Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 3.9 on date 25-01-2023 and time 03:28:59 (UTC) in region Malta [Sea]

A magnitude ML 3.9 earthquake occured in region: Malta [Sea], on

  • 25-01-2023 03:28:59 (UTC)
  • 25-01-2023 04:28:59 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 34.9210, 14.1560 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.

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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 3.9 2023-01-25
03:28:59		 34.9208 14.1562 10 2023-01-25
03:46:12		 Sala Sismica INGV-Roma 113770521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-25 03:28:59 ± 0.54
Latitude 34.9208 ± 0.0135
Longitude 14.1562 ± 0.0241
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113770521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2022
Semi-minor axis of confidence ellipse (meter) 1757
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 313
Circular confidence region, given by single value of horizontal uncertainty (meter) 2020.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 290
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 2.96776
Number of stations at which the event was observed 43
Number of stations from which data was used for origin computation 19
Magnitude information

ML:3.9

Field Value
Value 3.9
Uncertainty 0.3
Num. used stations 106
Type of magnitude ML
Reference to an origin 113770521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-25 03:46:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.INTR.HNZ. 2023-01-25T03:30:49.00 3.0 undecidable manual Pn 3.94 0
IV.CDRU.HHZ. 2023-01-25T03:30:31.50 3.0 undecidable manual Pg 6.43 0
MN.VSL.HHZ. 2023-01-25T03:30:29.33 3.0 negative manual Pn -0.15 0
IV.CMPR.HHZ. 2023-01-25T03:30:26.46 3.0 undecidable manual Pn 3.71 0
IV.CELI.HHZ. 2023-01-25T03:30:15.17 3.0 positive manual Pn 1.02 0
IV.SPS2.HHZ. 2023-01-25T03:30:11.92 3.0 negative manual Pn -0.13 0
IV.HCRL.HHZ. 2023-01-25T03:30:10.32 1.0 undecidable manual S 16 2.4650 38 0.06 17
IV.AGST.EHZ. 2023-01-25T03:30:10.62 1.0 undecidable manual S 20 2.4893 38 -0.23 16
IV.HLNI.HHZ. 2023-01-25T03:30:10.36 1.0 undecidable manual S 13 2.4947 38 -0.6 14
IV.CAR1.HHZ. 2023-01-25T03:30:10.76 3.0 negative manual Pn -0.32 0
IV.SELL.HHZ. 2023-01-25T03:30:09.95 3.0 negative manual Pn 0.53 0
IV.HAVL.HHZ. 2023-01-25T03:30:04.46 0.6 undecidable manual S 21 2.1827 38 0.96 32
IV.PLAC.HHZ. 2023-01-25T03:30:02.06 3.0 positive manual Pn 0.11 0
IV.CROCE.HHZ. 2023-01-25T03:29:57.04 0.6 undecidable manual S 9 1.9353 38 -0.54 44
IV.SICLA.EHZ. 2023-01-25T03:29:56.60 3.0 undecidable manual Pn 0.19 0
