Earthquake with magnitude of ML 3.7 on date 09-10-2021 and time 06:52:46 (UTC) in region Malta [Sea]

A magnitude ML 3.7 earthquake occured in region: Malta [Sea], on

  • 09-10-2021 06:52:46 (UTC)
  • 09-10-2021 08:52:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 34.7110, 14.1360 at 32 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 3.7 2021-10-09
06:52:46
34.7113 14.1362 32 2022-03-30
13:04:27
Bollettino Sismico Italiano INGV 99440201
Reviewed
Rev100
ML 3.7 2021-10-09
06:52:45
34.8248 13.9428 10 2021-10-09
07:16:58
Sala Sismica INGV-Roma 96371191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-09 06:52:46 ± 0.48
Latitude 34.7113 ± 0.0207
Longitude 14.1362 ± 0.0459
Depth (km) 32 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 99440201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 4313
Semi-minor axis of confidence ellipse (meter) 2035
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 291
Circular confidence region, given by single value of horizontal uncertainty (meter) 4310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 293
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 42
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 1.16912
Epicentral distance of station farthest from the epicenter (degree) 5.05599
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 35
Magnitudes information

ML:3.7

Field Value
Value 3.7
Uncertainty 0.2
Num. used stations 65
Type of magnitude ML
Reference to an origin 99440201
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-01-07 15:10:58

ML:3.7

Field Value
Value 3.7
Uncertainty 0.2
Num. used stations 65
Type of magnitude ML
Reference to an origin 96371191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-09 07:16:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CELI.HHZ. 2021-10-09T06:54:02.31 0.3 undecidable manual P 21 5.0560 54 0.9 24
IV.HAGA.HHZ. 2021-10-09T06:54:00.30 0.6 undecidable manual S 17 2.7007 54 0.62 24
IV.RAFF.HHZ. 2021-10-09T06:53:55.20 0.6 undecidable manual S 4 2.5163 54 -0.07 36
IV.HAVL.HHZ. 2021-10-09T06:53:52.50 0.6 undecidable manual S 19 2.3841 54 0.38 39
IV.HVIT.HHZ. 2021-10-09T06:53:50.10 0.6 undecidable manual S 8 2.3014 54 -0.02 45
IV.HMDC.HHZ. 2021-10-09T06:53:50.20 0.6 undecidable manual S 13 2.3068 54 -0.05 45
IV.PLAC.HHZ. 2021-10-09T06:53:49.76 0.3 undecidable manual P 26 4.1675 54 0.62 31
IV.ISPIC.EHZ. 2021-10-09T06:53:47.20 0.6 undecidable manual S 17 2.1593 54 0.47 46
IV.SOI.EHZ. 2021-10-09T06:53:43.32 0.3 undecidable manual P 24 3.6971 54 0.68 32
IV.MILZ.HHZ. 2021-10-09T06:53:42.67 0.3 undecidable manual P 14 3.6647 54 0.47 35
