.20
RD.ORIF.BHN. ML:1.6 0.000059830225000000004 0.4352 AML other m 2020-04-26T17:56:43.12
GU.PZZ.HHN. ML:1.8 0.00006402223500000001 0.4352 AML other m 2020-04-26T17:56:50.52
GU.PZZ.HHE. ML:1.8 0.00006662658000000001 0.5248 AML other m 2020-04-26T17:56:53.72
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