Earthquake with magnitude of ML 3.8 on date 11-04-2023 and time 06:06:10 (UTC) in region Malta [Sea]

A magnitude ML 3.8 earthquake occured in region: Malta [Sea], on

  • 11-04-2023 06:06:10 (UTC)
  • 11-04-2023 08:06:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 34.8400, 14.1220 at 16 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 3.8 2023-04-11
06:06:10
34.8405 14.1218 16 2023-04-11
07:03:33
Sala Sismica INGV-Roma 116270731
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-11 06:06:10 ± 0.38
Latitude 34.8405 ± 0.0189
Longitude 14.1218 ± 0.0340
Depth (km) 16 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 116270731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3074
Semi-minor axis of confidence ellipse (meter) 973
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 112
Circular confidence region, given by single value of horizontal uncertainty (meter) 3070.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 309
Number of associated phases, regardless of their use for origin computation 59
Number of defining phases 48
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 4.05684
Number of stations at which the event was observed 46
Number of stations from which data was used for origin computation 35
Magnitude information

ML:3.8

Field Value
Value 3.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 116270731
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-11 07:03:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SALB.HHZ. 2023-04-11T06:08:29.89 3.0 undecidable manual Sg 13.46 0
IV.SPS2.HHZ. 2023-04-11T06:08:14.58 3.0 undecidable manual Sg 11.14 0
IV.MTCE.HHZ. 2023-04-11T06:08:12.96 3.0 negative manual Pg 15.84 0
MN.THL.HHZ. 2023-04-11T06:08:05.99 3.0 undecidable manual Pn -4.38 0
IV.MSRU.HHZ. 2023-04-11T06:07:48.32 0.3 undecidable manual S 18 399.3003 54 1.13 15
IV.SOI.EHZ. 2023-04-11T06:07:46.56 1.0 undecidable manual S 25 397.9017 54 -0.32 7
OT.TAR1.HHZ. 2023-04-11T06:07:44.63 3.0 undecidable manual Pn 2.05 0
IV.LEVAN.EHZ. 2023-04-11T06:07:42.98 0.1 undecidable manual S 336 383.8269 54 -0.87 22
IV.SOLUN.HHZ. 2023-04-11T06:07:39.95 0.6 undecidable manual S 352 364.4574 54 0.26 14
IV.PLLN.EHZ. 2023-04-11T06:07:38.14 0.1 undecidable manual S 0 349.6833 54 1.65 15
IV.CSLB.HHZ. 2023-04-11T06:07:36.14 0.6 undecidable manual S 359 343.6005 54 0.96 11
IV.GRIS.EHZ. 2023-04-11T06:07:27.59 3.0 positive manual Pn 0.99 0
IV.CELI.HHZ. 2023-04-11T06:07:25.79 3.0 positive manual Pn 0.66 0
IV.CET2.HHZ. 2023-04-11T06:07:24.49 3.0 positive manual Pn 0.25 0
IV.AGST.EHZ. 2023-04-11T06:07:22.07 0.1 undecidable manual S 20 285.7029 54 -0.64 32
IV.HLNI.HHZ. 2023-04-11T06:07:21.79 0.6 undecidable manual S 13 286.2024 54 -1.02 13
IV.SERS.HHZ. 2023-04-11T06:07:21.75 3.0 negative manual Pn -0.05 0
IV.SELL.HHZ. 2023-04-11T06:07:20.98 3.0 undecidable manual Pn 0.14 0
IV.RAFF.HHZ. 2023-04-11T06:07:19.05 1.0 undecidable manual S 5 265.1346 54 0.79 9
IV.HVZN.HHZ. 2023-04-11T06:07:18.76 1.0 undecidable manual S 11 264.735 54 0.58 10
IV.PLAC.HHZ. 2023-04-11T06:07:13.07 0.6 positive manual P 27 450.3048 54 0.41 12
IV.HVIT.HHZ. 2023-04-11T06:07:12.76 0.6 undecidable manual S 8 241.3806 54 -0.4 26
IV.CROCE.HHZ. 2023-04-11T06:07:08.45 1.0 undecidable manual S 9 224.109 54 -0.97 12
IV.MSRU.HHZ. 2023-04-11T06:07:07.09 0.6 undecidable manual P 18 399.3003 54 0.77 11
IV.IFIL.HHZ. 2023-04-11T06:07:07.72 0.6 negative manual P 5 415.0734 54 -0.55 12