IV.MPNC.HHZ. 2021-10-09T06:53:41.57 0.3 undecidable manual P 16 3.5694 54 0.69 32
IV.MCPD.HHZ. 2021-10-09T06:53:39.82 0.3 undecidable manual P 8 3.4399 54 0.73 32
IV.MUCR.HHZ. 2021-10-09T06:53:38.69 0.3 undecidable manual P 10 3.3823 54 0.4 36
IV.MSFR.HHZ. 2021-10-09T06:53:38.20 0.3 undecidable manual P 6 3.3410 54 0.48 36
IV.GIB.HHZ. 2021-10-09T06:53:37.24 0.3 undecidable manual P 358 3.2780 54 0.38 37
IV.SOLUN.HHZ. 2021-10-09T06:53:37.79 0.3 undecidable manual P 352 3.4129 54 -0.94 30
IV.SCIAR.HHZ. 2021-10-09T06:53:36.03 0.3 undecidable manual P 355 3.2421 54 -0.33 37
IV.EPZF.HHZ. 2021-10-09T06:53:36.61 0.3 undecidable manual P 10 3.1647 54 1.32 25
IV.CSLB.HHZ. 2021-10-09T06:53:36.09 0.3 undecidable manual P 359 3.2250 54 -0.03 40
IV.EMSG.HHZ. 2021-10-09T06:53:36.15 0.3 undecidable manual P 12 3.1755 54 0.71 34
IV.ESCV.HHZ. 2021-10-09T06:53:35.75 0.3 undecidable manual P 10 3.0829 54 1.59 22
IV.EPIT.HHZ. 2021-10-09T06:53:35.80 0.6 undecidable manual P 13 3.1854 54 0.22 26
IV.PETRA.HHZ. 2021-10-09T06:53:35.14 0.1 undecidable manual P 360 3.1197 54 0.46 49
IV.ALJA.HHZ. 2021-10-09T06:53:34.04 0.3 undecidable manual P 354 3.0514 54 0.31 39
IV.EMPL.HHZ. 2021-10-09T06:53:34.38 0.3 undecidable manual P 13 3.0406 54 0.8 33
IV.GALF.HHZ. 2021-10-09T06:53:33.93 0.3 undecidable manual P 6 3.0172 54 0.67 35
IV.MMGO.HHE. 2021-10-09T06:53:32.22 0.3 undecidable manual P 343 3.0937 54 -2.09 15
MN.VAE.HHZ. 2021-10-09T06:53:31.41 0.3 undecidable manual P 4 2.7618 54 1.69 21
IV.SCIAC.HHE. 2021-10-09T06:53:29.78 0.3 undecidable manual P 344 2.9255 54 -2.2 13
IV.HAGA.HHZ. 2021-10-09T06:53:28.41 0.3 undecidable manual P 17 2.7007 54 -0.47 39
IV.HVZN.HHZ. 2021-10-09T06:53:26.14 0.3 undecidable manual P 11 2.5091 54 -0.1 54
IV.SSY.HHZ. 2021-10-09T06:53:26.94 0.3 undecidable manual P 17 2.5595 54 0 52
IV.HSRS.HHE. 2021-10-09T06:53:26.51 0.3 undecidable manual P 20 2.5370 54 -0.11 52
IV.CLTA.HHZ. 2021-10-09T06:53:25.20 0.3 undecidable manual P 357 2.4489 54 -0.21 56
IV.RAFF.HHZ. 2021-10-09T06:53:25.52 0.3 undecidable manual P 4 2.5163 54 -0.81 43
IV.HAVL.HHZ. 2021-10-09T06:53:24.06 0.3 undecidable manual P 19 2.3841 54 -0.45 57
IV.HMDC.HHZ. 2021-10-09T06:53:22.67 0.3 undecidable manual P 13 2.3068 54 -0.77 55
IV.HVIT.HHZ. 2021-10-09T06:53:22.52 0.1 undecidable manual P 8 2.3014 54 -0.84 71
MN.WDD.HHZ. 2021-10-09T06:53:22.55 0.6 undecidable manual S 16 1.1691 54 -0.49 81
IV.ISPIC.EHZ. 2021-10-09T06:53:20.88 0.3 undecidable manual P 17 2.1593 54 -0.52 69
IV.LINA.HHE. 2021-10-09T06:53:13.70 0.6 undecidable manual P 319 1.5567 54 0.62 66
