Earthquake with magnitude of ML 4.3 on date 21-04-2023 and time 18:13:18 (UTC) in region Malta [Sea]

A magnitude ML 4.3 earthquake occured in region: Malta [Sea], on

  • 21-04-2023 18:13:18 (UTC)
  • 21-04-2023 20:13:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 34.7560, 15.0110 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.

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 4.3 2023-04-21
18:13:18
34.7562 15.0108 12 2023-04-21
18:34:30
Sala Sismica INGV-Roma 116580081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-21 18:13:18 ± 0.4
Latitude 34.7562 ± 0.0198
Longitude 15.0108 ± 0.0799
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 116580081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 7290
Semi-minor axis of confidence ellipse (meter) 2114
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 95
Circular confidence region, given by single value of horizontal uncertainty (meter) 7290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 330
Number of associated phases, regardless of their use for origin computation 57
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 1.15113
Epicentral distance of station farthest from the epicenter (degree) 8.31423
Number of stations at which the event was observed 51
Number of stations from which data was used for origin computation 14
Magnitude information

ML:4.3

Field Value
Value 4.3
Uncertainty 0.3
Num. used stations 116
Type of magnitude ML
Reference to an origin 116580081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-21 18:34:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MF5.EHZ. 2023-04-21T18:15:13.29 3.0 undecidable manual P 922.8762 -6.19 0
IV.LRP.EHZ. 2023-04-21T18:15:03.75 3.0 undecidable manual P 774.4359 2.75 0
TV.SU26.HHZ. 2023-04-21T18:15:00.39 3.0 positive manual P 754.1784 1.91 0
IV.VVLD.HHZ. 2023-04-21T18:15:00.05 3.0 undecidable manual P 798.3009 -3.92 0
IV.AMUR.HHZ. 2023-04-21T18:14:51.70 3.0 positive manual P 696.5805 0.4 0
IV.NOCI.HHZ. 2023-04-21T18:14:48.59 3.0 negative manual P 693.084 -2.29 0
IV.MGR.HHZ. 2023-04-21T18:14:40.52 3.0 negative manual P 598.9449 1.36 0
IV.SIRI.HHZ. 2023-04-21T18:14:40.70 3.0 negative manual P 606.6372 0.58 0
IV.BULG.HHZ. 2023-04-21T18:14:38.41 3.0 negative manual P 591.2637 0.19 0
IV.PIPA.HHZ. 2023-04-21T18:14:33.01 3.0 positive manual P 548.4399 0.13 0
IV.GRIS.EHZ. 2023-04-21T18:14:33.43 3.0 positive manual P 557.9193 -0.63 0
IV.CET2.HHZ. 2023-04-21T18:14:30.14 3.0 positive manual P 536.0634 -1.19 0
IV.CELI.HHZ. 2023-04-21T18:14:30.68 3.0 negative manual P 532.2672 -0.19 0
IV.SSY.HHZ. 2023-04-21T18:14:27.48 0.6 undecidable manual S 1 266.4333 54 0.61 26
IV.CAR1.HHZ. 2023-04-21T18:14:26.77 3.0 undecidable manual P 510.1005 -1.34 0
IV.SERS.HHZ. 2023-04-21T18:14:25.12 3.0 undecidable manual P 497.6241 -1.43 0
IV.SELL.HHZ. 2023-04-21T18:14:25.15 3.0 positive manual P 490.4424 -0.51 0
