Earthquake with magnitude of ML 3.4 on date 25-01-2023 and time 01:22:37 (Italy) in region Malta [Sea]

A magnitude ML 3.4 earthquake occured in region: Malta [Sea], on

  • 25-01-2023 00:22:37 (UTC)
  • 25-01-2023 01:22:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 34.9490, 14.5080 at 10 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 3.4 2023-01-25
00:22:37
34.949 14.5078 10 2023-01-25
02:03:36
Sala Sismica INGV-Roma 113770181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-25 00:22:37 ± 0.53
Latitude 34.9490 ± 0.0324
Longitude 14.5078 ± 0.0691
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113770181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 6490
Semi-minor axis of confidence ellipse (meter) 3330
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 256
Circular confidence region, given by single value of horizontal uncertainty (meter) 6490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 330
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 1.81033
Epicentral distance of station farthest from the epicenter (degree) 4.51100
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitude information

ML:3.4

Field Value
Value 3.4
Uncertainty 0.3
Num. used stations 43
Type of magnitude ML
Reference to an origin 113770181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-25 02:03:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.GIB.HHZ. 2023-01-25T00:24:02.73 1.0 undecidable manual S 353 3.0640 38 0.44 18
IV.CSLB.HHZ. 2023-01-25T00:24:01.57 0.6 undecidable manual S 353 3.0082 38 0.61 36
IV.CAR1.HHZ. 2023-01-25T00:23:45.88 0.3 undecidable manual P 17 4.5110 38 -0.44 31
IV.RAFF.HHZ. 2023-01-25T00:23:43.74 0.6 undecidable manual S 357 2.2753 38 0.32 58
IV.HAVL.HHZ. 2023-01-25T00:23:37.59 1.0 undecidable manual S 14 2.0702 38 -0.92 25
IV.PLAC.HHZ. 2023-01-25T00:23:37.04 1.0 undecidable manual P 23 3.8248 38 0.19 12
IV.CROCE.HHZ. 2023-01-25T00:23:33.66 0.6 undecidable manual S 1 1.8823 38 -0.37 67
IV.MSRU.HHZ. 2023-01-25T00:23:31.43 0.3 undecidable manual P 13 3.4084 38 0.33 43
IV.SOI.EHZ. 2023-01-25T00:23:30.72 0.3 undecidable manual P 21 3.3599 38 0.29 45
IV.MUCR.HHZ. 2023-01-25T00:23:27.04 0.1 undecidable manual P 5 3.1063 38 0.12 75
IV.GIB.HHZ. 2023-01-25T00:23:26.19 0.3 undecidable manual P 353 3.0640 38 -0.14 58
IV.PLLN.EHZ. 2023-01-25T00:23:26.49 0.3 undecidable manual P 355 3.0559 38 0.27 57
IV.MSFR.HHZ. 2023-01-25T00:23:26.97 0.3 undecidable manual P 1 3.0838 38 0.36 55
IV.EPZF.HHZ. 2023-01-25T00:23:24.88 0.3 undecidable manual P 5 2.8868 38 0.99 49
IV.CSLB.HHZ. 2023-01-25T00:23:24.93 1.0 negative manual P 353 3.0082 38 -0.64 18
IV.GALF.HHZ. 2023-01-25T00:23:22.69 0.3 undecidable manual P 1 2.7600 38 0.55 64
IV.CPTP.HHZ. 2023-01-25T00:23:18.22 0.6 undecidable manual P 354 2.4722 38 0.05 55
IV.SSY.HHZ. 2023-01-25T00:23:14.34 0.6 undecidable manual P 12 2.2537 38 -0.81 49
IV.RAFF.HHZ. 2023-01-25T00:23:14.52 0.1 undecidable manual P 357 2.2753 38 -0.92 93
IV.HAVL.HHZ. 2023-01-25T00:23:12.62 0.3 undecidable manual P 14 2.0702 38 0.02 100
IV.CROCE.HHZ. 2023-01-25T00:23:09.34 0.6 undecidable manual P 1 1.8823 38 -0.68 61
IV.HPAC.HHZ. 2023-01-25T00:23:09.58 0.6 positive manual P 14 1.8103 38 0.57 65
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HPAC.HHE. ML:3.8 0.0016672245 0.56 AML other m 2023-01-25T00:23:42.09
