Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 4.5 on date 18-01-2023 and time 14:13:04 (UTC) in region Malta [Sea]

A magnitude ML 4.5 earthquake occured in region: Malta [Sea], on

  • 18-01-2023 14:13:04 (UTC)
  • 18-01-2023 15:13:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 34.9080, 14.3350 at 18 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.

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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
Bulletin
Rev1000 		ML 4.5 2023-01-18
14:13:04		 34.9085 14.3353 18 2023-01-23
17:28:14		 Bollettino Sismico Italiano INGV 113703721
Reviewed
Rev100 		ML 4.7 2023-01-18
14:12:57		 34.305 14.1108 39 2023-01-18
14:35:24		 Sala Sismica INGV-Roma 113660371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-18 14:13:04 ± 0.3
Latitude 34.9085 ± 0.0117
Longitude 14.3353 ± 0.0132
Depth (km) 18 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113703721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1420
Semi-minor axis of confidence ellipse (meter) 606
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 322
Circular confidence region, given by single value of horizontal uncertainty (meter) 1420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 269
Number of associated phases, regardless of their use for origin computation 59
Number of defining phases 59
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 1.12685
Epicentral distance of station farthest from the epicenter (degree) 5.53623
Number of stations at which the event was observed 49
Number of stations from which data was used for origin computation 49
Magnitudes information

ML:4.5

Field Value
Value 4.5
Uncertainty 0.3
Num. used stations 91
Type of magnitude ML
Reference to an origin 113703721
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-01-23 11:43:21

ML:4.7

Field Value
Value 4.7
Uncertainty 0.3
Num. used stations 70
Type of magnitude ML
Reference to an origin 113660371
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-18 14:35:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MCEL.HHZ. 2023-01-18T14:14:28.23 1.0 undecidable manual P 12 5.5362 54 1.25 0
IV.CMPR.HHZ. 2023-01-18T14:14:26.72 0.6 undecidable manual P 8 5.4607 54 0.79 0
IV.SALB.HHZ. 2023-01-18T14:14:23.04 0.6 undecidable manual P 17 5.2161 54 0.49 0
IV.CELI.HHZ. 2023-01-18T14:14:17.76 1.0 undecidable manual P 20 4.8141 54 0.77 0
IV.SPS2.HHZ. 2023-01-18T14:14:15.82 1.0 undecidable manual P 19 4.6621 54 0.92 0
IV.HAGA.HHZ. 2023-01-18T14:14:15.23 0.6 undecidable manual S 15 2.4659 54 1.34 6
IV.SELL.HHZ. 2023-01-18T14:14:13.38 1.0 undecidable manual P 24 4.4651 54 1.2 0
IV.HVZN.HHZ. 2023-01-18T14:14:11.29 0.6 undecidable manual S 8 2.2888 54 1.62 15
IV.SSY.HHZ. 2023-01-18T14:14:10.21 0.6 undecidable manual S 15 2.3256 54 -0.34 23
