Earthquake with magnitude of ML 3.3 on date 29-01-2023 and time 05:04:50 (UTC) in region Malta [Sea]

A magnitude ML 3.3 earthquake occured in region: Malta [Sea], on

  • 29-01-2023 05:04:50 (UTC)
  • 29-01-2023 06:04:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 34.8180, 14.3940 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 3.3 2023-01-29
05:04:50
34.8185 14.3937 10 2024-03-01
17:17:55
Bollettino Sismico Italiano INGV 114455971
Reviewed
Rev100
ML 3.3 2023-01-29
05:04:50
34.836 13.977 10 2023-01-29
05:19:19
Sala Sismica INGV-Roma 113874361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-29 05:04:50 ± 0.37
Latitude 34.8185 ± 0.0207
Longitude 14.3937 ± 0.0602
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 114455971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5500
Semi-minor axis of confidence ellipse (meter) 2180
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 262
Circular confidence region, given by single value of horizontal uncertainty (meter) 5500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 329
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 3.24565
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 29
Magnitudes information

ML:3.3

Field Value
Value 3.3
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 113874361
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-29 05:19:19

ML:3.3

Field Value
Value 3.3
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 114455971
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-10 14:12:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SNAL.HHZ. 2023-01-29T05:07:13.87 3.0 undecidable manual Sn -0.94 0
IV.PAOL.HHZ. 2023-01-29T05:06:23.32 3.0 undecidable manual Pn -1.14 0
IV.CAR1.HHZ. 2023-01-29T05:06:02.66 3.0 positive manual Pn -1.67 0
IV.PLAC.HHZ. 2023-01-29T05:05:53.90 3.0 positive manual Pn -2.57 0
IV.MUCR.HHZ. 2023-01-29T05:05:43.03 0.3 undecidable manual P 7 360.2727 38 0.45 23
IV.AIO.HHZ. 2023-01-29T05:05:43.00 0.3 undecidable manual P 12 357.6753 38 0.74 21
IV.GIB.HHZ. 2023-01-29T05:05:42.28 0.3 undecidable manual P 355 353.3796 38 0.56 22
IV.PLLN.EHZ. 2023-01-29T05:05:42.55 0.6 undecidable manual P 356 352.7802 38 0.89 13
IV.EPZF.HHZ. 2023-01-29T05:05:41.03 0.6 undecidable manual P 7 335.9082 38 1.47 10
IV.CSLB.HNZ. 2023-01-29T05:05:41.33 0.3 undecidable manual P 355 347.2857 38 0.36 24
IV.ALJA.HHZ. 2023-01-29T05:05:39.23 0.3 undecidable manual P 350 330.1251 38 0.4 24
IV.MCT.HHZ. 2023-01-29T05:05:38.14 0.3 undecidable manual P 347 318.4368 38 0.75 21
IV.GALF.HNZ. 2023-01-29T05:05:37.62 0.6 undecidable manual P 3 321.234 38 -0.1 17
IV.CMDO.HHZ. 2023-01-29T05:05:36.14 0.3 undecidable manual P 350 297.8796 38 1.32 17
IV.CPTP.HHZ. 2023-01-29T05:05:34.55 0.3 undecidable manual P 356 287.8896 38 0.97 23
IV.AGST.EHZ. 2023-01-29T05:05:33.02 0.6 undecidable manual P 15 280.608 38 0.35 21
IV.HAGA.HHZ. 2023-01-29T05:05:32.74 0.3 undecidable manual P 14 282.0066 38 -0.1 32
IV.HCRL.HHZ. 2023-01-29T05:05:32.47 0.3 undecidable manual P 12 279.3093 38 -0.04 34
IV.HLNI.HHZ. 2023-01-29T05:05:32.57 0.3 undecidable manual P 9 283.9047 38 -0.51 29
