Earthquake with magnitude of ML 2.1 on date 13-04-2023 and time 01:20:57 (UTC) 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

  • 13-04-2023 01:20:57 (UTC)
  • 13-04-2023 03:20:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6750, 6.3170 at 9 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 2.1 2023-04-13
01:20:57
43.675 6.3172 9 2024-03-01
17:18:11
Bollettino Sismico Italiano INGV 118335261
Reviewed
Rev100
ML 2.1 2023-04-13
01:20:57
43.6198 6.292 10 2023-04-13
01:35:02
Sala Sismica INGV-Roma 116325751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-13 01:20:57 ± 0.45
Latitude 43.6750 ± 0.0135
Longitude 6.3172 ± 0.0149
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 118335261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1449
Semi-minor axis of confidence ellipse (meter) 1198
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 22
Circular confidence region, given by single value of horizontal uncertainty (meter) 1450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 263
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.90202
Epicentral distance of station farthest from the epicenter (degree) 1.62058
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 17
Type of magnitude ML
Reference to an origin 118335261
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-21 01:47:52

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 116325751
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-13 01:35:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CANO.HHZ. 2023-04-13T01:21:43.92 0.6 undecidable manual S 68 164.3133 50 -0.4 41
MN.BNI.HHE. 2023-04-13T01:21:41.56 0.3 undecidable manual S 10 155.4222 50 -0.38 64
GU.BHB.HHZ. 2023-04-13T01:21:40.10 0.6 undecidable manual S 30 149.0397 50 -0.14 46
GU.RORO.HHZ. 2023-04-13T01:21:40.02 0.6 undecidable manual S 70 148.0407 50 0.05 47
RD.ORIF.BHE. 2023-04-13T01:21:39.44 0.6 undecidable manual S 346 142.2465 50 1.02 35
GU.IMI.HHZ. 2023-04-13T01:21:34.87 0.3 undecidable manual S 78 128.871 50 0.02 74
GU.MGRO.HHZ. 2023-04-13T01:21:33.59 0.6 undecidable manual S 71 126.0738 50 -0.51 45
GU.ENR.HHZ. 2023-04-13T01:21:29.12 0.6 undecidable manual S 55 107.3148 50 0.03 51
GU.BURY.HHE. 2023-04-13T01:21:28.08 0.3 undecidable manual S 83 100.122 50 0.91 60
FR.SAOF.HHZ.00 2023-04-13T01:21:28.93 0.6 undecidable manual S 70 104.7174 50 0.52 46
GU.RSP.HHE. 2023-04-13T01:21:26.93 0.3 undecidable manual P 24 179.8866 38 0.05 61
GU.CANO.HHZ. 2023-04-13T01:21:25.01 0.3 undecidable manual P 68 164.3133 50 0.45 60
MN.BNI.HHE. 2023-04-13T01:21:23.67 0.3 undecidable manual P 10 155.4222 50 0.49 62
GU.RORO.HHZ. 2023-04-13T01:21:22.24 0.3 undecidable manual P 70 148.0407 50 0.19 68
RD.ORIF.BHE. 2023-04-13T01:21:21.68 0.3 undecidable manual P 346 142.2465 50 0.53 64
GU.BHB.HHZ. 2023-04-13T01:21:21.74 0.1 undecidable manual P 30 149.0397 50 -0.47 86
GU.IMI.HHZ. 2023-04-13T01:21:19.81 0.3 undecidable manual P 78 128.871 50 0.71 61
GU.MGRO.HHZ. 2023-04-13T01:21:18.78 0.3 undecidable manual P 71 126.0738 50 0.12 73
GU.ENR.HHZ. 2023-04-13T01:21:15.45 0.3 undecidable manual P 55 107.3148 50 -0.32 73
GU.PZZ.HHZ. 2023-04-13T01:21:15.32 0.6 undecidable manual P 34 111.999 50 -1.18 34
FR.SAOF.HHZ.00 2023-04-13T01:21:15.18 0.1 undecidable manual P 70 104.7174 50 -0.19 100
GU.BURY.HHE. 2023-04-13T01:21:14.04 0.6 undecidable manual P 83 100.122 50 -0.62 45
GU.STV.HHZ. 2023-04-13T01:21:13.96 0.3 undecidable manual P 52 102.4197 50 -1.06 56
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.ENR.HHN. ML:2.0 0.00008387371 1.62 AML other m 2023-04-13T01:21:31.90
GU.ENR.HHE. ML:1.8 0.00005583788 0.26 AML other m 2023-04-13T01:21:32.23
FR.SAOF.HHE.00 ML:1.6 0.000035713282 0.28 AML other m 2023-04-13T01:21:33.26
FR.SAOF.HHN.00 ML:1.8 0.000058777959999999996 0.4 AML other m 2023-04-13T01:21:36.41
GU.MGRO.HHN. ML:2.0 0.000062628375 0.36 AML other m 2023-04-13T01:21:36.40
GU.IMI.HHN. ML:2.3 0.00012234875 0.42 AML other m 2023-04-13T01:21:36.69
GU.MGRO.HHE. ML:2.0 0.000074997605 0.46 AML other m 2023-04-13T01:21:38.35
GU.MGRO.HNN. ML:2.0 0.000076571495 0.4 AML other m 2023-04-13T01:21:40.22
GU.IMI.HHE. ML:2.4 0.00015135515 0.54 AML other m 2023-04-13T01:21:40.12
GU.RORO.HHN. ML:1.9 0.000046834824999999996 0.38 AML other m 2023-04-13T01:21:42.51
GU.BHB.HNE. ML:2.1 0.00006624602 0.5896 AML other m 2023-04-13T01:21:42.93
GU.BHB.HNN. ML:2.0 0.00005048195999999999 0.4696 AML other m 2023-04-13T01:21:44.33
GU.BHB.HHN. ML:1.9 0.000044659945 0.5 AML other m 2023-04-13T01:21:44.10
GU.BHB.HHE. ML:2.0 0.000057019824999999994 1.1 AML other m 2023-04-13T01:21:44.92
GU.RORO.HHE. ML:2.1 0.00006659999999999999 0.46 AML other m 2023-04-13T01:21:44.81
GU.CANO.HHN. ML:2.6 0.0001645 0.44 AML other m 2023-04-13T01:21:48.76
GU.CANO.HHE. ML:2.5 0.00012707352 0.38 AML other m 2023-04-13T01:21:50.76
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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