MN.WDD.HHZ. 2021-10-09T06:53:06.77 0.3 undecidable manual P 16 1.1691 54 -0.95 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ISPIC.EHE. ML:0.0 0.0011854417 1.4208 AML other m 2021-10-09T06:53:59.25
IV.ISPIC.HNE. ML:0.0 0.001361051 1.3984 AML other m 2021-10-09T06:53:59.26
IV.MPNC.HHE. ML:3.9 0.000428 0.46 AML other m 2021-10-09T06:53:49.35
IV.HMDC.HHN. ML:0.0 0.0014844729999999998 1.6608 AML other m 2021-10-09T06:53:58.91
IV.HMDC.HNE. ML:0.0 0.0013891775 0.3712 AML other m 2021-10-09T06:54:04.09
IV.HMDC.HHE. ML:0.0 0.001422224 0.3616 AML other m 2021-10-09T06:54:04.09
IV.HVIT.HHE. ML:0.0 0.00142662 1.5584 AML other m 2021-10-09T06:54:04.10
IV.HVIT.HHN. ML:0.0 0.0013598895 0.4192 AML other m 2021-10-09T06:54:01.65
IV.HMDC.HNN. ML:0.0 0.0014144364999999998 1.6608 AML other m 2021-10-09T06:53:58.92
IV.ISPIC.HNN. ML:0.0 0.0010141838000000002 1.3088 AML other m 2021-10-09T06:53:58.30
IV.ISPIC.EHN. ML:0.0 0.00117223305 0.7808 AML other m 2021-10-09T06:54:00.52
IV.HAVL.HHN. ML:0.0 0.0026372410000000002 1.2192 AML other m 2021-10-09T06:54:11.35
IV.HVZN.HNN. ML:0.0 0.00126 0.34 AML other m 2021-10-09T06:54:02.45
IV.HVZN.HHN. ML:0.0 0.0012850000000000001 0.34 AML other m 2021-10-09T06:54:02.45
IV.HVZN.HNE. ML:0.0 0.0010515 0.66 AML other m 2021-10-09T06:54:03.43
IV.HVZN.HHE. ML:0.0 0.0010895000000000002 0.66 AML other m 2021-10-09T06:54:03.43
IV.SSY.HHE. ML:0.0 0.0026950000000000003 1.3 AML other m 2021-10-09T06:54:04.06
IV.SSY.HHN. ML:0.0 0.00426 1.22 AML other m 2021-10-09T06:54:00.74
IV.HAVL.HHE. ML:0.0 0.0015347615 0.24 AML other m 2021-10-09T06:54:04.87
IV.HAGA.HHE. ML:0.0 0.0011414724999999999 1.4816 AML other m 2021-10-09T06:54:18.08
IV.RAFF.HHN. ML:0.0 0.0013575415 0.5824 AML other m 2021-10-09T06:54:15.56
IV.CLTA.HHE. ML:3.7 0.0007395 0.66 AML other m 2021-10-09T06:54:03.14
IV.RAFF.HHE. ML:0.0 0.001477496 1.1392 AML other m 2021-10-09T06:54:10.91
IV.CLTA.HHN. ML:3.6 0.0006234999999999999 0.96 AML other m 2021-10-09T06:54:05.70
IV.EMSG.HHE. ML:0.0 0.000449 0.88 AML other m 2021-10-09T06:54:07.73
IV.HAGA.HHN. ML:0.0 0.0011827055 0.5216 AML other m 2021-10-09T06:54:18.80
IV.GALF.HHN. ML:0.0 0.00102218225 1.1776 AML other m 2021-10-09T06:54:13.21
IV.EMPL.HHN. ML:0.0 0.0015499999999999997 0.28 AML other m 2021-10-09T06:54:16.28
IV.SCIAR.HHN. ML:0.0 0.00028649999999999997 0.7 AML other m 2021-10-09T06:54:17.89
IV.CSLB.HHN. ML:0.0 0.00027 0.74 AML other m 2021-10-09T06:54:18.04
IV.ESCV.HHN. ML:0.0 0.00074844455 1.1584 AML other m 2021-10-09T06:54:24.97
IV.SCIAR.HNN. ML:0.0 0.00032250000000000003 1.36 AML other m 2021-10-09T06:54:18.93