IV.SSY.HHZ. 2023-01-29T05:05:31.00 0.3 undecidable manual P 13 266.5332 38 0.08 38
IV.HVZN.HHZ. 2023-01-29T05:05:30.01 0.3 undecidable manual P 6 263.3364 38 -0.51 36
IV.RAFF.HHZ. 2023-01-29T05:05:30.30 0.3 undecidable manual P 359 266.733 38 -0.64 33
IV.HSRS.HNZ. 2023-01-29T05:05:30.20 0.6 undecidable manual P 16 263.0367 38 -0.28 25
1J.FX01.HHZ. 2023-01-29T05:05:29.99 0.3 undecidable manual P 18 261.3384 38 -0.29 38
ML.XLND.BHZ. 2023-01-29T05:05:29.03 0.3 undecidable manual S 353 135.5643 50 -0.81 67
IV.CLTA.HHZ. 2023-01-29T05:05:29.96 0.3 undecidable manual P 352 262.4373 38 -0.44 37
IV.HAVL.HHZ. 2023-01-29T05:05:27.95 0.6 undecidable manual P 15 246.3645 38 -0.46 28
IV.HMDC.HHZ. 2023-01-29T05:05:27.16 0.3 undecidable manual P 8 239.982 38 -0.46 44
IV.HVIT.HHZ. 2023-01-29T05:05:27.10 0.3 undecidable manual P 3 241.4805 38 -0.7 40
IV.ACATE.EHZ. 2023-01-29T05:05:27.77 0.6 undecidable manual P 2 244.866 38 -0.45 28
ML.MSDA.BHZ. 2023-01-29T05:05:26.30 0.3 undecidable manual S 4 120.3906 50 0.51 77
IV.CROCE.HHZ. 2023-01-29T05:05:24.80 0.3 undecidable manual P 3 223.8093 38 -0.8 43
IV.HPAC.HHZ. 2023-01-29T05:05:24.84 0.6 undecidable manual P 15 217.5156 38 0.02 38
ML.XLND.BHZ. 2023-01-29T05:05:13.47 0.3 undecidable manual P 353 135.5643 50 0.06 82
ML.MSDA.BHZ. 2023-01-29T05:05:11.66 0.1 undecidable manual P 4 120.3906 50 0.59 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HMDC.HHN. ML:3.1 0.000251 0.96 AML other m 2023-01-29T05:05:38.88
IV.HAVL.HHE. ML:3.2 0.0003055 0.2 AML other m 2023-01-29T05:05:38.50
IV.HAVL.HHN. ML:3.4 0.00049 1.32 AML other m 2023-01-29T05:05:39.05
IV.HMDC.HHE. ML:2.3 0.00004215 0.74 AML other m 2023-01-29T05:05:39.61
IV.RAFF.HHN. ML:3.0 0.0001555 0.72 AML other m 2023-01-29T05:05:41.53
IV.SSY.HHN. ML:4.2 0.00233 1.52 AML other m 2023-01-29T05:05:41.90
IV.SSY.HNN. ML:3.6 0.000611 1.52 AML other m 2023-01-29T05:05:41.15
IV.SSY.HNE. ML:3.6 0.0006335 1.54 AML other m 2023-01-29T05:05:41.14
IV.HVZN.HNN. ML:3.3 0.000323 0.52 AML other m 2023-01-29T05:05:46.37
IV.HVZN.HHN. ML:3.3 0.00034199999999999996 0.54 AML other m 2023-01-29T05:05:46.37
IV.GIB.HHN. ML:3.4 0.00023199999999999997 0.4 AML other m 2023-01-29T05:05:47.34
IV.HVZN.HNE. ML:3.2 0.000293 0.94 AML other m 2023-01-29T05:05:56.26
IV.HVZN.HHE. ML:3.2 0.000295 0.94 AML other m 2023-01-29T05:05:56.26
IV.RAFF.HHE. ML:3.0 0.0001605 0.72 AML other m 2023-01-29T05:05:59.94
IV.SSY.HHE. ML:3.7 0.00079 0.78 AML other m 2023-01-29T05:06:01.95
IV.HLNI.HHE. ML:3.2 0.00025 1.36 AML other m 2023-01-29T05:06:05.03
IV.HLNI.HHN. ML:3.1 0.0001895 1.08 AML other m 2023-01-29T05:06:05.17
IV.AIO.HHN. ML:3.1 0.0000886 1.46 AML other m 2023-01-29T05:06:25.75
IV.GIB.HHE. ML:3.6 0.000361 0.5 AML other m 2023-01-29T05:06:25.61
IV.PLLN.EHE. ML:3.7 0.000443 0.54 AML other m 2023-01-29T05:06:25.88
IV.AIO.HHE. ML:3.1 0.00009085 1.38 AML other m 2023-01-29T05:06:26.08
IV.PLLN.EHN. ML:3.7 0.000397 0.82 AML other m 2023-01-29T05:06:33.48
IV.MUCR.HHE. ML:3.2 0.0001196 1.44 AML other m 2023-01-29T05:06:33.27
IV.MUCR.HHN. ML:3.1 0.0000983 0.64 AML other m 2023-01-29T05:06:33.66
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