Earthquake with magnitude of ML 3.6 on date 20-01-2023 and time 15:14:24 (UTC) in region Malta [Sea]

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

  • 20-01-2023 15:14:24 (UTC)
  • 20-01-2023 16:14:24 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 34.8150, 14.5940 at 18 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 2023-01-20
15:14:24
34.8147 14.5942 18 2024-03-01
17:18:14
Bollettino Sismico Italiano INGV 119926661
Reviewed
Rev100
ML 3.6 2023-01-20
15:14:24
34.8267 14.5583 18 2023-01-20
15:28:47
Sala Sismica INGV-Roma 113702571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-20 15:14:24 ± 0.76
Latitude 34.8147 ± 0.0324
Longitude 14.5942 ± 0.0394
Depth (km) 18 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 119926661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3412
Semi-minor axis of confidence ellipse (meter) 3269
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 105
Circular confidence region, given by single value of horizontal uncertainty (meter) 3410.0
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 29
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 3.92194
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:3.6

Field Value
Value 3.6
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 119926661
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-07 16:59:01

ML:3.6

Field Value
Value 3.6
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 113702571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-20 15:28:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IMOL.HNZ. 2023-01-20T15:16:49.20 3.0 negative manual Pn 3.45 0
IV.MC2.EHZ. 2023-01-20T15:16:45.76 3.0 undecidable manual Pg 22.370001 0
IV.MOCO.HHZ. 2023-01-20T15:16:16.90 3.0 undecidable manual Pg 15.46 0
IV.MRB1.HNZ. 2023-01-20T15:16:10.79 3.0 undecidable manual Pg 12.87 0
IV.VULT.HHZ. 2023-01-20T15:16:04.34 3.0 negative manual Pg 8.04 0
IV.SALB.HHZ. 2023-01-20T15:15:45.17 3.0 positive manual Pn 1.63 0
IV.SPS2.HHZ. 2023-01-20T15:15:37.24 3.0 positive manual Pn 1.36 0
IV.HLNI.HHZ. 2023-01-20T15:15:34.80 0.6 undecidable manual S 5 282.2064 54 -0.6 27
IV.RAFF.HHZ. 2023-01-20T15:15:32.14 0.6 undecidable manual S 356 267.9318 54 -0.18 35
IV.SSY.HHZ. 2023-01-20T15:15:32.49 0.6 undecidable manual S 9 263.4363 54 1.12 27
IV.PLAC.HHZ. 2023-01-20T15:15:25.13 0.3 undecidable manual P 22 435.3309 54 0.75 27
IV.CROCE.HHE. 2023-01-20T15:15:21.47 0.6 undecidable manual S 359 223.9092 54 -1.37 31
IV.MSRU.HHZ. 2023-01-20T15:15:19.37 0.6 undecidable manual P 12 391.2084 54 0.49 21
IV.SOI.EHZ. 2023-01-20T15:15:18.70 0.3 undecidable manual P 19 384.2265 54 0.69 30
IV.MPNC.HHZ. 2023-01-20T15:15:17.42 0.3 undecidable manual P 10 375.735 54 0.47 32
IV.LPDG.HHE. 2023-01-20T15:15:16.50 0.6 undecidable manual S 294 194.4609 54 0.01 62
IV.MUCR.HHZ. 2023-01-20T15:15:15.27 0.3 undecidable manual P 4 358.974 54 0.4 33
IV.AIO.HHZ. 2023-01-20T15:15:14.57 0.3 undecidable manual P 9 354.7782 54 0.22 35
IV.CSLB.HHZ. 2023-01-20T15:15:13.70 0.3 undecidable manual P 352 349.6833 54 -0.02 36
IV.GALF.HHZ. 2023-01-20T15:15:11.39 0.6 undecidable manual P 360 321.234 54 1.21 17
IV.HLNI.HHZ. 2023-01-20T15:15:04.24 0.3 undecidable manual P 5 282.2064 54 -1.08 33