IV.HMDC.HHZ. 2023-04-21T18:14:22.31 0.6 undecidable manual S 355 245.2656 54 0.03 37
IV.CROCE.HHZ. 2023-04-21T18:14:19.60 1.0 undecidable manual S 350 234.2877 54 -0.33 19
IV.GRI.EHZ. 2023-04-21T18:14:19.82 3.0 positive manual P 468.1758 -3.07 0
IV.HPAC.HHZ. 2023-04-21T18:14:15.85 0.3 undecidable manual S 1 216.6165 54 -0.26 64
IV.IVPL.HHZ. 2023-04-21T18:14:15.90 3.0 negative manual P 401.598 1.29 0
IV.MBFT.HHZ. 2023-04-21T18:14:14.16 3.0 negative manual P 398.8008 -0.09 0
IV.SOLUN.HHZ. 2023-04-21T18:14:13.45 3.0 negative manual P 392.8068 -0.06 0
IV.MFNL.HHZ. 2023-04-21T18:14:12.94 3.0 positive manual P 384.9258 0.4 0
IV.MSRU.HHZ. 2023-04-21T18:14:12.55 3.0 undecidable manual P 391.608 -0.82 0
IV.CORL.HHZ. 2023-04-21T18:14:12.35 3.0 negative manual P 380.0307 0.43 0
IV.GIB.HHZ. 2023-04-21T18:14:11.56 3.0 negative manual P 369.3525 0.97 0
IV.PLLN.EHZ. 2023-04-21T18:14:11.54 3.0 positive manual P 367.2546 1.2 0
IV.CIMI.HHZ. 2023-04-21T18:14:11.49 3.0 negative manual P 369.7521 0.85 0
IV.SOI.EHZ. 2023-04-21T18:14:10.70 3.0 positive manual P 379.6311 -1.16 0
IV.MMGO.HHZ. 2023-04-21T18:14:10.48 3.0 positive manual P 370.1517 -0.22 0
IV.MUCR.HHZ. 2023-04-21T18:14:09.95 3.0 negative manual P 364.857 -0.08 0
IV.MCT.HHZ. 2023-04-21T18:14:09.11 3.0 undecidable manual P 341.5026 1.99 0
IV.ALJA.HHZ. 2023-04-21T18:14:09.56 3.0 negative manual P 350.4825 1.31 0
IV.CSLB.HHZ. 2023-04-21T18:14:09.51 3.0 undecidable manual P 363.0588 -0.3 0
IV.AIO.HHZ. 2023-04-21T18:14:08.52 3.0 positive manual P 357.1758 -0.56 0
IV.EPZF.HHZ. 2023-04-21T18:14:08.14 3.0 negative manual P 340.6035 1.13 0
IV.EMSG.HHZ. 2023-04-21T18:14:07.83 3.0 negative manual P 340.0041 0.89 0
IV.RESU.HHZ. 2023-04-21T18:14:07.46 3.0 negative manual P 331.8123 1.54 0
IV.SCIAC.HHZ. 2023-04-21T18:14:07.97 0.3 undecidable manual P 331 350.6823 54 -0.31 29
IV.GALF.HHZ. 2023-04-21T18:14:06.36 3.0 positive manual P 330.1251 0.64 0
IV.CMDO.HHZ. 2023-04-21T18:14:06.12 0.6 undecidable manual P 341 318.6366 54 1.83 9
IV.ESML.HHZ. 2023-04-21T18:14:04.56 0.6 undecidable manual P 358 317.7375 54 0.4 19
IV.CPTP.HHZ. 2023-04-21T18:14:03.36 0.6 undecidable manual P 346 303.7626 54 0.93 16
IV.CLTA.HHZ. 2023-04-21T18:13:59.06 1.0 undecidable manual P 341 282.606 54 -0.73 11
IV.HLNI.HHZ. 2023-04-21T18:13:59.51 0.6 undecidable manual P 358 287.8896 54 -0.94 19
IV.RAFF.HHZ. 2023-04-21T18:13:58.85 1.0 undecidable manual P 348 279.7089 54 -0.59 12
IV.HVZN.HHZ. 2023-04-21T18:13:58.59 0.6 undecidable manual P 354 270.0297 54 0.37 28
IV.SSY.HHZ. 2023-04-21T18:13:57.24 0.6 undecidable manual P 1 266.4333 54 -0.55 27
ML.MSDA.BHE. 2023-04-21T18:13:56.76 0.6 undecidable manual S 340 135.6642 90 0.01 66
IV.HMDC.HHZ. 2023-04-21T18:13:55.58 0.3 undecidable manual P 355 245.2656 54 0.43 50
MN.WDD.HHZ. 2023-04-21T18:13:54.73 0.6 undecidable manual S 340 127.7721 90 0.09 67
IV.CROCE.HHZ. 2023-04-21T18:13:53.40 1.0 undecidable manual P 350 234.2877 54 -0.39 19