IV.HPAC.HHZ. 2023-01-25T03:29:56.75 1.0 undecidable manual S 22 1.9236 38 -0.57 22
IV.MSRU.HHZ. 2023-01-25T03:29:56.14 3.0 positive manual Pn 0.35 0
IV.IVPL.HHZ. 2023-01-25T03:29:56.04 3.0 negative manual Pn 0.11 0
IV.SOI.EHZ. 2023-01-25T03:29:55.36 3.0 positive manual Pn -0.14 0
IV.MPNC.HHZ. 2023-01-25T03:29:54.47 3.0 negative manual Pn 0.7 0
IV.MSFR.HHZ. 2023-01-25T03:29:51.06 3.0 positive manual Pn 0.36 0
IV.MUCR.HHZ. 2023-01-25T03:29:51.42 3.0 undecidable manual Pn 0.19 0
IV.AIO.HHZ. 2023-01-25T03:29:51.13 3.0 negative manual Pn 0.02 0
IV.GIB.HHZ. 2023-01-25T03:29:51.88 3.0 negative manual Pg 1.95 0
IV.MBFT.HHZ. 2023-01-25T03:29:50.01 3.0 positive manual Pn -1.43 0
IV.SOLUN.HHZ. 2023-01-25T03:29:50.79 3.0 negative manual Pn -1.09 0
IV.PLLN.EHZ. 2023-01-25T03:29:50.32 3.0 positive manual Pn 0.4 0
IV.EPZF.HHZ. 2023-01-25T03:29:49.01 0.3 undecidable manual P 11 2.9561 38 1.81 15
IV.CSLB.HHZ. 2023-01-25T03:29:49.05 3.0 negative manual Pn -0.14 0
IV.CORL.HHZ. 2023-01-25T03:29:49.56 3.0 positive manual Pn -0.16 0
IV.CIMI.HHZ. 2023-01-25T03:29:48.84 3.0 positive manual Pn -0.12 0
IV.EMSG.HHZ. 2023-01-25T03:29:48.62 0.6 undecidable manual P 12 2.9678 38 1.26 14
IV.ESML.HHZ. 2023-01-25T03:29:45.11 0.6 undecidable manual P 12 2.7582 38 0.65 21
IV.MMGO.HHZ. 2023-01-25T03:29:45.33 0.3 undecidable manual P 341 2.8994 38 -1.08 23
IV.LINA.HHZ. 2023-01-25T03:29:44.90 1.0 undecidable manual S 312 1.4182 50 0.64 28
IV.CMDO.HHZ. 2023-01-25T03:29:43.79 0.6 undecidable manual P 354 2.5559 38 2.12 11
IV.SCIAC.HHZ. 2023-01-25T03:29:43.03 0.6 positive manual P 342 2.7294 38 -1.04 18
IV.CPTP.HHZ. 2023-01-25T03:29:42.03 0.1 undecidable manual P 0 2.4848 38 1.34 40
IV.HLNI.HHZ. 2023-01-25T03:29:40.14 0.6 undecidable manual P 13 2.4947 38 -0.68 27
IV.HCRL.HHZ. 2023-01-25T03:29:40.37 0.3 undecidable manual P 16 2.4650 38 -0.04 50
IV.AGST.EHZ. 2023-01-25T03:29:40.52 0.1 undecidable manual P 20 2.4893 38 -0.23 62
IV.SSY.HHZ. 2023-01-25T03:29:39.07 0.1 undecidable manual P 18 2.3553 38 0.17 71
IV.HVZN.HHZ. 2023-01-25T03:29:38.20 0.1 undecidable manual P 11 2.3014 38 0.05 76
IV.RAFF.HHZ. 2023-01-25T03:29:38.04 0.1 undecidable manual P 4 2.3068 38 -0.18 74
IV.CLTA.HHZ. 2023-01-25T03:29:37.58 1.0 positive manual P 356 2.2411 38 0.26 19
IV.HAVL.HHZ. 2023-01-25T03:29:36.21 0.3 positive manual P 21 2.1827 38 -0.3 60
IV.HMDC.HHZ. 2023-01-25T03:29:35.57 0.3 negative manual P 14 2.0990 38 0.21 65
IV.CROCE.HHZ. 2023-01-25T03:29:32.76 0.1 undecidable manual P 9 1.9353 38 -0.33 93
IV.HPAC.HHZ. 2023-01-25T03:29:32.91 0.1 undecidable manual P 22 1.9236 38 -0.03 100
IV.LINA.HHZ. 2023-01-25T03:29:25.14 0.3 undecidable manual P 312 1.4182 50 -0.26 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LINA.HHE. ML:4.0 0.005314999999999999 1.26 AML other m 2023-01-25T03:30:04.78
