Earthquake with magnitude of ML 1.5 on date 21-11-2017 and time 21:15:45 (Italy) in region France

A magnitude ML 1.5 earthquake occured in region: France, on

  • 21-11-2017 20:15:45 (UTC)
  • 21-11-2017 21:15:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.4060, 6.3640 at 13 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

No Italian municipalities within 100 km from the epicenter with at least 50000 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 1.5 2017-11-21
20:15:45
45.4055 6.3638 13 2018-09-04
09:09:17
Bollettino Sismico Italiano INGV 55423511
Reviewed
Rev100
ML 1.5 2017-11-21
20:15:44
45.411 6.3293 11 2017-11-21
20:32:58
Sala Sismica INGV-Roma 52038021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-11-21 20:15:45 ± 0.16
Latitude 45.4055 ± 0.0063
Longitude 6.3638 ± 0.0128
Depth (km) 13 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 55423511

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1000
Semi-minor axis of confidence ellipse (meter) 97
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 271
Circular confidence region, given by single value of horizontal uncertainty (meter) 1000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 142
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.15113
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 52038021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-11-21 20:32:58

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 55423511
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-04-11 08:54:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MNTV.HNZ. 2017-11-21T20:16:39.43 3.0 negative manual Pn 5.95 0
CH.GIMEL.HHZ. 2017-11-21T20:16:21.34 0.1 undecidable manual S 357 125.3745 91 0.3 90
GU.CIRO.HHZ. 2017-11-21T20:16:13.17 0.1 undecidable manual S 76 96.126 92 -0.07 88
GU.RSP.HHZ. 2017-11-21T20:16:07.80 0.1 undecidable manual S 112 75.9684 92 -0.06 93
GU.SATI.HHN. 2017-11-21T20:16:06.67 0.3 undecidable manual P 65 127.7721 91 0.44 67
CH.GIMEL.HHZ. 2017-11-21T20:16:06.13 0.1 undecidable manual P 357 125.3745 91 0.27 90
IV.MRGE.HHZ. 2017-11-21T20:16:05.38 0.1 undecidable manual S 53 67.5768 92 -0.23 88
GU.RRL.HHZ. 2017-11-21T20:16:04.62 0.1 undecidable manual S 148 63.2922 92 0.14 100
GU.PZZ.HHZ. 2017-11-21T20:16:04.87 0.1 undecidable manual P 149 115.8951 91 0.47 90
CH.DIX.HHZ. 2017-11-21T20:16:03.45 0.1 undecidable manual P 47 110.2119 91 -0.06 86
GU.TRAV.HHZ. 2017-11-21T20:16:03.63 0.1 undecidable manual P 83 108.3138 91 0.41 93
GU.LSD.HHZ. 2017-11-21T20:16:02.98 0.1 undecidable manual S 84 60.2952 93 -0.7 73
GU.CIRO.HHZ. 2017-11-21T20:16:01.33 0.1 undecidable manual P 76 96.126 92 -0.03 90
GU.BHB.HHZ. 2017-11-21T20:16:01.81 0.1 undecidable manual P 132 94.6386 92 0.68 90
MN.BNI.HHZ. 2017-11-21T20:15:59.67 0.1 undecidable manual S 148 46.2204 94 -0.27 94
GU.RSP.HHZ. 2017-11-21T20:15:58.65 0.1 undecidable manual P 112 75.9684 92 0.4 99
GU.RRL.HHZ. 2017-11-21T20:15:56.26 0.1 undecidable manual P 148 63.2922 92 -0.04 96
IV.MRGE.HHZ. 2017-11-21T20:15:56.40 0.1 undecidable manual P 53 67.5768 92 -0.55 78
RD.ORIF.BHZ. 2017-11-21T20:15:55.80 0.1 undecidable manual P 215 65.9895 92 -0.92 69
GU.LSD.HHZ. 2017-11-21T20:15:55.61 0.1 undecidable manual P 84 60.2952 93 -0.22 91
MN.BNI.HHZ. 2017-11-21T20:15:53.43 0.1 undecidable manual P 148 46.2204 94 -0.25 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RSP.HHN. ML:1.5 0.000045540999999999996 0.4352 AML other m 2017-11-21T20:16:10.68
MN.BNI.HHN. ML:1.2 0.00004696985 0.2816 AML other m 2017-11-21T20:15:59.91
MN.BNI.HNE. ML:1.2 0.000045335585 0.2816 AML other m 2017-11-21T20:15:59.78
MN.BNI.HHE. ML:1.3 0.000057523675 0.2816 AML other m 2017-11-21T20:15:59.91
MN.BNI.HNN. ML:1.1 0.000036784514999999994 0.256 AML other m 2017-11-21T20:15:59.91
GU.LSD.HHN. ML:1.5 0.000061547285 0.1664 AML other m 2017-11-21T20:16:04.24
RD.ORIF.BHE. ML:1.9 0.00013120885 0.2048 AML other m 2017-11-21T20:16:04.34
RD.ORIF.BHN. ML:1.9 0.00015042145000000002 0.2816 AML other m 2017-11-21T20:16:03.86
GU.RRL.HHE. ML:1.6 0.00008510787999999999 0.2304 AML other m 2017-11-21T20:16:06.68
GU.RRL.HHN. ML:1.5 0.000060268909999999996 0.3072 AML other m 2017-11-21T20:16:06.11
GU.RSP.HHE. ML:1.4 0.000038647454999999996 0.2048 AML other m 2017-11-21T20:16:09.04
GU.BHB.HHE. ML:1.3 0.0000195979125 0.2176 AML other m 2017-11-21T20:16:16.24
GU.TRAV.HHN. ML:1.8 0.00005414822499999999 0.2304 AML other m 2017-11-21T20:16:24.89
GU.TRAV.HHE. ML:1.7 0.000038000209999999996 0.3328 AML other m 2017-11-21T20:16:24.51
CH.GIMEL.HHN. ML:1.8 0.00004539198 0.2048 AML other m 2017-11-21T20:16:23.86
CH.GIMEL.HHE. ML:1.9 0.00006073299 0.2176 AML other m 2017-11-21T20:16:23.35
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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