IV.HAVL.HHZ. 2023-01-18T14:14:06.06 1.0 undecidable manual S 17 2.1467 54 -0.2 22
IV.PLAC.HHZ. 2023-01-18T14:14:05.48 0.3 undecidable manual P 25 3.9201 54 0.83 0
IV.HVIT.HHZ. 2023-01-18T14:14:04.50 0.6 undecidable manual S 4 2.0882 54 -0.37 48
IV.HMDC.HHZ. 2023-01-18T14:14:04.50 1.0 undecidable manual S 10 2.0810 54 -0.19 25
IV.CROCE.HHZ. 2023-01-18T14:14:01.40 1.0 undecidable manual S 5 1.9299 54 0.33 30
IV.SICLA.EHZ. 2023-01-18T14:14:00.29 1.0 undecidable manual P 18 3.5244 54 1.11 0
IV.MSRU.HHZ. 2023-01-18T14:13:59.76 0.3 undecidable manual P 15 3.4831 54 1.15 0
IV.IVPL.HHZ. 2023-01-18T14:13:59.18 1.0 undecidable manual P 8 3.5038 54 0.28 0
IV.SOI.EHZ. 2023-01-18T14:13:58.83 0.6 undecidable manual P 23 3.4516 54 0.65 0
IV.MPNC.HHZ. 2023-01-18T14:13:57.48 1.0 undecidable manual P 14 3.3374 54 0.87 0
IV.SOLUN.HHZ. 2023-01-18T14:13:55.08 0.3 undecidable manual P 349 3.2466 54 -0.26 0
IV.LIBRI.HHZ. 2023-01-18T14:13:55.67 1.0 undecidable manual P 8 3.2088 54 0.84 0
IV.MSFR.HHZ. 2023-01-18T14:13:54.72 1.0 undecidable manual P 4 3.1305 54 0.98 0
IV.GIB.HHZ. 2023-01-18T14:13:54.04 0.6 undecidable manual P 355 3.0901 54 0.86 0
IV.PLLN.EHZ. 2023-01-18T14:13:54.48 1.0 undecidable manual P 357 3.0856 54 1.35 0
IV.AIO.HHZ. 2023-01-18T14:13:54.70 0.6 undecidable manual P 13 3.1449 54 0.76 0
IV.ECTS.HHZ. 2023-01-18T14:13:54.03 1.0 undecidable manual P 12 3.0379 54 1.56 0
IV.CORL.HHZ. 2023-01-18T14:13:53.35 1.0 undecidable manual P 345 3.0973 54 0.07 0
IV.CSLB.HHZ. 2023-01-18T14:13:53.18 0.3 undecidable manual P 356 3.0352 54 0.75 0
IV.CRJA.HNZ. 2023-01-18T14:13:52.23 0.3 undecidable manual P 340 3.0838 54 -0.87 0
IV.EPZF.HHZ. 2023-01-18T14:13:52.86 0.6 undecidable manual P 8 2.9435 54 1.69 0
IV.CIMI.HHZ. 2023-01-18T14:13:52.89 0.3 undecidable manual P 349 3.0334 54 0.48 0
IV.LPDG.HHE. 2023-01-18T14:13:51.57 0.6 undecidable manual S 294 1.5199 54 0.3 63
IV.LINA.HHE. 2023-01-18T14:13:51.40 0.6 undecidable manual S 309 1.5378 54 -0.3 63
IV.MMGO.HHN. 2023-01-18T14:13:50.21 1.0 undecidable manual P 339 2.9615 54 -1.2 0
IV.ALJA.HHZ. 2023-01-18T14:13:50.92 0.6 undecidable manual P 351 2.8769 54 0.68 0
IV.GALF.HHZ. 2023-01-18T14:13:50.58 1.0 undecidable manual P 4 2.8068 54 1.31 0
IV.ESML.HHZ. 2023-01-18T14:13:48.96 1.0 undecidable manual P 9 2.7429 54 0.57 0
IV.CMDO.HHZ. 2023-01-18T14:13:47.32 0.6 undecidable manual P 351 2.5873 54 1.08 2
IV.SCIAC.HHN. 2023-01-18T14:13:46.75 0.6 undecidable manual P 339 2.7897 54 -2.29 0
IV.CPTP.HHZ. 2023-01-18T14:13:46.35 0.6 undecidable manual P 357 2.5010 54 1.3 5
IV.HCRL.HHN. 2023-01-18T14:13:44.40 0.3 undecidable manual P 13 2.4390 54 0.2 19
IV.AGST.EHZ. 2023-01-18T14:13:44.55 0.3 undecidable manual P 17 2.4542 54 0.14 17
IV.HAGA.HHZ. 2023-01-18T14:13:44.60 0.3 undecidable manual P 15 2.4659 54 0.04 16