IV.LINA.HHN. ML:4.1 0.0056099999999999995 0.42 AML other m 2023-01-25T03:30:12.58
IV.HPAC.HHE. ML:0.0 0.007904999999999999 1.12 AML other m 2023-01-25T03:30:17.93
IV.HMDC.HHN. ML:4.3 0.004707841 0.9808 AML other m 2023-01-25T03:30:18.69
IV.HMDC.HNN. ML:4.3 0.0045 1.04 AML other m 2023-01-25T03:30:18.70
IV.RAFF.HHN. ML:4.0 0.00198 1.24 AML other m 2023-01-25T03:30:20.80
IV.CROCE.HNN. ML:0.0 0.0024749999999999998 0.84 AML other m 2023-01-25T03:30:20.70
IV.CROCE.HHN. ML:0.0 0.002005 0.84 AML other m 2023-01-25T03:30:20.70
IV.HPAC.HHN. ML:0.0 0.007495 1.24 AML other m 2023-01-25T03:30:21.23
IV.HAVL.HHE. ML:4.2 0.0029000000000000002 0.86 AML other m 2023-01-25T03:30:22.69
IV.HVZN.HHN. ML:4.3 0.0037099999999999998 0.68 AML other m 2023-01-25T03:30:22.06
IV.CROCE.HNE. ML:0.0 0.0024050000000000005 0.76 AML other m 2023-01-25T03:30:23.21
IV.CROCE.HHE. ML:0.0 0.0019649999999999997 0.74 AML other m 2023-01-25T03:30:23.22
IV.RAFF.HHE. ML:4.1 0.0022949999999999997 0.64 AML other m 2023-01-25T03:30:23.99
IV.HLNI.HHE. ML:0.0 0.0015308045 0.7792 AML other m 2023-01-25T03:30:24.32
IV.MMGO.HNN. ML:3.2 0.0001475 0.76 AML other m 2023-01-25T03:30:24.70
IV.HAVL.HHN. ML:4.2 0.003605 1.44 AML other m 2023-01-25T03:30:25.82
IV.CLTA.HHE. ML:3.7 0.0010825 0.82 AML other m 2023-01-25T03:30:28.55
IV.SSY.HHN. ML:4.9 0.013699999999999999 1.02 AML other m 2023-01-25T03:30:29.77
IV.SSY.HNE. ML:4.4 0.00457 1.1 AML other m 2023-01-25T03:30:29.78
IV.MBFT.HHE. ML:3.3 0.0001725 0.92 AML other m 2023-01-25T03:30:30.39
IV.CLTA.HHN. ML:3.6 0.0008935 0.8 AML other m 2023-01-25T03:30:30.02
IV.HVZN.HHE. ML:4.4 0.004375 1.1 AML other m 2023-01-25T03:30:32.64
IV.HVZN.HNE. ML:4.4 0.004295 1.1 AML other m 2023-01-25T03:30:32.65
IV.AGST.EHE. ML:0.0 0.002525 0.42 AML other m 2023-01-25T03:30:32.66
IV.HMDC.HHE. ML:3.5 0.0007875000000000001 0.8 AML other m 2023-01-25T03:30:32.51
IV.HMDC.HNE. ML:4.2 0.003375 0.78 AML other m 2023-01-25T03:30:32.91
IV.SSY.HNN. ML:4.3 0.003395 0.7 AML other m 2023-01-25T03:30:32.33
IV.SSY.HHE. ML:4.8 0.011175000000000001 0.78 AML other m 2023-01-25T03:30:33.30
IV.PLLN.EHN. ML:4.3 0.0019 0.62 AML other m 2023-01-25T03:30:33.52
IV.CIMI.HHE. ML:3.9 0.0007145000000000001 0.66 AML other m 2023-01-25T03:30:33.98
IV.SOLUN.HHN. ML:3.8 0.0005290000000000001 1.04 AML other m 2023-01-25T03:30:34.23
IV.MMGO.HHN. ML:3.1 0.00012775000000000002 1.08 AML other m 2023-01-25T03:30:34.06
IV.MBFT.HHN. ML:3.4 0.000185 0.88 AML other m 2023-01-25T03:30:35.21
IV.SOI.EHE. ML:3.7 0.00033299999999999996 0.78 AML other m 2023-01-25T03:30:36.23