IV.SOI.EHZ. 2023-04-11T06:07:06.41 0.6 positive manual P 25 397.9017 54 0.27 13
IV.IVPL.HHZ. 2023-04-11T06:07:06.77 0.6 positive manual P 11 399.6 54 0.42 13
IV.LEVAN.EHZ. 2023-04-11T06:07:04.04 0.1 undecidable manual P 336 383.8269 54 -0.35 27
IV.MUCR.HHZ. 2023-04-11T06:07:02.49 0.6 positive manual P 10 361.5603 54 0.88 11
IV.AIO.HHZ. 2023-04-11T06:07:01.97 1.0 undecidable manual P 16 361.1607 54 0.4 7
IV.PLLN.EHZ. 2023-04-11T06:07:01.14 0.3 positive manual P 0 349.6833 54 1 16
IV.SOLUN.HHZ. 2023-04-11T06:07:01.86 0.1 positive manual P 352 364.4574 54 -0.12 29
IV.GIB.HHZ. 2023-04-11T06:07:00.78 0.6 positive manual P 359 349.4835 54 0.66 13
IV.EPZF.HHZ. 2023-04-11T06:07:00.07 0.1 undecidable manual P 11 337.4067 54 1.46 17
IV.MBFT.HHZ. 2023-04-11T06:07:00.93 0.3 undecidable manual P 344 359.973 54 -0.49 20
IV.CORL.HHZ. 2023-04-11T06:06:59.20 0.3 undecidable manual P 348 346.5864 54 -0.55 20
IV.CSLB.HHZ. 2023-04-11T06:06:59.84 0.6 negative manual P 359 343.6005 54 0.46 14
IV.CIMI.HHZ. 2023-04-11T06:06:59.42 0.3 negative manual P 352 340.9032 54 0.37 21
IV.CAVT.HHZ. 2023-04-11T06:06:58.46 0.3 negative manual P 339 337.8063 54 -0.19 22
IV.GALF.HHZ. 2023-04-11T06:06:57.78 0.1 undecidable manual P 7 320.8344 54 1.23 20
IV.ALJA.HHZ. 2023-04-11T06:06:57.67 0.3 negative manual P 354 324.3309 54 0.69 19
IV.LPDG.HHZ. 2023-04-11T06:06:56.08 3.0 undecidable manual Pn 0.07 0
IV.RESU.HHZ. 2023-04-11T06:06:56.56 0.1 undecidable manual P 359 311.355 54 1.19 21
IV.CPTP.HHZ. 2023-04-11T06:06:53.18 0.6 negative manual P 1 284.8038 54 1.12 13
IV.CMDO.HHZ. 2023-04-11T06:06:53.75 0.1 undecidable manual P 355 292.2852 54 0.76 28
IV.AGST.EHZ. 2023-04-11T06:06:52.64 0.6 undecidable manual P 20 285.7029 54 0.46 17
IV.HLNI.HHZ. 2023-04-11T06:06:51.62 0.1 positive manual P 13 286.2024 54 -0.62 32
IV.HSRS.HHZ. 2023-04-11T06:06:50.29 0.3 undecidable manual P 21 268.6311 54 0.23 32
IV.SSY.HHZ. 2023-04-11T06:06:49.91 0.3 positive manual P 18 270.8289 54 -0.42 30
IV.HVZN.HHZ. 2023-04-11T06:06:49.21 0.6 positive manual P 11 264.735 54 -0.36 21
IV.RAFF.HHZ. 2023-04-11T06:06:49.22 0.3 negative manual P 5 265.1346 54 -0.39 32
IV.CLTA.HHZ. 2023-04-11T06:06:48.41 0.1 undecidable manual P 357 257.4534 54 -0.25 47
IV.HAVL.HHZ. 2023-04-11T06:06:47.18 1.0 positive manual P 21 251.6592 54 -0.76 10
IV.HVIT.HHZ. 2023-04-11T06:06:46.13 0.1 negative manual P 8 241.3806 54 -0.54 50
IV.HMDC.HHZ. 2023-04-11T06:06:46.18 0.1 positive manual P 14 242.3796 54 -0.61 48
MN.WDD.HHZ. 2023-04-11T06:06:44.08 0.6 undecidable manual S 18 116.3946 93 0.04 50
IV.HPAC.HHZ. 2023-04-11T06:06:44.64 0.6 undecidable manual P 21 223.0101 54 0.27 30
IV.CROCE.HHZ. 2023-04-11T06:06:43.84 0.1 positive manual P 9 224.109 54 -0.67 53
MN.WDD.HHZ. 2023-04-11T06:06:29.76 0.1 undecidable manual P 18 116.3946 93 -0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CLTA.HHE. ML:4.0 0.001585 0.58 AML other m 2023-04-11T06:07:30.04
IV.CLTA.HHN. ML:3.8 0.001105 1.04 AML other m 2023-04-11T06:07:31.65
IV.ALJA.HHN. ML:3.8 0.000722 0.74 AML other m 2023-04-11T06:07:43.78
IV.ALJA.HHE. ML:3.8 0.0007115 0.64 AML other m 2023-04-11T06:07:50.61
IV.SPS2.HHE. ML:3.5 0.00006875 0.64 AML other m 2023-04-11T06:08:25.31
IV.SPS2.HHN. ML:3.6 0.00008340000000000001 0.86 AML other m 2023-04-11T06:08:31.35
IV.CELI.HHE. ML:3.7 0.00010515 0.76 AML other m 2023-04-11T06:08:37.35
IV.CELI.HHN. ML:3.8 0.0001455 0.86 AML other m 2023-04-11T06:08:40.23
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