Earthquake with magnitude of ML 3.7 on date 26-01-2023 and time 18:04:02 (UTC) in region Malta [Sea]

A magnitude ML 3.7 earthquake occured in region: Malta [Sea], on

  • 26-01-2023 18:04:02 (UTC)
  • 26-01-2023 19:04:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 34.7840, 14.1540 at 10 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.

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 3.7 2023-01-26
18:04:02
34.7842 14.1542 10 2024-03-01
17:18:14
Bollettino Sismico Italiano INGV 120379671
Reviewed
Rev100
ML 3.8 2023-01-26
18:04:01
34.752 14.1777 10 2023-01-26
18:21:39
Sala Sismica INGV-Roma 113816581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-26 18:04:02 ± 0.7
Latitude 34.7842 ± 0.0477
Longitude 14.1542 ± 0.0799
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 120379671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 7850
Semi-minor axis of confidence ellipse (meter) 4530
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 296
Circular confidence region, given by single value of horizontal uncertainty (meter) 7850.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 326
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.43
Epicentral distance of station closest to the epicenter (degree) 2.31036
Epicentral distance of station farthest from the epicenter (degree) 4.75831
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:3.7

Field Value
Value 3.7
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 120379671
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-22 10:30:56

ML:3.8

Field Value
Value 3.8
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 113816581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-26 18:21:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HLNI.HHZ. 2023-01-26T18:05:16.43 0.6 undecidable manual S 13 291.5859 38 -0.25 62
IV.CAR1.HHZ. 2023-01-26T18:05:14.56 0.3 undecidable manual P 20 528.1713 38 -0.01 36
IV.SSY.HHZ. 2023-01-26T18:05:13.40 0.6 undecidable manual S 17 275.9127 38 0.11 67
IV.RAFF.HHZ. 2023-01-26T18:05:11.53 0.6 undecidable manual S 4 271.1286 38 -0.73 57
IV.HAVL.HHZ. 2023-01-26T18:05:10.03 0.6 undecidable manual S 20 256.4544 38 0.92 55
IV.PLAC.HHZ. 2023-01-26T18:05:05.29 0.3 undecidable manual P 26 454.6005 38 -0.13 51
IV.IVPL.HHZ. 2023-01-26T18:04:59.41 0.6 undecidable manual P 10 405.1833 38 0.14 43
IV.MSRU.HHZ. 2023-01-26T18:04:59.28 0.6 undecidable manual P 17 404.3952 38 0.11 43
IV.AIO.HHZ. 2023-01-26T18:04:54.58 0.3 undecidable manual P 15 366.3555 38 0.13 75
IV.GIB.HHZ. 2023-01-26T18:04:53.88 0.3 undecidable manual P 358 355.7772 38 0.75 65
IV.EPZF.HHZ. 2023-01-26T18:04:53.04 0.3 undecidable manual P 10 343.0011 38 1.51 47
IV.CIMI.HHZ. 2023-01-26T18:04:52.19 0.3 undecidable manual P 352 347.4855 38 0.1 81
IV.CSLB.HHZ. 2023-01-26T18:04:52.48 0.3 undecidable manual P 359 349.8831 38 0.09 80
IV.CPTP.HHZ. 2023-01-26T18:04:45.76 0.3 undecidable manual P 0 290.9865 38 0.7 82
IV.HLNI.HHZ. 2023-01-26T18:04:44.07 0.3 undecidable manual P 13 291.5859 38 -1.07 69
IV.SSY.HHZ. 2023-01-26T18:04:43.05 0.3 undecidable manual P 17 275.9127 38 -0.13 100
IV.HVZN.HHZ. 2023-01-26T18:04:43.52 0.3 undecidable manual P 11 270.3294 38 1.03 75