IV.RAFF.HHZ. 2023-01-20T15:15:02.38 0.3 undecidable manual P 356 267.9318 54 -1.16 37
IV.SSY.HHZ. 2023-01-20T15:15:02.82 0.3 undecidable manual P 9 263.4363 54 -0.16 55
IV.HAVL.HHZ. 2023-01-20T15:15:00.33 0.3 undecidable manual P 11 242.5794 54 -0.06 67
ML.MSDA.BHE. 2023-01-20T15:14:59.70 0.3 undecidable manual S 355 120.99 94 0.69 100
IV.HPAC.HHE. 2023-01-20T15:14:58.48 0.3 undecidable manual P 11 213.8193 54 1.67 42
IV.CROCE.HHE. 2023-01-20T15:14:56.48 0.3 undecidable manual P 359 223.9092 54 -1.58 41
IV.LPDG.HHE. 2023-01-20T15:14:54.95 0.3 undecidable manual P 294 194.4609 54 0.55 82
ML.MSDA.BHE. 2023-01-20T15:14:43.18 0.3 undecidable manual P 355 120.99 94 -1.12 87
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HAVL.HHE. ML:3.7 0.001047 1.14 AML other m 2023-01-20T15:15:40.83
IV.HAVL.HHN. ML:3.8 0.001195 1.06 AML other m 2023-01-20T15:15:45.15
IV.RAFF.HHE. ML:3.6 0.0007019999999999999 1.12 AML other m 2023-01-20T15:15:47.24
IV.HLNI.HHN. ML:3.5 0.0004935 0.68 AML other m 2023-01-20T15:15:48.23
IV.HLNI.HHE. ML:3.6 0.000506 0.82 AML other m 2023-01-20T15:15:48.82
IV.SSY.HNE. ML:4.1 0.001917335 1.4624 AML other m 2023-01-20T15:15:50.15
IV.SSY.HHN. ML:4.5 0.0048232145 0.3456 AML other m 2023-01-20T15:15:52.62
IV.SSY.HNN. ML:4.0 0.0017456635000000001 0.5504 AML other m 2023-01-20T15:15:53.48
IV.RAFF.HHN. ML:3.6 0.0007035 0.62 AML other m 2023-01-20T15:15:56.52
IV.SSY.HHE. ML:4.4 0.003925 0.64 AML other m 2023-01-20T15:15:57.11
IV.SOI.EHE. ML:3.2 0.00011549999999999999 0.52 AML other m 2023-01-20T15:16:01.02
IV.CSLB.HNE. ML:3.3 0.00015995885000000002 0.9632 AML other m 2023-01-20T15:16:01.60
IV.CSLB.HHE. ML:3.2 0.00011871102 1.0016 AML other m 2023-01-20T15:16:01.62
IV.GALF.HHN. ML:3.9 0.0008665000000000001 0.72 AML other m 2023-01-20T15:16:02.44
IV.GALF.HNE. ML:3.2 0.00014822499999999998 1.296 AML other m 2023-01-20T15:16:02.06
IV.GALF.HHE. ML:3.9 0.0008687124499999999 0.8832 AML other m 2023-01-20T15:16:12.63
IV.PLAC.HNE. ML:3.4 0.000122523945 0.6272 AML other m 2023-01-20T15:16:13.02
IV.PLAC.HHE. ML:3.4 0.00010079764000000001 0.32 AML other m 2023-01-20T15:16:13.02
IV.PLAC.HHN. ML:3.4 0.0001077 0.42 AML other m 2023-01-20T15:16:13.56
IV.GIB.HHE. ML:3.8 0.0005960302 0.6016 AML other m 2023-01-20T15:16:13.52
IV.SOI.EHN. ML:3.2 0.00009535 1.42 AML other m 2023-01-20T15:16:17.11
IV.CSLB.HNN. ML:3.3 0.00014763975 1.1008 AML other m 2023-01-20T15:16:19.81
IV.CSLB.HHN. ML:3.3 0.00015900000000000002 1.02 AML other m 2023-01-20T15:16:19.81
IV.AIO.HHN. ML:3.3 0.00017604385000000001 0.6656 AML other m 2023-01-20T15:16:20.39
IV.MUCR.HHE. ML:3.4 0.00020262835 1.4752 AML other m 2023-01-20T15:16:20.92
IV.MUCR.HHN. ML:3.6 0.0002985 0.42 AML other m 2023-01-20T15:16:21.18
IV.MPNC.HHE. ML:3.7 0.0003250307 1.2704 AML other m 2023-01-20T15:16:21.00
IV.AIO.HHE. ML:3.3 0.00016390735 1.36 AML other m 2023-01-20T15:16:22.86
IV.MPNC.HHN. ML:3.8 0.00044000000000000007 1.16 AML other m 2023-01-20T15:16:22.41
IV.PLAC.HNN. ML:3.4 0.00012411545 0.6272 AML other m 2023-01-20T15:16:27.96
IV.MSRU.HHN. ML:3.6 0.0002407245 0.5888 AML other m 2023-01-20T15:16:28.35
IV.MSRU.HHE. ML:3.8 0.00035699015 0.6144 AML other m 2023-01-20T15:16:31.08
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