IV.AGST.EHN. ML:0.0 0.003565 1.04 AML other m 2023-01-25T03:30:37.60
IV.HCRL.HHE. ML:4.2 0.00233 0.74 AML other m 2023-01-25T03:30:37.40
IV.SCIAC.HNE. ML:3.6 0.000475 1.2 AML other m 2023-01-25T03:30:39.08
IV.SCIAC.HHE. ML:3.6 0.000486 1.2 AML other m 2023-01-25T03:30:39.08
IV.MSRU.HHN. ML:4.1 0.0007875 1.14 AML other m 2023-01-25T03:30:39.71
IV.HCRL.HHN. ML:4.2 0.0022400000000000002 0.82 AML other m 2023-01-25T03:30:39.84
IV.CIMI.HHN. ML:4.0 0.0010699999999999998 1.38 AML other m 2023-01-25T03:30:39.06
IV.CIMI.HNN. ML:4.0 0.00106 1.38 AML other m 2023-01-25T03:30:39.07
IV.HLNI.HHN. ML:0.0 0.001685 1.1 AML other m 2023-01-25T03:30:42.70
IV.SCIAC.HNN. ML:3.5 0.000347 0.74 AML other m 2023-01-25T03:30:43.00
IV.SCIAC.HHN. ML:3.5 0.00035 0.72 AML other m 2023-01-25T03:30:43.00
IV.CMDO.HHE. ML:0.0 0.00092 1.36 AML other m 2023-01-25T03:30:43.07
IV.HVZN.HNN. ML:4.3 0.003575 0.86 AML other m 2023-01-25T03:30:44.09
IV.CIMI.HNE. ML:3.9 0.0007050000000000001 1.18 AML other m 2023-01-25T03:30:44.88
IV.PLLN.EHE. ML:4.3 0.001795 1.08 AML other m 2023-01-25T03:30:45.36
IV.CSLB.HNE. ML:3.7 0.000433 1.24 AML other m 2023-01-25T03:30:50.14
IV.CSLB.HHE. ML:3.7 0.0004265 1.24 AML other m 2023-01-25T03:30:50.77
IV.ESML.HHE. ML:4.0 0.0011345 0.94 AML other m 2023-01-25T03:30:50.64
IV.ESML.HNE. ML:4.0 0.0012250000000000002 0.98 AML other m 2023-01-25T03:30:50.68
IV.CSLB.HHN. ML:3.6 0.000341 1.1 AML other m 2023-01-25T03:30:50.03
IV.CSLB.HNN. ML:3.6 0.00034599999999999995 1.1 AML other m 2023-01-25T03:30:50.03
IV.CMDO.HNN. ML:0.0 0.0009099999999999999 0.84 AML other m 2023-01-25T03:30:51.52
IV.CMDO.HHN. ML:0.0 0.0009035 0.82 AML other m 2023-01-25T03:30:51.52
IV.MMGO.HHE. ML:3.3 0.00020850000000000003 0.62 AML other m 2023-01-25T03:30:51.30
IV.MMGO.HNE. ML:3.3 0.00022749999999999997 0.62 AML other m 2023-01-25T03:30:51.30
IV.ESML.HHN. ML:4.0 0.00113 0.9 AML other m 2023-01-25T03:30:51.75
IV.ESML.HNN. ML:4.0 0.001305 0.84 AML other m 2023-01-25T03:30:51.35
IV.MUCR.HHE. ML:3.9 0.0007455000000000001 0.96 AML other m 2023-01-25T03:30:51.06
IV.CMDO.HNE. ML:0.0 0.0009225000000000001 1.08 AML other m 2023-01-25T03:30:52.65
IV.PLAC.HNE. ML:3.6 0.00019250000000000002 0.96 AML other m 2023-01-25T03:30:53.18
IV.GIB.HHE. ML:4.2 0.00156 0.86 AML other m 2023-01-25T03:30:53.16
IV.EMSG.HHE. ML:0.0 0.001307 1.38 AML other m 2023-01-25T03:30:53.88
IV.CORL.HHN. ML:3.8 0.0005785 1.18 AML other m 2023-01-25T03:30:57.77
IV.CORL.HNN. ML:3.8 0.0005974999999999999 1.14 AML other m 2023-01-25T03:30:57.76
IV.EPZF.HHN. ML:4.2 0.00161 0.44 AML other m 2023-01-25T03:30:57.83
IV.MSFR.HHE. ML:3.8 0.0005145 0.86 AML other m 2023-01-25T03:30:58.57
