Earthquake with magnitude of ML 3.6 on date 22-01-2023 and time 14:21:12 (UTC) in region Malta [Sea]

A magnitude ML 3.6 earthquake occured in region: Malta [Sea], on

  • 22-01-2023 14:21:12 (UTC)
  • 22-01-2023 15:21:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 34.8440, 14.2170 at 16 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 3.6 2023-01-22
14:21:12
34.8435 14.2172 16 2024-03-01
17:18:14
Bollettino Sismico Italiano INGV 119971201
Reviewed
Rev100
ML 3.5 2023-01-22
14:21:13
34.869 14.217 17 2023-01-22
14:39:07
Sala Sismica INGV-Roma 113732671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-22 14:21:12 ± 0.5
Latitude 34.8435 ± 0.0333
Longitude 14.2172 ± 0.0329
Depth (km) 16 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 119971201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 4122
Semi-minor axis of confidence ellipse (meter) 1680
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 149
Circular confidence region, given by single value of horizontal uncertainty (meter) 4120.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 272
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 4.01997
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:3.5

Field Value
Value 3.5
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 113732671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-22 14:39:07

ML:3.6

Field Value
Value 3.6
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 119971201
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-09 14:45:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIUL.HHZ. 2023-01-22T14:23:11.42 3.0 positive manual Pg 18.629999 0
IV.SPS2.HHZ. 2023-01-22T14:22:53.41 3.0 undecidable manual Sn -9.99 0
IV.GATE.HHZ. 2023-01-22T14:22:51.71 3.0 positive manual Pn 0.25 0
MN.VSL.HHZ. 2023-01-22T14:22:47.48 3.0 positive manual Pn 1.26 0
IV.HLNI.HHZ. 2023-01-22T14:22:24.44 0.6 undecidable manual S 12 284.0046 54 -0.22 18
IV.SSY.HHZ. 2023-01-22T14:22:21.27 0.6 undecidable manual S 16 267.9318 54 0.07 22
IV.HVZN.HHZ. 2023-01-22T14:22:20.99 0.6 undecidable manual S 10 262.8369 54 0.89 17
IV.HMDC.HHZ. 2023-01-22T14:22:14.63 0.6 undecidable manual S 12 240.0819 54 -0.57 25
IV.PLAC.HHZ. 2023-01-22T14:22:14.67 0.3 undecidable manual P 26 446.22 54 0.22 19
IV.HPAC.HHZ. 2023-01-22T14:22:10.73 0.6 undecidable manual S 19 219.6135 54 -0.06 32
IV.MSRU.HHZ. 2023-01-22T14:22:09.38 0.6 undecidable manual P 16 396.5031 54 1.11 10
IV.SOI.EHZ. 2023-01-22T14:22:08.19 0.6 undecidable manual P 24 394.0056 54 0.24 14
IV.AIO.HHZ. 2023-01-22T14:22:04.19 0.6 undecidable manual P 14 358.5744 54 0.64 13
IV.MUCR.HHZ. 2023-01-22T14:22:04.47 0.3 undecidable manual P 9 359.7732 54 0.78 18
IV.PLLN.EHZ. 2023-01-22T14:22:04.07 0.6 undecidable manual P 359 349.3836 54 1.66 7
IV.MSFR.HHZ. 2023-01-22T14:22:04.59 0.3 undecidable manual P 5 355.4775 54 1.42 13
IV.GIB.HHZ. 2023-01-22T14:22:03.41 0.6 undecidable manual P 357 349.4835 54 0.99 11
IV.CORL.HHZ. 2023-01-22T14:22:02.87 0.3 undecidable manual P 347 348.0849 54 0.62 19
IV.EPZF.HHZ. 2023-01-22T14:22:02.53 0.3 undecidable manual P 10 335.5086 54 1.85 10
IV.GALF.HHZ. 2023-01-22T14:22:00.25 0.6 undecidable manual P 6 319.6356 54 1.55 8
IV.HLNI.HHZ. 2023-01-22T14:21:53.58 0.3 undecidable manual P 12 284.0046 54 -0.69 24
IV.SSY.HHZ. 2023-01-22T14:21:52.17 0.3 undecidable manual P 16 267.9318 54 -0.1 33
IV.HSRS.HHE. 2023-01-22T14:21:52.56 0.3 undecidable manual P 20 265.3344 54 0.61 30
IV.HVZN.HHZ. 2023-01-22T14:21:51.13 0.3 undecidable manual P 10 262.8369 54 -0.51 31
IV.RAFF.HHZ. 2023-01-22T14:21:51.76 0.3 undecidable manual P 3 264.2355 54 -0.05 35
ML.XLND.BHE. 2023-01-22T14:21:50.33 0.6 undecidable manual S 0 131.868 92 -0.11 47
IV.CLTA.HHE. 2023-01-22T14:21:50.86 0.3 undecidable manual P 355 257.742 54 -0.15 36
