Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 4.5 on date 18-01-2023 and time 15:13:04 (Italy) 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(km) Takeoff_angle Residual Weight
IV.MCEL.HHZ. 2023-01-18T14:14:28.23 1.0 undecidable manual P 12 614.5182 54 1.25 0
IV.CMPR.HHZ. 2023-01-18T14:14:26.72 0.6 undecidable manual P 8 606.1377 54 0.79 0
IV.SALB.HHZ. 2023-01-18T14:14:23.04 0.6 undecidable manual P 17 578.9871 54 0.49 0
IV.CELI.HHZ. 2023-01-18T14:14:17.76 1.0 undecidable manual P 20 534.3651 54 0.77 0
IV.SPS2.HHZ. 2023-01-18T14:14:15.82 1.0 undecidable manual P 19 517.4931 54 0.92 0
IV.HAGA.HHZ. 2023-01-18T14:14:15.23 0.6 undecidable manual S 15 273.7149 54 1.34 6
IV.SELL.HHZ. 2023-01-18T14:14:13.38 1.0 undecidable manual P 24 495.6261 54 1.2 0
IV.HVZN.HHZ. 2023-01-18T14:14:11.29 0.6 undecidable manual S 8 254.0568 54 1.62 15
IV.SSY.HHZ. 2023-01-18T14:14:10.21 0.6 undecidable manual S 15 258.1416 54 -0.34 23
IV.HAVL.HHZ. 2023-01-18T14:14:06.06 1.0 undecidable manual S 17 238.2837 54 -0.2 22
IV.PLAC.HHZ. 2023-01-18T14:14:05.48 0.3 undecidable manual P 25 435.1311 54 0.83 0
IV.HVIT.HHZ. 2023-01-18T14:14:04.50 0.6 undecidable manual S 4 231.7902 54 -0.37 48
IV.HMDC.HHZ. 2023-01-18T14:14:04.50 1.0 undecidable manual S 10 230.991 54 -0.19 25
IV.CROCE.HHZ. 2023-01-18T14:14:01.40 1.0 undecidable manual S 5 214.2189 54 0.33 30
IV.SICLA.EHZ. 2023-01-18T14:14:00.29 1.0 undecidable manual P 18 391.2084 54 1.11 0
IV.MSRU.HHZ. 2023-01-18T14:13:59.76 0.3 undecidable manual P 15 386.6241 54 1.15 0
IV.IVPL.HHZ. 2023-01-18T14:13:59.18 1.0 undecidable manual P 8 388.9218 54 0.28 0
IV.SOI.EHZ. 2023-01-18T14:13:58.83 0.6 undecidable manual P 23 383.1276 54 0.65 0
IV.MPNC.HHZ. 2023-01-18T14:13:57.48 1.0 undecidable manual P 14 370.4514 54 0.87 0
IV.SOLUN.HHZ. 2023-01-18T14:13:55.08 0.3 undecidable manual P 349 360.3726 54 -0.26 0
IV.LIBRI.HHZ. 2023-01-18T14:13:55.67 1.0 undecidable manual P 8 356.1768 54 0.84 0
IV.MSFR.HHZ. 2023-01-18T14:13:54.72 1.0 undecidable manual P 4 347.4855 54 0.98 0
IV.GIB.HHZ. 2023-01-18T14:13:54.04 0.6 undecidable manual P 355 343.0011 54 0.86 0
IV.PLLN.EHZ. 2023-01-18T14:13:54.48 1.0 undecidable manual P 357 342.5016 54 1.35 0
IV.AIO.HHZ. 2023-01-18T14:13:54.70 0.6 undecidable manual P 13 349.0839 54 0.76 0
IV.ECTS.HHZ. 2023-01-18T14:13:54.03 1.0 undecidable manual P 12 337.2069 54 1.56 0
IV.CORL.HHZ. 2023-01-18T14:13:53.35 1.0 undecidable manual P 345 343.8003 54 0.07 0
IV.CSLB.HHZ. 2023-01-18T14:13:53.18 0.3 undecidable manual P 356 336.9072 54 0.75 0
IV.CRJA.HNZ. 2023-01-18T14:13:52.23 0.3 undecidable manual P 340 342.3018 54 -0.87 0
