Earthquake with magnitude of ML 2.1 on date 18-02-2018 and time 22:19:09 (Italy) in region Near south coast of France [Land: France]

A magnitude ML 2.1 earthquake occured in region: Near south coast of France [Land: France], on

  • 18-02-2018 21:19:09 (UTC)
  • 18-02-2018 22:19:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5870, 6.6670 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

An earthquake occurred to
94 Km W 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 2.1 2018-02-18
21:19:09
43.5872 6.6667 13 2019-04-24
14:49:45
Bollettino Sismico Italiano INGV 63458011
Reviewed
Rev100
ML 2.1 2018-02-18
21:19:08
43.6148 6.7222 2 2018-02-18
21:25:23
Sala Sismica INGV-Roma 54010861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-02-18 21:19:09 ± 0.25
Latitude 43.5872 ± 0.0099
Longitude 6.6667 ± 0.0149
Depth (km) 13 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 63458011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1270
Semi-minor axis of confidence ellipse (meter) 606
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 218
Circular confidence region, given by single value of horizontal uncertainty (meter) 1270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 287
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.61788
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 54010861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-02-18 21:25:23

ML:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 63458011
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-11-28 20:03:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PP3.EHZ. 2018-02-18T21:20:37.27 3.0 negative manual Pg 6.3 0
IV.T1214.EHZ. 2018-02-18T21:20:35.13 3.0 positive manual Pg 6.25 0
IV.T1299.EHZ. 2018-02-18T21:20:34.63 3.0 undecidable manual Pg 4.53 0
GU.GRAM.HHZ. 2018-02-18T21:20:28.20 3.0 undecidable manual Sn 1.87 0
GU.RSP.HNN. 2018-02-18T21:19:58.88 0.6 undecidable manual S 15 179.5869 54 -0.23 35
IV.EUCT.HNZ. 2018-02-18T21:19:57.00 3.0 negative manual Pg 5.09 0
MN.BNI.HHN. 2018-02-18T21:19:55.15 1.0 undecidable manual S 0 162.5151 91 0.02 20
GU.BHB.HHN. 2018-02-18T21:19:50.61 0.6 undecidable manual S 19 146.3424 91 -0.21 40
GU.RORO.HHZ. 2018-02-18T21:19:45.40 0.6 undecidable manual S 62 126.1737 91 -0.04 44
GU.GBOS.HHZ. 2018-02-18T21:19:43.50 0.3 undecidable manual S 52 118.5924 91 0.1 68
GU.PZZ.HHZ. 2018-02-18T21:19:40.80 0.3 undecidable manual S 19 108.114 91 0.18 71
RD.PGF.BHZ. 2018-02-18T21:19:40.36 3.0 undecidable manual Pn -9.99 0
IV.IMI.HHZ. 2018-02-18T21:19:39.90 0.3 undecidable manual S 70 104.6175 91 0.22 70
GU.RSP.HNN. 2018-02-18T21:19:37.83 0.6 undecidable manual P 15 179.5869 54 -0.23 36
RD.ORIF.BHZ. 2018-02-18T21:19:36.33 3.0 undecidable manual P 0.2 0
MN.BNI.HHN. 2018-02-18T21:19:36.05 0.1 undecidable manual P 0 162.5151 91 0.29 75
GU.STV.HHZ. 2018-02-18T21:19:35.70 0.3 undecidable manual S 36 90.0432 92 -0.09 69
GU.RRL.HHZ. 2018-02-18T21:19:34.51 3.0 negative manual P -3.14 0
FR.SAOF.HHZ.00 2018-02-18T21:19:34.61 3.0 undecidable manual S 0.23 0
GU.BURY.HHZ. 2018-02-18T21:19:32.40 0.6 undecidable manual S 73 74.6697 92 0.72 43
GU.BHB.HHN. 2018-02-18T21:19:32.65 0.1 undecidable manual P 19 146.3424 91 -0.62 76
GU.GBOS.HHZ. 2018-02-18T21:19:29.15 0.1 undecidable manual P 52 118.5924 91 0.16 89
GU.RORO.HHZ. 2018-02-18T21:19:29.31 0.6 undecidable manual P 62 126.1737 91 -0.85 37
GU.PZZ.HHZ. 2018-02-18T21:19:27.65 0.1 undecidable manual P 19 108.114 91 0.27 89
IV.IMI.HHZ. 2018-02-18T21:19:26.63 0.3 undecidable manual P 70 104.6175 91 -0.2 70
GU.STV.HHZ. 2018-02-18T21:19:24.69 0.1 undecidable manual P 36 90.0432 92 0.1 96
FR.SAOF.HHZ.00 2018-02-18T21:19:23.47 3.0 undecidable manual P -0.16 0
GU.BURY.HHZ. 2018-02-18T21:19:22.19 0.1 undecidable manual P 73 74.6697 92 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.BURY.HHN. ML:2.4 0.00035002460000000004 0.1664 AML other m 2018-02-18T21:19:33.50
GU.BURY.HHE. ML:2.1 0.00020306745 0.1152 AML other m 2018-02-18T21:19:33.68
FR.SAOF.HHE.00 ML:2.0 0.000119432385 0.1152 AML other m 2018-02-18T21:19:36.14
FR.SAOF.HHN.00 ML:1.9 0.00010917196500000001 0.32 AML other m 2018-02-18T21:19:36.17
GU.STV.HHE. ML:2.1 0.00013311255 0.2816 AML other m 2018-02-18T21:19:38.27
GU.STV.HHN. ML:2.2 0.00018238145 0.3072 AML other m 2018-02-18T21:19:37.40
IV.IMI.HHE. ML:2.0 0.00009015607500000001 0.1024 AML other m 2018-02-18T21:19:42.17
IV.IMI.HHN. ML:2.2 0.00014655755 0.1664 AML other m 2018-02-18T21:19:41.62
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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