IV.HPAC.HHZ. 2023-04-21T18:13:51.47 0.6 undecidable manual P 1 216.6165 54 -0.12 44
ML.MSDA.BHE. 2023-04-21T18:13:40.21 0.6 undecidable manual P 340 135.6642 90 -0.19 63
MN.WDD.HHZ. 2023-04-21T18:13:39.26 0.3 undecidable manual P 340 127.7721 90 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HPAC.HHE. ML:5.0 0.02265 0.82 AML other m 2023-04-21T18:14:18.51
IV.HPAC.HHN. ML:4.9 0.02205 0.26 AML other m 2023-04-21T18:14:23.65
IV.HMDC.HHN. ML:4.7 0.00913 0.4 AML other m 2023-04-21T18:14:27.20
IV.HMDC.HNN. ML:5.0 0.01795 0.42 AML other m 2023-04-21T18:14:27.20
IV.CROCE.HNN. ML:4.3 0.004385 0.44 AML other m 2023-04-21T18:14:28.71
IV.CROCE.HHN. ML:4.2 0.003575 0.44 AML other m 2023-04-21T18:14:28.71
IV.CROCE.HNE. ML:4.6 0.00833 0.7 AML other m 2023-04-21T18:14:28.40
IV.CROCE.HHE. ML:4.5 0.006875 0.72 AML other m 2023-04-21T18:14:28.40
IV.HMDC.HHE. ML:4.6 0.00883 1.6 AML other m 2023-04-21T18:14:31.95
IV.HMDC.HNE. ML:5.0 0.0185 1.58 AML other m 2023-04-21T18:14:31.95
IV.SSY.HHE. ML:4.7 0.008465 0.6 AML other m 2023-04-21T18:14:34.87
IV.SELL.HNE. ML:4.4 0.0007335 0.56 AML other m 2023-04-21T18:14:34.94
IV.SELL.HHE. ML:3.9 0.000242 0.56 AML other m 2023-04-21T18:14:34.94
IV.HLNI.HHN. ML:4.5 0.00462 0.64 AML other m 2023-04-21T18:14:39.49
IV.HLNI.HNN. ML:4.5 0.004655 0.64 AML other m 2023-04-21T18:14:39.50
IV.SSY.HNE. ML:5.0 0.016399999999999998 0.32 AML other m 2023-04-21T18:14:39.66
IV.SSY.HHN. ML:5.0 0.016399999999999998 0.32 AML other m 2023-04-21T18:14:39.79
IV.HVZN.HHE. ML:5.2 0.02205 0.86 AML other m 2023-04-21T18:14:41.51
IV.HVZN.HHN. ML:5.0 0.01625 1.04 AML other m 2023-04-21T18:14:41.01
IV.HLNI.HNE. ML:4.6 0.006085 0.46 AML other m 2023-04-21T18:14:41.98
IV.HLNI.HHE. ML:4.6 0.006 0.46 AML other m 2023-04-21T18:14:41.98
IV.SSY.HNN. ML:4.9 0.0123 0.42 AML other m 2023-04-21T18:14:45.70
IV.RAFF.HNE. ML:4.4 0.0034750000000000002 0.5 AML other m 2023-04-21T18:14:47.29
IV.RAFF.HHN. ML:4.7 0.007890000000000001 0.6 AML other m 2023-04-21T18:14:47.31
IV.RAFF.HNN. ML:4.3 0.0027750000000000006 1 AML other m 2023-04-21T18:14:50.77
IV.RAFF.HHE. ML:4.5 0.00541 0.68 AML other m 2023-04-21T18:14:53.49
IV.GALF.HNN. ML:4.6 0.004125 0.54 AML other m 2023-04-21T18:14:55.68
IV.GALF.HHN. ML:4.9 0.007634999999999999 0.82 AML other m 2023-04-21T18:14:55.69
IV.SCIAC.HNN. ML:4.0 0.0008209999999999999 0.34 AML other m 2023-04-21T18:14:56.61
IV.SCIAC.HHN. ML:4.0 0.0008269999999999999 0.32 AML other m 2023-04-21T18:14:56.61
IV.SCIAC.HNE. ML:3.9 0.0006855 1.24 AML other m 2023-04-21T18:14:57.69
IV.SCIAC.HHE. ML:3.9 0.0006799999999999999 1.24 AML other m 2023-04-21T18:14:57.69
IV.ESML.HHE. ML:4.3 0.002205 0.82 AML other m 2023-04-21T18:14:58.21
IV.ESML.HNE. ML:4.4 0.002455 0.82 AML other m 2023-04-21T18:14:58.22
IV.AIO.HHE. ML:4.2 0.001345 0.72 AML other m 2023-04-21T18:14:58.61
IV.CLTA.HHN. ML:3.9 0.00123 0.54 AML other m 2023-04-21T18:14:59.29
