Earthquake with magnitude of ML 3.6 on date 18-01-2023 and time 08:46:11 (UTC) in region Malta [Sea]

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

  • 18-01-2023 08:46:11 (UTC)
  • 18-01-2023 09:46:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 34.8260, 14.0230 at 20 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 3.6 2023-01-18
08:46:11
34.8263 14.0233 20 2023-01-18
09:19:02
Sala Sismica INGV-Roma 113654891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-18 08:46:11 ± 0.67
Latitude 34.8263 ± 0.0243
Longitude 14.0233 ± 0.0679
Depth (km) 20 ± 6 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113654891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5113
Semi-minor axis of confidence ellipse (meter) 3613
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 100
Circular confidence region, given by single value of horizontal uncertainty (meter) 5110.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 319
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 3.63236
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 14
Magnitude information

ML:3.6

Field Value
Value 3.6
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 113654891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-18 09:19:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MCRV.HHZ. 2023-01-18T08:48:24.13 3.0 undecidable manual Sn -5.37 0
IV.GRI.EHZ. 2023-01-18T08:47:58.70 3.0 undecidable manual Sg 5.64 0
IT.GLNS.HNZ. 2023-01-18T08:47:57.75 3.0 undecidable manual Pn 2.56 0
IV.APRC.HHZ. 2023-01-18T08:47:55.42 3.0 undecidable manual Pn 1.55 0
IV.MOCO.HHZ. 2023-01-18T08:47:50.98 3.0 undecidable manual Pn 2.94 0
IV.TDS.HHZ. 2023-01-18T08:47:37.29 3.0 undecidable manual Pg 8.34 0
IV.SALB.HHZ. 2023-01-18T08:47:37.74 3.0 negative manual Pg 6.08 0
IV.MCRV.HHZ. 2023-01-18T08:47:36.30 3.0 undecidable manual Pn -3.77 0
IV.SCIAC.HHE. 2023-01-18T08:47:27.38 0.6 undecidable manual S 345 2.7897 54 -0.74 13
IV.SSY.HHZ. 2023-01-18T08:47:22.46 1.0 undecidable manual S 20 2.4803 54 1.74 5
IV.RAFF.HHZ. 2023-01-18T08:47:21.29 1.0 undecidable manual S 6 2.4102 54 2.23 4
IV.HVIT.HHZ. 2023-01-18T08:47:14.21 1.0 undecidable manual S 10 2.2024 54 0.14 14
IV.PLAC.HHZ. 2023-01-18T08:47:13.90 3.0 positive manual Pn -1.86 0
IV.SOI.EHZ. 2023-01-18T08:47:07.49 0.3 undecidable manual P 26 3.6324 54 0.17 22
IV.MUCR.HHZ. 2023-01-18T08:47:03.50 0.6 undecidable manual P 12 3.2870 54 0.95 12
IV.AIO.HHZ. 2023-01-18T08:47:02.95 0.3 undecidable manual P 17 3.2897 54 0.35 22
IV.EPZF.HHZ. 2023-01-18T08:47:01.63 3.0 undecidable manual P 0
IV.CSLB.HHZ. 2023-01-18T08:47:01.22 0.3 undecidable manual P 1 3.1090 54 1.12 16
IV.CIMI.HHZ. 2023-01-18T08:47:00.91 0.3 undecidable manual P 353 3.0748 54 1.29 15
IV.SCIAC.HHE. 2023-01-18T08:46:55.25 0.1 undecidable manual P 345 2.7897 54 -0.43 30
IV.HLNI.HHZ. 2023-01-18T08:46:52.18 0.3 undecidable manual P 15 2.6125 54 -1.05 20
IV.SSY.HHZ. 2023-01-18T08:46:51.46 0.3 undecidable manual P 20 2.4803 54 0.06 33
IV.RAFF.HHZ. 2023-01-18T08:46:50.17 0.3 undecidable manual P 6 2.4102 54 -0.27 34
IV.CLTA.HHE. 2023-01-18T08:46:49.69 0.3 undecidable manual P 359 2.3310 54 0.34 36
ML.XLND.BHE. 2023-01-18T08:46:49.76 0.3 undecidable manual S 8 1.2159 94 -0.17 74
IV.HAVL.HHZ. 2023-01-18T08:46:48.00 0.6 undecidable manual P 22 2.3104 54 -1.06 19
IV.HMDC.HHZ. 2023-01-18T08:46:47.59 0.6 undecidable manual P 16 2.2186 54 -0.2 27
IV.HVIT.HHZ. 2023-01-18T08:46:46.96 0.3 undecidable manual P 10 2.2024 54 -0.61 38
ML.XLND.BHE. 2023-01-18T08:46:33.78 0.1 undecidable manual P 8 1.2159 94 0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSY.HNN. ML:3.9 0.00110261905 1.1712 AML other m 2023-01-18T08:47:34.20
IV.RAFF.HHN. ML:3.5 0.00049787935 0.5824 AML other m 2023-01-18T08:47:26.61
IV.HMDC.HHN. ML:3.3 0.000395 1.48 AML other m 2023-01-18T08:47:04.78
IV.SSY.HNE. ML:4.0 0.00138311545 0.48 AML other m 2023-01-18T08:47:31.65
IV.RAFF.HHE. ML:3.5 0.000581003 0.6208 AML other m 2023-01-18T08:47:25.24
IV.HMDC.HHE. ML:2.6 0.00006819999999999999 1.06 AML other m 2023-01-18T08:47:07.82
IV.HAVL.HHE. ML:3.4 0.0005449999999999999 0.6 AML other m 2023-01-18T08:47:18.47
IV.HLNI.HHE. ML:3.4 0.0003115 0.58 AML other m 2023-01-18T08:47:25.03
IV.HLNI.HHN. ML:3.3 0.000266 0.68 AML other m 2023-01-18T08:47:25.34
IV.EPZF.HHE. ML:3.8 0.0004975 0.42 AML other m 2023-01-18T08:47:39.89
IV.EPZF.HHN. ML:3.7 0.00046550000000000004 1.52 AML other m 2023-01-18T08:47:41.16
IV.AIO.HHE. ML:3.4 0.00016350000000000002 0.6 AML other m 2023-01-18T08:47:44.49
IV.CIMI.HHE. ML:3.7 0.0004715 1.28 AML other m 2023-01-18T08:47:48.64
IV.CIMI.HNE. ML:3.8 0.0004935 1.28 AML other m 2023-01-18T08:47:48.65
IV.CSLB.HHE. ML:3.7 0.0003965 0.84 AML other m 2023-01-18T08:47:48.24
IV.AIO.HHN. ML:3.3 0.0001555 0.52 AML other m 2023-01-18T08:47:48.26
IV.CSLB.HHN. ML:3.6 0.000358 0.98 AML other m 2023-01-18T08:47:49.76
IV.CIMI.HNN. ML:3.8 0.0005775 0.62 AML other m 2023-01-18T08:47:49.14
IV.CIMI.HHN. ML:3.8 0.0005484999999999999 0.66 AML other m 2023-01-18T08:47:49.13
IV.SOI.EHE. ML:3.3 0.00010714999999999999 0.78 AML other m 2023-01-18T08:47:52.41
IV.SOI.EHN. ML:3.4 0.00015200000000000004 0.66 AML other m 2023-01-18T08:48:05.41
IV.PLAC.HHN. ML:3.4 0.00010799999999999998 0.62 AML other m 2023-01-18T08:48:15.53
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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