IV.HPAC.HHN. ML:3.7 0.0013705705 0.46 AML other m 2023-01-25T00:23:42.13
IV.CROCE.HHN. ML:3.2 0.00040591015000000005 0.64 AML other m 2023-01-25T00:23:42.96
IV.HAVL.HHN. ML:3.5 0.000655 0.3 AML other m 2023-01-25T00:23:24.12
IV.CROCE.HHE. ML:3.2 0.00046416080000000003 0.78 AML other m 2023-01-25T00:23:40.84
IV.HAVL.HHE. ML:3.2 0.00038726055 0.26 AML other m 2023-01-25T00:23:23.73
IV.RAFF.HHE. ML:3.7 0.0010362639499999998 0.64 AML other m 2023-01-25T00:23:58.74
IV.MSFR.HHE. ML:3.0 0.00009103838 1.76 AML other m 2023-01-25T00:23:48.15
IV.SSY.HHE. ML:4.3 0.0034798815000000004 0.54 AML other m 2023-01-25T00:23:57.12
IV.SSY.HNE. ML:3.9 0.001425277 0.47 AML other m 2023-01-25T00:23:58.65
IV.RAFF.HHN. ML:3.5 0.0006437865 0.6 AML other m 2023-01-25T00:23:58.66
IV.SSY.HHN. ML:4.3 0.0040096525 0.54 AML other m 2023-01-25T00:23:58.91
IV.SSY.HNN. ML:3.8 0.00108620425 0.36 AML other m 2023-01-25T00:23:57.11
IV.SPS2.HHN. ML:2.9 0.0000224 0.34 AML other m 2023-01-25T00:24:03.49
IV.CSLB.HHN. ML:0.0 0.000128 0.66 AML other m 2023-01-25T00:24:05.79
IV.GALF.HHE. ML:0.0 0.0007170000000000001 0.54 AML other m 2023-01-25T00:24:05.64
IV.GALF.HHN. ML:0.0 0.0008280000000000001 1.16 AML other m 2023-01-25T00:24:07.92
IV.CAR1.HHE. ML:3.4 0.00008135000000000001 1.08 AML other m 2023-01-25T00:24:08.21
IV.CSLB.HNN. ML:0.0 0.00014107045000000002 1.18 AML other m 2023-01-25T00:24:09.66
IV.GIB.HHN. ML:0.0 0.00056166675 0.62 AML other m 2023-01-25T00:24:10.02
IV.EPZF.HHN. ML:0.0 0.00035627545 0.8 AML other m 2023-01-25T00:24:10.19
IV.CSLB.HHE. ML:0.0 0.00013800000000000002 0.72 AML other m 2023-01-25T00:24:10.59
IV.CSLB.HNE. ML:0.0 0.00012915 0.7 AML other m 2023-01-25T00:24:10.94
IV.EPZF.HHE. ML:0.0 0.0003595 0.68 AML other m 2023-01-25T00:24:11.69
IV.MUCR.HHN. ML:0.0 0.0001565 0.76 AML other m 2023-01-25T00:24:13.09
IV.PLLN.EHN. ML:0.0 0.0006625 0.58 AML other m 2023-01-25T00:24:13.55
IV.MUCR.HHE. ML:0.0 0.0001352942 0.48 AML other m 2023-01-25T00:24:15.60
IV.GIB.HHE. ML:0.0 0.00050684465 0.8 AML other m 2023-01-25T00:24:07.60
IV.MSRU.HHE. ML:0.0 0.000222 0.98 AML other m 2023-01-25T00:24:18.89
IV.MSFR.HHN. ML:0.0 0.00010216465 1.16 AML other m 2023-01-25T00:24:14.97
IV.PLLN.EHE. ML:0.0 0.0006195 1.08 AML other m 2023-01-25T00:24:20.94
IV.PLAC.HHN. ML:0.0 0.000111 0.6 AML other m 2023-01-25T00:24:25.93
IV.MSRU.HHN. ML:0.0 0.00020800000000000001 0.44 AML other m 2023-01-25T00:24:26.86
IV.PLAC.HHE. ML:0.0 0.00011525000000000001 0.76 AML other m 2023-01-25T00:24:31.43
IV.CAR1.HHN. ML:3.5 0.00009554999999999999 0.42 AML other m 2023-01-25T00:24:45.81
IV.SPS2.HHE. ML:2.9 0.000018599999999999998 0.42 AML other m 2023-01-25T00:25:01.14
IV.CROCE.HNE. ML:3.3 0.0005856405 0.78 AML other m 2023-01-25T00:23:40.45
IV.CROCE.HNN. ML:3.3 0.0004925713999999999 0.44 AML other m 2023-01-25T00:23:38.75
IV.CPTP.HHN. ML:3.3 0.00030206184999999997 0.74 AML other m 2023-01-25T00:23:57.50
IV.SOI.EHE. ML:3.3 0.0001318907 0.66 AML other m 2023-01-25T00:24:11.17
IV.SOI.EHN. ML:3.1 0.00009666224499999999 0.88 AML other m 2023-01-25T00:24:08.67
IV.PLAC.HNE. ML:3.5 0.00015465400499999998 0.9 AML other m 2023-01-25T00:24:23.22
IV.PLAC.HNN. ML:3.4 0.00012961988000000001 0.83 AML other m 2023-01-25T00:23:53.38
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