IV.HLNI.HHZ. 2023-01-18T14:13:44.40 0.3 undecidable manual P 10 2.4767 54 -0.32 14
IV.SSY.HHZ. 2023-01-18T14:13:43.48 0.3 undecidable manual P 15 2.3256 54 0.85 29
IV.HVZN.HHZ. 2023-01-18T14:13:42.56 0.3 undecidable manual P 8 2.2888 54 0.44 40
IV.HSRS.HNN. 2023-01-18T14:13:42.91 0.3 undecidable manual P 18 2.2978 54 0.67 35
IV.RAFF.HHZ. 2023-01-18T14:13:42.41 0.3 undecidable manual P 1 2.3131 54 -0.04 39
1J.FX01.HHN. 2023-01-18T14:13:42.74 0.3 undecidable manual P 20 2.2852 54 0.67 37
IV.CLTA.HHZ. 2023-01-18T14:13:41.43 0.3 undecidable manual P 352 2.2681 54 -0.41 43
IV.HAVL.HHZ. 2023-01-18T14:13:40.53 0.3 undecidable manual P 17 2.1467 54 0.38 63
ML.XLND.BHE. 2023-01-18T14:13:40.60 0.6 undecidable manual S 355 1.1269 93 0.21 65
IV.HMDC.HHZ. 2023-01-18T14:13:39.32 0.3 undecidable manual P 10 2.0810 54 0.07 77
IV.ACATE.HNE. 2023-01-18T14:13:38.70 0.3 undecidable manual P 4 2.1188 54 -1.07 51
IV.HVIT.HHZ. 2023-01-18T14:13:38.68 0.3 undecidable manual P 4 2.0882 54 -0.67 65
IV.CROCE.HHZ. 2023-01-18T14:13:36.47 0.3 undecidable manual P 5 1.9299 54 -0.69 80
IV.LPDG.HHE. 2023-01-18T14:13:33.15 1.0 undecidable manual P 294 1.5199 54 1.65 17
IV.LINA.HHE. 2023-01-18T14:13:31.57 1.0 undecidable manual P 309 1.5378 54 -0.17 32
ML.XLND.BHE. 2023-01-18T14:13:25.20 0.3 undecidable manual P 355 1.1269 93 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CROCE.HNN. ML:4.1 0.003597871 1.2224 AML other m 2023-01-18T14:13:45.90
IV.CROCE.HHN. ML:4.1 0.0029649999999999998 1.22 AML other m 2023-01-18T14:13:45.90
IV.CROCE.HHE. ML:3.8 0.0015550000000000002 0.52 AML other m 2023-01-18T14:13:51.27
IV.CROCE.HNE. ML:3.9 0.0019199999999999998 0.5 AML other m 2023-01-18T14:13:51.27
IV.HMDC.HHN. ML:4.5 0.007858170000000001 0.4992 AML other m 2023-01-18T14:14:13.32
IV.HMDC.HNN. ML:4.5 0.007697249000000001 0.4992 AML other m 2023-01-18T14:14:13.33
IV.GALF.HHN. ML:4.9 0.008575 1.34 AML other m 2023-01-18T14:14:16.86
IV.GALF.HNN. ML:3.9 0.000978 1.32 AML other m 2023-01-18T14:14:16.87
IV.HMDC.HHE. ML:3.9 0.00189097 0.8256 AML other m 2023-01-18T14:14:16.94
IV.HMDC.HNE. ML:4.6 0.0090854235 0.8128 AML other m 2023-01-18T14:14:16.95
IV.RAFF.HHN. ML:4.4 0.0049614965 1.4816 AML other m 2023-01-18T14:14:17.13
IV.SSY.HHE. ML:4.9 0.014630865 0.4224 AML other m 2023-01-18T14:14:17.45
IV.HVZN.HNE. ML:4.7 0.00933094 0.5824 AML other m 2023-01-18T14:14:18.14
IV.RAFF.HHE. ML:4.4 0.0043826575000000005 0.4608 AML other m 2023-01-18T14:14:18.55
IV.CLTA.HHN. ML:4.2 0.002733644 1.9392 AML other m 2023-01-18T14:14:17.60
IV.HAVL.HHE. ML:4.8 0.012192854999999999 0.4608 AML other m 2023-01-18T14:14:19.61
IV.HVZN.HNN. ML:4.8 0.012227360000000001 0.5184 AML other m 2023-01-18T14:14:19.79
IV.CMDO.HHE. ML:3.5 0.000399 0.78 AML other m 2023-01-18T14:14:20.40