IV.MPNC.HHN. ML:4.3 0.001355 0.84 AML other m 2023-01-25T03:30:59.36
IV.EMSG.HHN. ML:0.0 0.0014449999999999999 0.94 AML other m 2023-01-25T03:31:00.46
IV.EPZF.HHE. ML:4.2 0.0015350000000000001 0.68 AML other m 2023-01-25T03:31:01.35
IV.PLAC.HHE. ML:3.6 0.00019250000000000002 1.28 AML other m 2023-01-25T03:31:02.64
IV.GIB.HHN. ML:4.2 0.00128 1.04 AML other m 2023-01-25T03:31:02.09
IV.SICLA.EHE. ML:4.0 0.0006775 0.96 AML other m 2023-01-25T03:31:02.98
IV.MSFR.HHN. ML:3.8 0.000482 1.02 AML other m 2023-01-25T03:31:04.51
IV.CORL.HNE. ML:3.7 0.00048249999999999996 1.26 AML other m 2023-01-25T03:31:04.98
IV.CORL.HHE. ML:3.7 0.0004805 1.26 AML other m 2023-01-25T03:31:04.98
IV.MUCR.HHN. ML:4.0 0.000837 0.66 AML other m 2023-01-25T03:31:05.32
IV.SOLUN.HHE. ML:4.0 0.0008240000000000001 1.06 AML other m 2023-01-25T03:31:05.44
IV.SOI.EHN. ML:3.6 0.0002605 1.22 AML other m 2023-01-25T03:31:06.65
IV.PLAC.HHN. ML:3.7 0.0002255 0.72 AML other m 2023-01-25T03:31:06.18
IV.SELL.HHE. ML:3.6 0.00011000000000000002 0.78 AML other m 2023-01-25T03:31:06.54
IV.PLAC.HNN. ML:3.8 0.000257 0.74 AML other m 2023-01-25T03:31:06.19
IV.MPNC.HHE. ML:4.2 0.001028 0.76 AML other m 2023-01-25T03:31:06.51
IV.MSRU.HHE. ML:4.2 0.000986 1.18 AML other m 2023-01-25T03:31:11.07
IV.IVPL.HNE. ML:4.2 0.000968 0.82 AML other m 2023-01-25T03:31:12.05
IV.IVPL.HHE. ML:4.2 0.001008 0.86 AML other m 2023-01-25T03:31:12.06
IV.IVPL.HNN. ML:4.2 0.0010699999999999998 0.94 AML other m 2023-01-25T03:31:12.76
IV.IVPL.HHN. ML:4.2 0.0011200000000000001 0.92 AML other m 2023-01-25T03:31:12.77
IV.SICLA.EHN. ML:3.8 0.00035099999999999997 0.9 AML other m 2023-01-25T03:31:17.79
IV.SELL.HHN. ML:3.4 0.00007825 1.2 AML other m 2023-01-25T03:31:20.90
IV.SPS2.HHE. ML:3.2 0.000045400000000000006 1.14 AML other m 2023-01-25T03:31:29.62
IV.SPS2.HHN. ML:3.4 0.00006319999999999999 0.94 AML other m 2023-01-25T03:31:34.09
IV.CELI.HNN. ML:3.6 0.00009939999999999999 1.58 AML other m 2023-01-25T03:31:35.13
IV.CAR1.HNE. ML:3.9 0.000225 1.26 AML other m 2023-01-25T03:31:36.05
IV.CAR1.HHE. ML:3.9 0.000194 1.24 AML other m 2023-01-25T03:31:36.05
IV.CAR1.HHN. ML:3.9 0.00021349999999999999 1.26 AML other m 2023-01-25T03:31:36.69
IV.CELI.HNE. ML:3.7 0.00010545 1.28 AML other m 2023-01-25T03:31:37.98
IV.CAR1.HNN. ML:3.9 0.000224 1.18 AML other m 2023-01-25T03:31:42.89
IV.CELI.HHN. ML:3.6 0.00010139999999999998 0.42 AML other m 2023-01-25T03:31:45.16
IV.CELI.HHE. ML:3.6 0.0000975 0.42 AML other m 2023-01-25T03:31:45.70
IV.CPTP.HHN. ML:4.3 0.002904144 1.0992 AML other m 2023-01-25T03:30:43.47
IV.AIO.HHN. ML:3.9 0.0005975367 1.6 AML other m 2023-01-25T03:30:56.83
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