IV.CLTA.HHE. ML:4.0 0.001595 0.96 AML other m 2023-04-21T18:15:01.87
IV.CPTP.HHE. ML:4.5 0.0039900000000000005 0.68 AML other m 2023-04-21T18:15:02.09
IV.GALF.HNE. ML:4.6 0.003915 0.42 AML other m 2023-04-21T18:15:02.34
IV.MMGO.HHE. ML:3.5 0.000225 0.98 AML other m 2023-04-21T18:15:02.92
IV.MMGO.HNE. ML:3.5 0.00022499999999999997 1 AML other m 2023-04-21T18:15:02.93
IV.CPTP.HHN. ML:4.7 0.0061600000000000005 0.6 AML other m 2023-04-21T18:15:03.23
IV.GALF.HHE. ML:4.8 0.006495 0.6 AML other m 2023-04-21T18:15:03.36
IV.EPZF.HHN. ML:4.7 0.004665 0.42 AML other m 2023-04-21T18:15:04.21
IV.EPZF.HNN. ML:4.7 0.00474 0.42 AML other m 2023-04-21T18:15:04.21
IV.ESML.HHN. ML:4.3 0.002115 1.48 AML other m 2023-04-21T18:15:04.77
IV.ESML.HNN. ML:4.3 0.00218 1.38 AML other m 2023-04-21T18:15:04.80
IV.AIO.HHN. ML:4.1 0.0010710000000000001 1.02 AML other m 2023-04-21T18:15:05.19
IV.SOI.EHN. ML:3.9 0.0005945 0.52 AML other m 2023-04-21T18:15:05.38
IV.SOI.EHE. ML:4.0 0.000664 0.56 AML other m 2023-04-21T18:15:05.46
IV.EPZF.HNE. ML:4.5 0.003025 0.88 AML other m 2023-04-21T18:15:05.51
IV.EPZF.HHE. ML:4.5 0.00296 0.9 AML other m 2023-04-21T18:15:05.53
IV.MFNL.HHN. ML:3.8 0.00041000000000000005 0.54 AML other m 2023-04-21T18:15:07.83
IV.MSRU.HHE. ML:4.5 0.00214 1.34 AML other m 2023-04-21T18:15:08.93
IV.MBFT.HHE. ML:3.6 0.00024349999999999998 1.62 AML other m 2023-04-21T18:15:08.95
IV.MSRU.HNE. ML:4.5 0.00219 1.36 AML other m 2023-04-21T18:15:09.94
IV.MFNL.HHE. ML:3.8 0.0004165 0.82 AML other m 2023-04-21T18:15:09.01
IV.MUCR.HHE. ML:3.9 0.0006145 0.44 AML other m 2023-04-21T18:15:09.42
IV.RESU.HHE. ML:4.5 0.003005 0.42 AML other m 2023-04-21T18:15:10.60
IV.RESU.HNE. ML:4.2 0.001495 0.4 AML other m 2023-04-21T18:15:11.60
IV.CMDO.HNE. ML:4.1 0.001375 0.9 AML other m 2023-04-21T18:15:12.03
IV.CMDO.HHE. ML:4.1 0.001365 0.88 AML other m 2023-04-21T18:15:12.04
IV.IVPL.HNE. ML:4.6 0.002115 1.04 AML other m 2023-04-21T18:15:13.37
IV.IVPL.HHE. ML:4.6 0.002235 1.04 AML other m 2023-04-21T18:15:13.39
IV.RESU.HHN. ML:4.4 0.00246 0.88 AML other m 2023-04-21T18:15:14.12
IV.MUCR.HHN. ML:3.8 0.0005380000000000001 1.26 AML other m 2023-04-21T18:15:14.78
IV.EMSG.HHE. ML:4.5 0.0027199999999999998 0.66 AML other m 2023-04-21T18:15:14.35
IV.RESU.HNN. ML:4.1 0.0012309999999999999 0.9 AML other m 2023-04-21T18:15:14.12
IV.CSLB.HNE. ML:4.2 0.001365 0.7 AML other m 2023-04-21T18:15:16.57
IV.CSLB.HHE. ML:4.2 0.00135 0.7 AML other m 2023-04-21T18:15:16.58
IV.MSRU.HHN. ML:4.3 0.0011819999999999999 0.62 AML other m 2023-04-21T18:15:17.02
IV.MSRU.HNN. ML:4.2 0.001103 0.72 AML other m 2023-04-21T18:15:17.02
IV.GIB.HHN. ML:4.7 0.0034649999999999998 0.64 AML other m 2023-04-21T18:15:17.22
IV.GIB.HHE. ML:4.5 0.00249 0.66 AML other m 2023-04-21T18:15:18.19
IV.CMDO.HNN. ML:4.2 0.0016899999999999999 0.66 AML other m 2023-04-21T18:15:19.32
IV.CMDO.HHN. ML:4.2 0.00171 0.66 AML other m 2023-04-21T18:15:19.32
