Earthquake with magnitude of ML 3.5 on date 25-05-2022 and time 23:28:02 (UTC) in region Libya [Sea]

A magnitude ML 3.5 earthquake occured in region: Libya [Sea], on

  • 25-05-2022 23:28:02 (UTC)
  • 26-05-2022 01:28:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 34.6670, 13.0390 at 10 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.

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 3.5 2022-05-25
23:28:02
34.6673 13.0388 10 2022-05-25
23:36:30
Sala Sismica INGV-Roma 105153411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-25 23:28:02 ± 0.5
Latitude 34.6673 ± 0.0297
Longitude 13.0388 ± 0.0251
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 105153411

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3540
Semi-minor axis of confidence ellipse (meter) 1920
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 26
Circular confidence region, given by single value of horizontal uncertainty (meter) 3540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 294
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 5.63965
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 13
Magnitude information

ML:3.5

Field Value
Value 3.5
Uncertainty 0.4
Num. used stations 26
Type of magnitude ML
Reference to an origin 105153411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-25 23:36:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.SACR.HNZ. 2022-05-25T23:30:03.10 3.0 undecidable manual Pg 19.91 0
IV.SCHR.EHZ. 2022-05-25T23:29:32.00 3.0 positive manual Pn -0.55 0
IV.HLNI.HHZ. 2022-05-25T23:29:27.94 0.6 undecidable manual S 28 3.0622 38 0.47 14
MN.VSL.HHZ. 2022-05-25T23:29:26.45 0.3 undecidable manual P 330 5.6396 38 -0.68 14
IV.HVZN.HHZ. 2022-05-25T23:29:22.58 0.6 undecidable manual S 28 2.8526 38 0.12 16
IV.RAFF.HHZ. 2022-05-25T23:29:20.31 0.6 undecidable manual S 22 2.7690 38 -0.14 16
IV.MSRU.HHZ. 2022-05-25T23:29:06.70 0.3 undecidable manual P 28 4.1063 38 0.75 17
IV.SOLUN.HHZ. 2022-05-25T23:28:56.69 0.3 undecidable manual P 6 3.4453 38 -0.14 22
IV.CSLB.HHZ. 2022-05-25T23:28:56.68 0.3 undecidable manual P 14 3.3698 38 0.9 18
IV.MBFT.HHZ. 2022-05-25T23:28:54.45 0.3 undecidable manual P 359 3.2771 38 -0.05 23
IV.HLNI.HHZ. 2022-05-25T23:28:51.32 0.1 undecidable manual P 28 3.0622 38 -0.21 31
IV.MMGO.HHZ. 2022-05-25T23:28:49.40 0.1 undecidable manual P 359 2.9929 38 -1.18 22
IV.HVZN.HHZ. 2022-05-25T23:28:48.30 0.3 undecidable manual P 28 2.8526 38 -0.34 23
IV.HAVL.HHZ. 2022-05-25T23:28:48.26 0.3 undecidable manual P 36 2.8455 38 -0.28 23
IV.RAFF.HHZ. 2022-05-25T23:28:47.41 0.3 undecidable manual P 22 2.7690 38 -0.08 24
IV.CLTA.HHZ. 2022-05-25T23:28:45.58 0.3 undecidable manual P 16 2.5990 38 0.45 26
IV.LPDG.HHZ. 2022-05-25T23:28:32.08 0.6 undecidable manual S 339 0.9137 50 -0.13 54
IV.LINA.HHZ. 2022-05-25T23:28:24.37 0.3 undecidable manual P 353 1.2123 50 -0.36 72
IV.LPDG.HHZ. 2022-05-25T23:28:20.10 0.1 undecidable manual P 339 0.9137 50 0.48 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LPDG.HHE. ML:3.9 0.008275000000000001 0.6 AML other m 2022-05-25T23:28:39.82
IV.LPDG.HHN. ML:3.9 0.008715 0.42 AML other m 2022-05-25T23:28:40.75
IV.LINA.HHN. ML:4.1 0.00725 1.34 AML other m 2022-05-25T23:28:55.67
IV.LINA.HHE. ML:3.8 0.003625 0.56 AML other m 2022-05-25T23:29:00.47
IV.MMGO.HNN. ML:2.9 0.0000734 0.64 AML other m 2022-05-25T23:29:21.88
IV.HVZN.HNE. ML:4.1 0.0015225 1.34 AML other m 2022-05-25T23:29:30.04
IV.MMGO.HHN. ML:2.9 0.00006840000000000001 1.58 AML other m 2022-05-25T23:29:30.12
IV.HLNI.HHN. ML:3.7 0.00042400000000000006 0.94 AML other m 2022-05-25T23:29:30.24
IV.RAFF.HHN. ML:3.6 0.000502 0.64 AML other m 2022-05-25T23:29:30.18
IV.RAFF.HHE. ML:3.7 0.0006135 0.58 AML other m 2022-05-25T23:29:30.22
IV.MMGO.HHE. ML:2.8 0.000056999999999999996 0.82 AML other m 2022-05-25T23:29:36.11
IV.CLTA.HHN. ML:3.1 0.00017649999999999998 0.68 AML other m 2022-05-25T23:29:39.49
IV.HVZN.HHE. ML:3.8 0.0006535 1.32 AML other m 2022-05-25T23:29:39.28
IV.MBFT.HHE. ML:3.0 0.0000735 0.58 AML other m 2022-05-25T23:29:40.32
IV.CSLB.HHN. ML:3.4 0.000185 0.86 AML other m 2022-05-25T23:29:41.47
IV.MBFT.HHN. ML:2.9 0.00005385 1.24 AML other m 2022-05-25T23:29:43.88
IV.CSLB.HHE. ML:3.2 0.00011650000000000001 1.38 AML other m 2022-05-25T23:29:46.97
IV.HVZN.HHN. ML:3.8 0.0006405 0.64 AML other m 2022-05-25T23:29:47.58
IV.MMGO.HNE. ML:2.9 0.0000697 0.82 AML other m 2022-05-25T23:29:48.31
IV.HLNI.HHE. ML:3.5 0.00028399999999999996 0.6 AML other m 2022-05-25T23:29:50.32
IV.CLTA.HHE. ML:3.0 0.00014245000000000002 0.76 AML other m 2022-05-25T23:29:50.96
IV.HAVL.HHE. ML:3.1 0.0001295 0.76 AML other m 2022-05-25T23:29:53.40
IV.HAVL.HHN. ML:3.1 0.00014600000000000003 0.52 AML other m 2022-05-25T23:29:57.91
IV.HVZN.HNN. ML:3.8 0.000642 1.4 AML other m 2022-05-25T23:29:58.09
IV.MSRU.HHE. ML:3.7 0.0001955 0.88 AML other m 2022-05-25T23:30:02.52
IV.MSRU.HHN. ML:3.7 0.0001985 0.74 AML other m 2022-05-25T23:30:10.11
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