IV.EPZF.HHZ. 2023-01-18T14:13:52.86 0.6 undecidable manual P 8 326.7285 54 1.69 0
IV.CIMI.HHZ. 2023-01-18T14:13:52.89 0.3 undecidable manual P 349 336.7074 54 0.48 0
IV.LPDG.HHE. 2023-01-18T14:13:51.57 0.6 undecidable manual S 294 168.7089 54 0.3 63
IV.LINA.HHE. 2023-01-18T14:13:51.40 0.6 undecidable manual S 309 170.6958 54 -0.3 63
IV.MMGO.HHN. 2023-01-18T14:13:50.21 1.0 undecidable manual P 339 328.7265 54 -1.2 0
IV.ALJA.HHZ. 2023-01-18T14:13:50.92 0.6 undecidable manual P 351 319.3359 54 0.68 0
IV.GALF.HHZ. 2023-01-18T14:13:50.58 1.0 undecidable manual P 4 311.5548 54 1.31 0
IV.ESML.HHZ. 2023-01-18T14:13:48.96 1.0 undecidable manual P 9 304.4619 54 0.57 0
IV.CMDO.HHZ. 2023-01-18T14:13:47.32 0.6 undecidable manual P 351 287.1903 54 1.08 2
IV.SCIAC.HHN. 2023-01-18T14:13:46.75 0.6 undecidable manual P 339 309.6567 54 -2.29 0
IV.CPTP.HHZ. 2023-01-18T14:13:46.35 0.6 undecidable manual P 357 277.611 54 1.3 5
IV.HCRL.HHN. 2023-01-18T14:13:44.40 0.3 undecidable manual P 13 270.729 54 0.2 19
IV.AGST.EHZ. 2023-01-18T14:13:44.55 0.3 undecidable manual P 17 272.4162 54 0.14 17
IV.HAGA.HHZ. 2023-01-18T14:13:44.60 0.3 undecidable manual P 15 273.7149 54 0.04 16
IV.HLNI.HHZ. 2023-01-18T14:13:44.40 0.3 undecidable manual P 10 274.9137 54 -0.32 14
IV.SSY.HHZ. 2023-01-18T14:13:43.48 0.3 undecidable manual P 15 258.1416 54 0.85 29
IV.HVZN.HHZ. 2023-01-18T14:13:42.56 0.3 undecidable manual P 8 254.0568 54 0.44 40
IV.HSRS.HNN. 2023-01-18T14:13:42.91 0.3 undecidable manual P 18 255.0558 54 0.67 35
IV.RAFF.HHZ. 2023-01-18T14:13:42.41 0.3 undecidable manual P 1 256.7541 54 -0.04 39
1J.FX01.HHN. 2023-01-18T14:13:42.74 0.3 undecidable manual P 20 253.6572 54 0.67 37
IV.CLTA.HHZ. 2023-01-18T14:13:41.43 0.3 undecidable manual P 352 251.7591 54 -0.41 43
IV.HAVL.HHZ. 2023-01-18T14:13:40.53 0.3 undecidable manual P 17 238.2837 54 0.38 63
ML.XLND.BHE. 2023-01-18T14:13:40.60 0.6 undecidable manual S 355 125.0859 93 0.21 65
IV.HMDC.HHZ. 2023-01-18T14:13:39.32 0.3 undecidable manual P 10 230.991 54 0.07 77
IV.ACATE.HNE. 2023-01-18T14:13:38.70 0.3 undecidable manual P 4 235.1868 54 -1.07 51
IV.HVIT.HHZ. 2023-01-18T14:13:38.68 0.3 undecidable manual P 4 231.7902 54 -0.67 65
IV.CROCE.HHZ. 2023-01-18T14:13:36.47 0.3 undecidable manual P 5 214.2189 54 -0.69 80
IV.LPDG.HHE. 2023-01-18T14:13:33.15 1.0 undecidable manual P 294 168.7089 54 1.65 17
IV.LINA.HHE. 2023-01-18T14:13:31.57 1.0 undecidable manual P 309 170.6958 54 -0.17 32
ML.XLND.BHE. 2023-01-18T14:13:25.20 0.3 undecidable manual P 355 125.0859 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