Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 3.4 on date 09-11-2024 and time 01:23:31 (Italy) in region Libya [Sea]

A magnitude ML 3.4 earthquake occured in region: Libya [Sea], on

  • 09-11-2024 00:23:31 (UTC)
  • 09-11-2024 01:23:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 34.8420, 13.3420 at 12 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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.

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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
Reviewed
Rev100 		ML 3.4 2024-11-09
00:23:31		 34.8415 13.342 12 2024-11-09
00:36:37		 Sala Sismica INGV-Roma 132521801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-11-09 00:23:31 ± 0.32
Latitude 34.8415 ± 0.0117
Longitude 13.3420 ± 0.0066
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 132521801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1139
Semi-minor axis of confidence ellipse (meter) 749
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 350
Circular confidence region, given by single value of horizontal uncertainty (meter) 1140.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 295
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 3.83741
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 16
Magnitude information

ML:3.4

Field Value
Value 3.4
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 132521801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-11-09 00:36:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SNTG.HHZ. 2024-11-09T00:25:37.73 3.0 undecidable manual Pn 6.29 0
IV.ARVD.HHZ. 2024-11-09T00:25:32.64 3.0 undecidable manual Pn -2.13 0
IV.SSFR.HHZ. 2024-11-09T00:25:32.04 3.0 undecidable manual Pn -1.79 0
IV.MOCO.HHZ. 2024-11-09T00:25:20.38 3.0 undecidable manual Pg 10.7 0
MN.CUC.HHZ. 2024-11-09T00:25:04.73 3.0 undecidable manual Pg 10.8 0
IV.HLNI.HHZ. 2024-11-09T00:24:48.93 0.6 undecidable manual S 26 310.0563 54 -0.37 19
IV.SSY.HHZ. 2024-11-09T00:24:47.69 0.6 undecidable manual S 31 300.2772 54 0.5 19
IV.SCIAC.HHZ. 2024-11-09T00:24:46.45 0.6 undecidable manual S 356 297.48 54 -0.14 21
IV.HVZN.HHZ. 2024-11-09T00:24:44.36 0.6 undecidable manual S 25 287.0904 54 0.03 25
IV.HAVL.HHZ. 2024-11-09T00:24:43.62 0.6 undecidable manual S 34 284.3043 54 -0.11 25
IV.HPAC.HHZ. 2024-11-09T00:24:37.63 0.6 undecidable manual S 36 257.2536 54 -0.28 31
IV.MSRU.HHZ. 2024-11-09T00:24:31.03 0.6 negative manual P 26 425.9514 54 0.37 17
IV.IVPL.HHZ. 2024-11-09T00:24:29.89 0.3 undecidable manual P 20 418.3701 54 0.17 27
IV.MUCR.HHZ. 2024-11-09T00:24:25.61 0.6 negative manual P 21 380.5302 54 0.6 17
IV.GALF.HHZ. 2024-11-09T00:24:20.36 0.6 undecidable manual P 19 336.6075 54 0.82 16
IV.CAVT.HHZ. 2024-11-09T00:24:17.35 0.6 undecidable manual P 351 319.0362 54 -0.01 21
MN.VAE.HHZ. 2024-11-09T00:24:16.36 0.6 undecidable manual P 17 305.2611 54 0.72 17
IV.HLNI.HHZ. 2024-11-09T00:24:15.81 0.6 undecidable manual P 26 310.0563 54 -0.43 19
IV.SSY.HHZ. 2024-11-09T00:24:15.53 0.6 undecidable manual P 31 300.2772 54 0.5 19
IV.MMGO.HHZ. 2024-11-09T00:24:15.98 0.6 undecidable manual P 354 314.5518 54 -0.82 17
MN.WDD.HHZ. 2024-11-09T00:24:14.71 0.6 undecidable manual S 44 153.735 90 0.12 62
IV.SCIAC.HHZ. 2024-11-09T00:24:14.17 0.6 undecidable manual P 356 297.48 54 -0.51 20
IV.CPTP.HHZ. 2024-11-09T00:24:14.98 0.3 negative manual P 14 293.9835 54 0.74 28
IV.HVZN.HHZ. 2024-11-09T00:24:12.78 0.6 positive manual P 25 287.0904 54 -0.6 21
IV.HAVL.HHZ. 2024-11-09T00:24:12.58 0.6 undecidable manual P 34 284.3043 54 -0.45 23
IV.HPAC.HHZ. 2024-11-09T00:24:09.58 0.6 undecidable manual P 36 257.2536 54 -0.09 33
IV.LINA.HHZ. 2024-11-09T00:24:06.17 0.6 undecidable manual S 339 122.1888 90 0.01 68
MN.WDD.HHZ. 2024-11-09T00:23:55.89 0.3 negative manual P 44 153.735 90 -0.31 88
IV.LINA.HHZ. 2024-11-09T00:23:51.41 0.3 positive manual P 339 122.1888 90 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LINA.HHN. ML:3.4 0.0020383080000000004 0.64 AML other m 2024-11-09T00:24:10.72
IV.LINA.HHE. ML:3.3 0.0014484729999999998 0.56 AML other m 2024-11-09T00:24:14.64
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download