IV.HLNI.HHN. ML:4.4 0.00425 0.56 AML other m 2023-01-18T14:14:20.86
IV.AGST.EHE. ML:4.6 0.00566 1.02 AML other m 2023-01-18T14:14:22.93
IV.CLTA.HHE. ML:4.4 0.004213402999999999 1.3376 AML other m 2023-01-18T14:14:23.82
IV.HLNI.HHE. ML:4.5 0.0046749999999999995 0.8 AML other m 2023-01-18T14:14:23.95
IV.AGST.EHN. ML:4.6 0.006744999999999999 0.52 AML other m 2023-01-18T14:14:23.41
IV.HVZN.HHE. ML:5.0 0.018541670000000003 0.9792 AML other m 2023-01-18T14:14:23.97
IV.HAVL.HHN. ML:4.8 0.014438399999999997 1.0592 AML other m 2023-01-18T14:14:24.65
IV.SSY.HHN. ML:5.4 0.042295639999999995 0.0384 AML other m 2023-01-18T14:14:26.08
IV.CMDO.HHN. ML:3.6 0.000637 0.42 AML other m 2023-01-18T14:14:27.80
IV.SSY.HNE. ML:5.0 0.016974885000000002 0.1216 AML other m 2023-01-18T14:14:29.32
IV.SSY.HNN. ML:5.0 0.016773575000000002 1.5904 AML other m 2023-01-18T14:14:29.80
IV.MSFR.HHE. ML:4.0 0.00075 0.8 AML other m 2023-01-18T14:14:31.16
IV.GALF.HNE. ML:3.9 0.0008629999999999999 1.52 AML other m 2023-01-18T14:14:31.92
IV.GALF.HHE. ML:4.9 0.008919999999999999 0.5 AML other m 2023-01-18T14:14:33.29
IV.ESML.HHN. ML:4.2 0.002 1.16 AML other m 2023-01-18T14:14:33.99
IV.ESML.HNN. ML:4.2 0.0021399999999999995 0.86 AML other m 2023-01-18T14:14:34.01
IV.CPTP.HHN. ML:4.9 0.0125384 0.6976 AML other m 2023-01-18T14:14:33.88
IV.SOLUN.HHE. ML:4.6 0.003170159 0.5824 AML other m 2023-01-18T14:14:36.77
IV.CSLB.HHE. ML:4.8 0.0062582115 0.736 AML other m 2023-01-18T14:14:37.52
IV.CORL.HHE. ML:4.4 0.0023 0.74 AML other m 2023-01-18T14:14:38.09
IV.CORL.HNE. ML:4.4 0.00231 0.76 AML other m 2023-01-18T14:14:38.08
IV.EPZF.HHE. ML:4.6 0.003895 0.74 AML other m 2023-01-18T14:14:38.92
IV.ALJA.HHN. ML:4.0 0.0011891981999999999 0.5824 AML other m 2023-01-18T14:14:39.33
IV.ALJA.HHE. ML:4.2 0.001685 0.64 AML other m 2023-01-18T14:14:39.34
IV.EPZF.HHN. ML:4.7 0.00468 1.1 AML other m 2023-01-18T14:14:39.67
IV.CSLB.HHN. ML:4.6 0.00392 1.24 AML other m 2023-01-18T14:14:39.16
IV.PLLN.EHE. ML:5.1 0.0108 1.28 AML other m 2023-01-18T14:14:41.02
IV.ESML.HHE. ML:4.5 0.004133107 0.6976 AML other m 2023-01-18T14:14:41.61
IV.ESML.HNE. ML:4.5 0.004188445 0.6656 AML other m 2023-01-18T14:14:41.31
IV.PLLN.EHN. ML:5.2 0.014299999999999998 0.6 AML other m 2023-01-18T14:14:42.45
IV.CIMI.HNE. ML:4.7 0.004894999999999999 0.86 AML other m 2023-01-18T14:14:42.20
IV.CIMI.HHE. ML:4.7 0.004602344 0.7808 AML other m 2023-01-18T14:14:42.21
IV.GIB.HHE. ML:4.8 0.00598 1.2 AML other m 2023-01-18T14:14:42.69
IV.MSFR.HHN. ML:4.2 0.001278 0.42 AML other m 2023-01-18T14:14:44.36
IV.GIB.HHN. ML:4.9 0.0074579765 0.7424 AML other m 2023-01-18T14:14:43.98
IV.LIBRI.HHE. ML:4.3 0.0017048035000000001 0.64 AML other m 2023-01-18T14:14:44.40
IV.LIBRI.HNE. ML:4.4 0.0018800000000000002 0.4 AML other m 2023-01-18T14:14:44.44