IV.CSLB.HNN. ML:4.2 0.0011225 0.98 AML other m 2023-04-21T18:15:20.62
IV.CSLB.HHN. ML:4.2 0.001103 0.98 AML other m 2023-04-21T18:15:20.63
IV.ALJA.HHE. ML:4.1 0.001139 1.26 AML other m 2023-04-21T18:15:20.25
IV.IVPL.HNN. ML:4.6 0.00259 0.42 AML other m 2023-04-21T18:15:20.40
IV.IVPL.HHN. ML:4.7 0.0026799999999999997 0.42 AML other m 2023-04-21T18:15:20.42
IV.PLLN.EHN. ML:4.7 0.0039 0.8 AML other m 2023-04-21T18:15:21.68
IV.PLLN.EHE. ML:4.7 0.00381 1.04 AML other m 2023-04-21T18:15:21.42
IV.CIMI.HNN. ML:4.7 0.00385 0.9 AML other m 2023-04-21T18:15:22.51
IV.CIMI.HHN. ML:4.7 0.0035999999999999995 0.9 AML other m 2023-04-21T18:15:22.53
IV.GRI.EHN. ML:4.1 0.00046 0.48 AML other m 2023-04-21T18:15:22.95
IV.ALJA.HHN. ML:4.2 0.0012965 0.94 AML other m 2023-04-21T18:15:22.28
IV.GRI.EHE. ML:4.1 0.0005045 1.46 AML other m 2023-04-21T18:15:23.80
IV.SOLUN.HHE. ML:4.6 0.00239 1.1 AML other m 2023-04-21T18:15:23.29
IV.EMSG.HHN. ML:4.6 0.0034649999999999998 1.18 AML other m 2023-04-21T18:15:25.70
IV.MCT.HHE. ML:3.8 0.000626 0.6 AML other m 2023-04-21T18:15:25.27
IV.MCT.HHN. ML:4.0 0.001008 1.12 AML other m 2023-04-21T18:15:26.76
IV.SOLUN.HHN. ML:4.4 0.00157 0.74 AML other m 2023-04-21T18:15:26.40
IV.MMGO.HHN. ML:3.5 0.000237 0.76 AML other m 2023-04-21T18:15:26.26
IV.MMGO.HNN. ML:3.5 0.00023249999999999999 0.78 AML other m 2023-04-21T18:15:26.26
IV.SELL.HHN. ML:3.8 0.0001855 0.54 AML other m 2023-04-21T18:15:27.21
IV.SELL.HNN. ML:4.3 0.0005989999999999999 0.56 AML other m 2023-04-21T18:15:27.21
IV.SERS.HHN. ML:3.9 0.0002315 0.46 AML other m 2023-04-21T18:15:28.83
IV.SERS.HHE. ML:3.9 0.00023899999999999998 0.42 AML other m 2023-04-21T18:15:28.41
IV.CAR1.HHN. ML:4.3 0.0005449999999999999 0.52 AML other m 2023-04-21T18:15:30.86
IV.CAR1.HNN. ML:4.3 0.000516 0.52 AML other m 2023-04-21T18:15:30.87
IV.CIMI.HNE. ML:4.6 0.00266 0.74 AML other m 2023-04-21T18:15:30.31
IV.CIMI.HHE. ML:4.5 0.002455 0.74 AML other m 2023-04-21T18:15:32.37
IV.CAR1.HHE. ML:4.3 0.0005965 0.48 AML other m 2023-04-21T18:15:34.39
IV.CORL.HNE. ML:4.2 0.0010375 0.7 AML other m 2023-04-21T18:15:35.70
IV.CORL.HHE. ML:4.2 0.0010565 0.7 AML other m 2023-04-21T18:15:35.70
IV.CORL.HHN. ML:4.2 0.0011455 0.7 AML other m 2023-04-21T18:15:35.35
IV.CORL.HNN. ML:4.2 0.001168 0.7 AML other m 2023-04-21T18:15:35.35
IV.MBFT.HHN. ML:3.6 0.000261 1.08 AML other m 2023-04-21T18:15:35.81
IV.CELI.HHE. ML:3.8 0.00014250000000000002 0.46 AML other m 2023-04-21T18:15:36.33
IV.PIPA.HHE. ML:4.0 0.00023099999999999998 0.38 AML other m 2023-04-21T18:15:37.43
IV.CAR1.HNE. ML:4.3 0.0005865 0.5 AML other m 2023-04-21T18:15:37.47
IV.PIPA.HHN. ML:4.0 0.000223 0.68 AML other m 2023-04-21T18:15:38.08
IV.CELI.HHN. ML:4.0 0.000237 0.62 AML other m 2023-04-21T18:15:40.09
IV.CET2.HHN. ML:4.4 0.0005635 0.62 AML other m 2023-04-21T18:15:43.18
IV.CET2.HHE. ML:4.3 0.000481 0.7 AML other m 2023-04-21T18:15:46.76
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