IV.SOLUN.HHN. ML:0.0 0.00039400000000000004 1.04 AML other m 2021-10-09T06:54:18.36
IV.MSFR.HHE. ML:0.0 0.0001295 1.38 AML other m 2021-10-09T06:54:29.27
IV.CSLB.HHE. ML:0.0 0.000332 1.28 AML other m 2021-10-09T06:54:20.69
IV.EMPL.HHE. ML:0.0 0.00147 1.48 AML other m 2021-10-09T06:54:22.79
IV.EPZF.HHN. ML:0.0 0.0005855 1.64 AML other m 2021-10-09T06:54:20.13
IV.EPZF.HHE. ML:0.0 0.0006060000000000001 1.32 AML other m 2021-10-09T06:54:20.97
IV.GALF.HHE. ML:3.9 0.0008029999999999999 0.52 AML other m 2021-10-09T06:54:20.50
IV.ALJA.HHE. ML:0.0 0.00030300000000000005 1.16 AML other m 2021-10-09T06:54:20.84
IV.SCIAR.HHE. ML:0.0 0.000227 1.42 AML other m 2021-10-09T06:54:21.73
IV.SCIAR.HNE. ML:0.0 0.000266 0.52 AML other m 2021-10-09T06:54:27.23
IV.EPIT.HHE. ML:3.7 0.00040100000000000004 0.42 AML other m 2021-10-09T06:54:21.57
IV.MCPD.HHE. ML:0.0 0.00019350000000000001 1.44 AML other m 2021-10-09T06:54:33.96
IV.GIB.HHN. ML:0.0 0.000968 0.92 AML other m 2021-10-09T06:54:22.47
IV.PETRA.HHN. ML:0.0 0.0005755000000000001 0.94 AML other m 2021-10-09T06:54:22.55
IV.ESCV.HHE. ML:0.0 0.000596 0.84 AML other m 2021-10-09T06:54:22.12
IV.EPIT.HHN. ML:0.0 0.0005274535000000001 0.6208 AML other m 2021-10-09T06:54:22.49
IV.MCPD.HHN. ML:0.0 0.000214 1.2 AML other m 2021-10-09T06:54:22.73
IV.GIB.HHE. ML:0.0 0.0011600000000000002 1.04 AML other m 2021-10-09T06:54:22.03
IV.PETRA.HHE. ML:0.0 0.0005980000000000001 0.6 AML other m 2021-10-09T06:54:22.57
IV.MSFR.HHN. ML:0.0 0.00016499999999999997 0.76 AML other m 2021-10-09T06:54:22.86
IV.ALJA.HHN. ML:3.2 0.000162 0.86 AML other m 2021-10-09T06:54:23.92
IV.SOLUN.HHE. ML:0.0 0.000498 0.52 AML other m 2021-10-09T06:54:24.12
IV.MUCR.HHE. ML:0.0 0.00027649999999999994 0.44 AML other m 2021-10-09T06:54:24.45
IV.EMSG.HHN. ML:0.0 0.0005995 0.64 AML other m 2021-10-09T06:54:25.87
IV.MUCR.HHN. ML:0.0 0.00029549999999999997 0.6 AML other m 2021-10-09T06:54:28.32
IV.SOI.EHN. ML:0.0 0.0001351203 0.4608 AML other m 2021-10-09T06:54:28.66
IV.SOI.EHE. ML:0.0 0.000174 1.04 AML other m 2021-10-09T06:54:42.94
IV.MILZ.HHN. ML:0.0 0.000497 1.18 AML other m 2021-10-09T06:54:31.25
IV.MPNC.HHN. ML:0.0 0.00046899999999999996 1.38 AML other m 2021-10-09T06:54:37.22
IV.MILZ.HHE. ML:0.0 0.0009945000000000002 1.12 AML other m 2021-10-09T06:54:37.72
IV.PLAC.HNN. ML:3.4 0.00010037159500000001 0.88 AML other m 2021-10-09T06:54:37.73
IV.PLAC.HNE. ML:3.5 0.000128783525 0.4608 AML other m 2021-10-09T06:54:40.35
IV.PLAC.HHN. ML:0.0 0.00011700000000000001 1.46 AML other m 2021-10-09T06:54:56.93
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