IV.RAFF.HHZ. 2023-01-26T18:04:41.81 0.3 undecidable manual P 4 271.1286 38 -0.78 84
IV.CLTA.HHZ. 2023-01-26T18:04:41.21 0.3 undecidable manual P 356 263.9358 38 -0.48 96
IV.HAVL.HHZ. 2023-01-26T18:04:39.57 0.3 undecidable manual P 20 256.4544 38 -1.2 72
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GIB.HHN. ML:3.8 0.0005615 0.42 AML other m 2023-01-26T18:05:01.14
IV.PLAC.HHE. ML:3.4 0.00010185 0.54 AML other m 2023-01-26T18:05:17.56
IV.RAFF.HHE. ML:3.7 0.000855 0.86 AML other m 2023-01-26T18:05:24.46
IV.RAFF.HHN. ML:3.7 0.000876 0.42 AML other m 2023-01-26T18:05:25.80
IV.HAVL.HHN. ML:3.9 0.00149 0.44 AML other m 2023-01-26T18:05:25.63
IV.HAVL.HHE. ML:3.8 0.00126 1.02 AML other m 2023-01-26T18:05:27.90
IV.HLNI.HHE. ML:3.7 0.0006 1.22 AML other m 2023-01-26T18:05:29.62
IV.SSY.HNN. ML:4.0 0.0015099999999999998 1.18 AML other m 2023-01-26T18:05:29.66
IV.HLNI.HHN. ML:3.8 0.0008179999999999999 1.38 AML other m 2023-01-26T18:05:29.03
IV.SSY.HNE. ML:4.1 0.002065 0.42 AML other m 2023-01-26T18:05:32.70
IV.CLTA.HHN. ML:3.3 0.000314 0.84 AML other m 2023-01-26T18:05:34.19
IV.SSY.HHN. ML:4.6 0.0059299999999999995 1.12 AML other m 2023-01-26T18:05:35.88
IV.CSLB.HNE. ML:3.4 0.0001835 1.22 AML other m 2023-01-26T18:05:35.99
IV.CSLB.HHE. ML:3.3 0.000157 0.76 AML other m 2023-01-26T18:05:36.00
IV.HVZN.HHN. ML:4.1 0.0018650000000000001 0.58 AML other m 2023-01-26T18:05:36.43
IV.HVZN.HNN. ML:4.1 0.0018599999999999999 0.6 AML other m 2023-01-26T18:05:36.44
IV.CIMI.HHN. ML:3.5 0.000288 0.84 AML other m 2023-01-26T18:05:36.59
IV.HVZN.HHE. ML:4.1 0.0018450000000000003 0.46 AML other m 2023-01-26T18:05:37.58
IV.HVZN.HNE. ML:4.0 0.001785 0.46 AML other m 2023-01-26T18:05:37.59
IV.SSY.HHE. ML:4.5 0.0045 0.64 AML other m 2023-01-26T18:05:38.40
IV.GIB.HHE. ML:3.9 0.0006020000000000001 0.62 AML other m 2023-01-26T18:05:44.38
IV.CLTA.HHE. ML:3.4 0.00045200000000000004 0.68 AML other m 2023-01-26T18:05:49.23
IV.CIMI.HNN. ML:3.6 0.000306 0.78 AML other m 2023-01-26T18:05:51.27
IV.EPZF.HHE. ML:3.8 0.0005745 0.6 AML other m 2023-01-26T18:05:56.46
IV.AIO.HHN. ML:3.5 0.00021950000000000002 0.98 AML other m 2023-01-26T18:05:56.18
IV.CSLB.HNN. ML:3.2 0.0001415 0.44 AML other m 2023-01-26T18:05:56.76
IV.CSLB.HHN. ML:3.2 0.0001385 1.44 AML other m 2023-01-26T18:05:56.77
IV.AIO.HHE. ML:3.5 0.000241 0.94 AML other m 2023-01-26T18:05:57.16
IV.PLAC.HHN. ML:3.4 0.0000931 0.42 AML other m 2023-01-26T18:06:02.04
IV.CIMI.HNE. ML:3.5 0.000277 0.66 AML other m 2023-01-26T18:06:02.36
IV.EPZF.HHN. ML:3.9 0.0006779999999999999 0.86 AML other m 2023-01-26T18:06:03.05
IV.MSRU.HHN. ML:3.7 0.0003055 0.46 AML other m 2023-01-26T18:06:06.67
IV.IVPL.HNE. ML:3.9 0.0004285 1.36 AML other m 2023-01-26T18:06:15.73
IV.IVPL.HHE. ML:3.9 0.00045099999999999996 1.36 AML other m 2023-01-26T18:06:15.74
IV.CIMI.HHE. ML:3.5 0.0002525 0.86 AML other m 2023-01-26T18:06:16.62
IV.MSRU.HHE. ML:3.9 0.000421 0.66 AML other m 2023-01-26T18:06:17.83
IV.IVPL.HHN. ML:3.9 0.00044950000000000003 0.8 AML other m 2023-01-26T18:06:18.44
IV.IVPL.HNN. ML:3.9 0.000486 0.58 AML other m 2023-01-26T18:06:19.63
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