Earthquake with magnitude of ML 2.9 on date 01-02-2023 and time 22:21:09 (UTC) in region Malta [Sea]

A magnitude ML 2.9 earthquake occured in region: Malta [Sea], on

  • 01-02-2023 22:21:09 (UTC)
  • 01-02-2023 23:21:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 34.8280, 14.2250 at 17 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.

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 2.9 2023-02-01
22:21:09
34.8282 14.2247 17 2023-02-01
22:34:24
Sala Sismica INGV-Roma 113966411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-01 22:21:09 ± 0.2
Latitude 34.8282 ± 0.0117
Longitude 14.2247 ± 0.0362
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113966411

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3355
Semi-minor axis of confidence ellipse (meter) 450
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 284
Circular confidence region, given by single value of horizontal uncertainty (meter) 3350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 336
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 2.57206
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 11
Magnitude information

ML:2.9

Field Value
Value 2.9
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 113966411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-01 22:34:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IX.SCL3.EHZ.02 2023-02-01T22:23:24.49 3.0 undecidable manual Sn -5.12 0
IV.SGO.HHZ. 2023-02-01T22:23:22.81 3.0 undecidable manual Sn -2.9 0
IV.CMPR.HHZ. 2023-02-01T22:23:15.30 3.0 undecidable manual Sn -4.55 0
IV.VVLD.HHZ. 2023-02-01T22:23:04.94 3.0 undecidable manual Pg 11.3 0
IV.CAFE.HHZ. 2023-02-01T22:22:40.37 3.0 undecidable manual Pn -1.64 0
1J.FX14.HHZ.00 2023-02-01T22:22:30.64 3.0 undecidable manual Sn 0.86 0
1J.FX13.HHZ. 2023-02-01T22:22:27.25 3.0 undecidable manual Sn -0.57 0
IV.CAR1.HHZ. 2023-02-01T22:22:20.06 3.0 negative manual Pn -1.45 0
IV.HVZN.HHZ. 2023-02-01T22:22:16.76 0.6 undecidable manual S 9 2.3823 54 0.27 44
IV.HAVL.HHZ. 2023-02-01T22:22:13.71 0.6 undecidable manual S 19 2.2501 54 0.37 48
IV.HMDC.HHE. 2023-02-01T22:22:11.41 0.6 undecidable manual S 12 2.1773 54 -0.18 54
IV.PLAC.HHZ. 2023-02-01T22:22:11.69 3.0 positive manual Pn -1.83 0
IV.CROCE.HHE. 2023-02-01T22:22:07.47 1.0 undecidable manual S 7 2.0190 54 -0.33 29
IV.MSRU.HHZ. 2023-02-01T22:22:05.72 3.0 undecidable manual Pn -0.29 0
IV.MPNC.HHZ. 2023-02-01T22:22:04.37 3.0 negative manual Pn 0.51 0
IV.SOI.EHZ. 2023-02-01T22:22:04.38 3.0 undecidable manual Pn -2.52 0
IV.AIO.HHZ. 2023-02-01T22:22:01.45 3.0 undecidable manual Pn 0.3 0
IV.MUCR.HHZ. 2023-02-01T22:22:01.18 3.0 positive manual Pn 0.19 0
IV.CSLB.HHZ. 2023-02-01T22:21:59.12 3.0 negative manual Pn -0.62 0
IV.HLNI.HHZ. 2023-02-01T22:21:50.26 0.3 negative manual P 12 2.5721 54 -0.34 52
IV.SSY.HHZ. 2023-02-01T22:21:48.82 0.6 negative manual P 16 2.4273 54 0.23 42
IV.RAFF.HHZ. 2023-02-01T22:21:47.85 0.6 negative manual P 3 2.3958 54 -0.3 43
IV.CLTA.HHZ. 2023-02-01T22:21:47.62 1.0 positive manual P 355 2.3382 54 0.25 23
ML.XLND.BHE. 2023-02-01T22:21:47.27 1.0 undecidable manual S 360 1.2033 93 0.11 48
IV.HVZN.HHZ. 2023-02-01T22:21:47.94 0.6 positive manual P 9 2.3823 54 -0.03 46
IV.HAVL.HHZ. 2023-02-01T22:21:46.06 0.6 negative manual P 19 2.2501 54 -0.09 52
IV.HMDC.HHE. 2023-02-01T22:21:45.16 0.6 undecidable manual P 12 2.1773 54 0.02 55
IV.ACATE.EHE. 2023-02-01T22:21:45.67 1.0 undecidable manual P 6 2.2060 54 0.14 26
ML.MSDA.BHE. 2023-02-01T22:21:43.82 0.6 undecidable manual S 11 1.0927 93 -0.08 98
IV.CROCE.HHE. 2023-02-01T22:21:42.92 0.6 undecidable manual P 7 2.0190 54 -0.03 63
ML.XLND.BHE. 2023-02-01T22:21:31.20 0.6 undecidable manual P 360 1.2033 93 0.17 95
ML.MSDA.BHE. 2023-02-01T22:21:29.13 0.6 undecidable manual P 11 1.0927 93 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HAVL.HHN. ML:2.9 0.0001471863 1.536 AML other m 2023-02-01T22:22:14.03
IV.HAVL.HHE. ML:2.9 0.00014081234999999996 0.256 AML other m 2023-02-01T22:22:13.75
IV.SSY.HHN. ML:3.5 0.0005430000000000001 0.28 AML other m 2023-02-01T22:22:24.48
IV.SSY.HHE. ML:3.3 0.0003055 0.34 AML other m 2023-02-01T22:22:25.72
IV.HLNI.HHE. ML:2.9 0.00010245000000000001 0.9 AML other m 2023-02-01T22:22:29.80
IV.HLNI.HHN. ML:2.8 0.00009145 1.18 AML other m 2023-02-01T22:22:29.27
IV.MUCR.HHN. ML:2.7 0.000041700000000000004 0.5 AML other m 2023-02-01T22:22:51.60
IV.MUCR.HHE. ML:2.8 0.000045700000000000006 1.28 AML other m 2023-02-01T22:22:53.75
IV.CLTA.HHE. ML:2.7 0.000086509535 2.6624 AML other m 2023-02-01T22:21:55.64
IV.CLTA.HHN. ML:2.5 0.000057634625 2.3424 AML other m 2023-02-01T22:21:56.33
IV.RAFF.HHE. ML:2.8 0.00010655344499999999 2.9696 AML other m 2023-02-01T22:22:08.87
IV.RAFF.HHN. ML:2.9 0.00012916335000000002 1.344 AML other m 2023-02-01T22:22:17.50
IV.HVZN.HNE. ML:3.1 0.00019349230000000002 2.1632 AML other m 2023-02-01T22:22:18.53
IV.HVZN.HNN. ML:2.8 0.0001143457 0.7424 AML other m 2023-02-01T22:22:17.50
IV.HVZN.HHE. ML:2.9 0.00012373137500000002 0.832 AML other m 2023-02-01T22:22:17.44
IV.HVZN.HHN. ML:2.7 0.00009084372 0.7424 AML other m 2023-02-01T22:22:17.48
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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