IV.HMDC.HHZ. 2023-01-22T14:21:48.84 0.3 undecidable manual P 12 240.0819 54 0.03 42
IV.HAVL.HHZ. 2023-01-22T14:21:48.86 0.3 undecidable manual P 19 248.4624 54 -0.98 29
ML.MSDA.BHZ. 2023-01-22T14:21:47.24 0.6 undecidable manual S 12 119.7912 93 0.02 48
IV.HVIT.HHZ. 2023-01-22T14:21:47.74 0.3 undecidable manual P 6 239.982 54 -1.05 30
IV.HPAC.HHZ. 2023-01-22T14:21:47.05 0.3 undecidable manual P 19 219.6135 54 0.79 40
IV.CROCE.HHE. 2023-01-22T14:21:45.92 0.3 undecidable manual P 7 222.5106 54 -0.69 40
IV.LPDG.HHE. 2023-01-22T14:21:39.95 0.6 undecidable manual P 298 162.2154 54 0.84 34
IV.LINA.HHE. 2023-01-22T14:21:38.97 0.3 undecidable manual P 313 167.4102 54 -0.79 53
ML.XLND.BHE. 2023-01-22T14:21:33.85 0.3 undecidable manual P 0 131.868 92 -0.66 64
ML.MSDA.BHZ. 2023-01-22T14:21:32.59 0.1 undecidable manual P 12 119.7912 93 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HAVL.HHN. ML:3.6 0.000745 1.48 AML other m 2023-01-22T14:22:29.91
IV.HAVL.HHE. ML:3.5 0.0006825 1.38 AML other m 2023-01-22T14:22:30.13
IV.HPAC.HHN. ML:3.8 0.00165 0.42 AML other m 2023-01-22T14:22:31.06
IV.HPAC.HHE. ML:3.9 0.00185 0.58 AML other m 2023-01-22T14:22:32.57
IV.HLNI.HHE. ML:3.4 0.000347 0.54 AML other m 2023-01-22T14:22:36.23
IV.RAFF.HHE. ML:3.5 0.000502 1.22 AML other m 2023-01-22T14:22:36.27
IV.HMDC.HHE. ML:2.9 0.00016599999999999997 0.52 AML other m 2023-01-22T14:22:38.92
IV.HMDC.HNE. ML:3.6 0.0007985 0.5 AML other m 2023-01-22T14:22:38.93
IV.HMDC.HHN. ML:3.5 0.000728 0.52 AML other m 2023-01-22T14:22:40.64
IV.HMDC.HNN. ML:3.6 0.0007589999999999999 0.52 AML other m 2023-01-22T14:22:40.65
IV.HVZN.HHE. ML:3.8 0.0010395 0.68 AML other m 2023-01-22T14:22:40.82
IV.HVZN.HNE. ML:3.8 0.000999 0.7 AML other m 2023-01-22T14:22:40.83
IV.SSY.HHN. ML:4.4 0.003815 0.34 AML other m 2023-01-22T14:22:40.93
IV.SSY.HNE. ML:3.8 0.000933 0.32 AML other m 2023-01-22T14:22:40.93
IV.SSY.HNN. ML:3.9 0.001165 0.38 AML other m 2023-01-22T14:22:40.76
IV.HVZN.HNN. ML:3.8 0.0010235 1.28 AML other m 2023-01-22T14:22:41.91
IV.HVZN.HHN. ML:3.8 0.000988 1.3 AML other m 2023-01-22T14:22:41.26
IV.HLNI.HHN. ML:3.4 0.00034899999999999997 0.62 AML other m 2023-01-22T14:22:42.28
IV.CORL.HHN. ML:3.2 0.0001383 0.94 AML other m 2023-01-22T14:22:42.77
IV.SSY.HHE. ML:4.0 0.0018199999999999998 1.36 AML other m 2023-01-22T14:22:43.28
IV.GIB.HHN. ML:3.6 0.00033199999999999994 1.6 AML other m 2023-01-22T14:22:45.97
IV.RAFF.HHN. ML:3.4 0.00044899999999999996 1.34 AML other m 2023-01-22T14:22:47.85
IV.PLLN.EHE. ML:3.8 0.0005245 1.2 AML other m 2023-01-22T14:22:48.64
IV.GIB.HHE. ML:3.6 0.000307 0.46 AML other m 2023-01-22T14:22:53.63
IV.GALF.HHN. ML:3.7 0.0005780000000000001 1.24 AML other m 2023-01-22T14:22:56.06
IV.PLLN.EHN. ML:3.7 0.0004215 0.82 AML other m 2023-01-22T14:22:56.94
IV.CORL.HNN. ML:3.2 0.00014900000000000002 0.42 AML other m 2023-01-22T14:22:58.80
IV.GALF.HHE. ML:3.7 0.0005825 0.72 AML other m 2023-01-22T14:23:01.86
IV.PLAC.HHN. ML:3.2 0.0000669 1.46 AML other m 2023-01-22T14:23:03.13
IV.EPZF.HHN. ML:3.7 0.000493 1.46 AML other m 2023-01-22T14:23:03.89
IV.PLAC.HHE. ML:3.2 0.0000734 0.48 AML other m 2023-01-22T14:23:03.36
IV.AIO.HHE. ML:3.2 0.0001245 0.88 AML other m 2023-01-22T14:23:03.78
IV.EPZF.HHE. ML:3.7 0.00045400000000000003 1.06 AML other m 2023-01-22T14:23:04.04
IV.AIO.HHN. ML:3.2 0.00011999999999999999 0.66 AML other m 2023-01-22T14:23:06.82
IV.MUCR.HHN. ML:3.2 0.00012905 1.1 AML other m 2023-01-22T14:23:08.02
IV.MUCR.HHE. ML:3.3 0.000162 1.06 AML other m 2023-01-22T14:23:08.26
IV.CORL.HHE. ML:3.3 0.00016999999999999999 0.42 AML other m 2023-01-22T14:23:08.73
IV.CORL.HNE. ML:3.2 0.0001523814 0.4832 AML other m 2023-01-22T14:23:08.72
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