IV.ECTS.HHE. ML:4.3 0.0019050000000000002 0.84 AML other m 2023-01-18T14:14:44.86
IV.CIMI.HHN. ML:4.8 0.005754065000000001 0.7808 AML other m 2023-01-18T14:14:44.74
IV.CIMI.HNN. ML:4.8 0.005914999999999999 1.18 AML other m 2023-01-18T14:14:45.73
IV.SOI.EHE. ML:4.3 0.001300285 0.7232 AML other m 2023-01-18T14:14:45.00
IV.CORL.HNN. ML:4.6 0.00372 0.68 AML other m 2023-01-18T14:14:47.47
IV.CORL.HHN. ML:4.6 0.003685 0.68 AML other m 2023-01-18T14:14:47.47
IV.SOI.EHN. ML:4.2 0.00097304565 0.6208 AML other m 2023-01-18T14:14:48.71
IV.AIO.HHE. ML:4.2 0.0015350000000000001 0.46 AML other m 2023-01-18T14:14:49.81
IV.SICLA.EHE. ML:4.4 0.001555 0.68 AML other m 2023-01-18T14:14:49.98
IV.MPNC.HHN. ML:4.9 0.006403142 0.6784 AML other m 2023-01-18T14:14:51.15
IV.LIBRI.HHN. ML:4.3 0.00156 0.78 AML other m 2023-01-18T14:14:51.55
IV.LIBRI.HNN. ML:4.3 0.0017749999999999999 0.84 AML other m 2023-01-18T14:14:51.55
IV.SICLA.EHN. ML:4.4 0.001605 0.86 AML other m 2023-01-18T14:14:52.30
IV.SOLUN.HHN. ML:4.6 0.00276 0.74 AML other m 2023-01-18T14:14:53.39
IV.MSRU.HHN. ML:4.6 0.00287 0.48 AML other m 2023-01-18T14:14:54.32
IV.PLAC.HHE. ML:4.2 0.0007996126999999999 0.48 AML other m 2023-01-18T14:14:55.31
IV.PLAC.HNE. ML:4.3 0.0008943532 0.4928 AML other m 2023-01-18T14:14:55.32
IV.ECTS.HHN. ML:4.6 0.0036687770000000002 0.8 AML other m 2023-01-18T14:14:56.57
IV.PLAC.HHN. ML:4.2 0.0008228278 0.6016 AML other m 2023-01-18T14:14:57.40
IV.MSRU.HHE. ML:4.7 0.0030099999999999997 1 AML other m 2023-01-18T14:14:57.41
IV.IVPL.HNN. ML:4.7 0.0030042495000000002 0.512 AML other m 2023-01-18T14:14:59.11
IV.IVPL.HHN. ML:4.7 0.0031550000000000003 1.5 AML other m 2023-01-18T14:14:59.12
IV.IVPL.HNE. ML:4.7 0.00292 0.48 AML other m 2023-01-18T14:15:00.67
IV.IVPL.HHE. ML:4.7 0.00299 0.46 AML other m 2023-01-18T14:15:00.68
IV.AIO.HHN. ML:4.5 0.0024189275 0.9024 AML other m 2023-01-18T14:15:01.36
IV.PLAC.HNN. ML:4.3 0.00095488675 0.6336 AML other m 2023-01-18T14:15:06.81
IV.SELL.HHE. ML:4.2 0.0005375 0.6 AML other m 2023-01-18T14:15:09.74
IV.SELL.HNE. ML:4.8 0.0017333350000000001 0.6016 AML other m 2023-01-18T14:15:09.75
IV.SELL.HHN. ML:4.1 0.00039200000000000004 0.44 AML other m 2023-01-18T14:15:10.04
IV.SELL.HNN. ML:4.6 0.00121 0.44 AML other m 2023-01-18T14:15:10.04
IV.CELI.HHN. ML:4.1 0.000317 0.78 AML other m 2023-01-18T14:15:17.07
IV.CELI.HNN. ML:4.1 0.00031800000000000003 0.76 AML other m 2023-01-18T14:15:17.08
IV.SPS2.HHE. ML:3.8 0.0001715 0.62 AML other m 2023-01-18T14:15:29.79
IV.SPS2.HHN. ML:3.9 0.0002205 1.18 AML other m 2023-01-18T14:15:30.27
IV.CELI.HNE. ML:4.1 0.00027 0.7 AML other m 2023-01-18T14:15:36.10
IV.CELI.HHE. ML:4.0 0.0002615 0.7 AML other m 2023-01-18T14:15:36.10
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