Earthquake with magnitude of ML 2.2 on date 11-04-2023 and time 17:51:31 (Italy) in region Isole Eolie (Messina)

A magnitude ML 2.2 earthquake occured in region: Isole Eolie (Messina), on

  • 11-04-2023 15:51:31 (UTC)
  • 11-04-2023 17:51:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.3790, 14.8810 at 10 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Lipari ME 12 12753 12753

Municipalities with at least 50000 inhabitants

An earthquake occurred to
62 Km W of Messina (238439 inhabitants)
73 Km W of Reggio di Calabria (183035 inhabitants)
89 Km N of Acireale (52622 inhabitants)
99 Km N of Catania (314555 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 2.2 2023-04-11
15:51:31
38.3793 14.881 10 2024-03-01
17:18:20
Bollettino Sismico Italiano INGV 124789941
Reviewed
Rev200
ML 1.8 2023-04-11
15:51:30
38.372 14.866 10 2024-01-22
13:37:21
Sala Operativa INGV_OE (Catania) 116284071
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-11 15:51:31 ± 0.06
Latitude 38.3793 ± 0.0054
Longitude 14.8810 ± 0.0069
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 124789941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 713
Semi-minor axis of confidence ellipse (meter) 460
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 38
Circular confidence region, given by single value of horizontal uncertainty (meter) 710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 40
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.05486
Epicentral distance of station farthest from the epicenter (degree) 0.78331
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 116284071
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-04-11 16:01:00

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 124789941
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-22 13:37:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AIO.HHZ. 2023-04-11T15:51:48.61 0.6 undecidable manual S 146 54.7008 50 0.41 42
IV.MPNC.HHN. 2023-04-11T15:51:47.00 0.6 undecidable manual S 122 48.5181 50 0.44 43
IV.CSLB.HHZ. 2023-04-11T15:51:46.29 0.3 undecidable manual P 236 86.9463 50 0.39 60
IV.MSFR.HHZ. 2023-04-11T15:51:46.11 0.6 undecidable manual S 213 45.9207 50 0.26 45
IV.PLLN.EHZ. 2023-04-11T15:51:45.19 0.3 undecidable manual P 237 77.367 50 0.77 54
IV.MUCR.HHZ. 2023-04-11T15:51:43.39 0.6 undecidable manual S 181 37.3293 50 -0.17 46
IV.IFIL.HHZ. 2023-04-11T15:51:42.29 0.3 undecidable manual S 308 33.5442 50 -0.27 68
IV.LIBRI.HHZ. 2023-04-11T15:51:42.16 0.6 undecidable manual S 173 33.0447 50 -0.26 46
IV.EPZF.HHZ. 2023-04-11T15:51:42.86 0.6 undecidable manual P 182 61.5939 50 0.86 36
IV.MILZ.HHZ. 2023-04-11T15:51:42.08 0.3 undecidable manual S 111 32.745 50 -0.27 68
IV.MCPD.HHZ. 2023-04-11T15:51:41.28 0.6 undecidable manual S 204 31.6461 50 -0.76 39
IV.AIO.HHZ. 2023-04-11T15:51:41.16 0.3 undecidable manual P 146 54.7008 50 0.23 66
IV.IACL.HHZ. 2023-04-11T15:51:40.03 0.3 undecidable manual P 291 48.8178 50 0.01 70
IV.MPNC.HHN. 2023-04-11T15:51:40.07 0.1 undecidable manual P 122 48.5181 50 0.09 92
IV.MSFR.HHZ. 2023-04-11T15:51:39.54 0.1 undecidable manual P 213 45.9207 50 -0.03 93
IV.MUCR.HHZ. 2023-04-11T15:51:38.05 0.1 negative manual P 181 37.3293 50 -0.2 92
IV.LIBRI.HHZ. 2023-04-11T15:51:37.30 0.1 undecidable manual P 173 33.0447 50 -0.3 90
IV.MILZ.HHZ. 2023-04-11T15:51:37.49 0.3 undecidable manual P 111 32.745 50 -0.06 71
IV.IFIL.HHZ. 2023-04-11T15:51:37.54 0.1 positive manual P 308 33.5442 50 -0.14 93
IV.MCPD.HHZ. 2023-04-11T15:51:37.08 0.1 negative manual P 204 31.6461 50 -0.29 91
IV.ILOS.HHZ. 2023-04-11T15:51:36.57 0.3 undecidable manual S 38 9.3795 138 0.7 63
IV.IVLT.HHN. 2023-04-11T15:51:35.26 0.6 undecidable manual S 72 6.0939 150 0.06 50
3D.OEM5.HHZ. 2023-04-11T15:51:35.65 0.6 undecidable manual S 57 8.7801 140 -0.09 49
IV.IVGP.HHZ. 2023-04-11T15:51:35.29 0.3 undecidable manual S 74 7.1928 145 -0.11 74
3D.OEM9.HNE. 2023-04-11T15:51:35.64 0.6 undecidable manual S 84 9.5793 137 -0.28 47
IV.IVPL.HHZ. 2023-04-11T15:51:35.73 0.6 undecidable manual S 92 8.5803 140 0.04 50
IV.IVUG.HHZ. 2023-04-11T15:51:35.60 0.6 undecidable manual S 78 9.2796 138 -0.25 48
3D.OEM8.HHE. 2023-04-11T15:51:35.73 0.3 undecidable manual S 17 10.3785 135 -0.38 69
IV.IVCR.HHZ. 2023-04-11T15:51:34.91 0.6 undecidable manual S 64 7.6812 143 -0.59 44
IV.ILOS.HHZ. 2023-04-11T15:51:34.21 0.1 positive manual P 38 9.3795 138 0.4 92
3D.OEM4.HHN. 2023-04-11T15:51:34.82 0.6 undecidable manual S 58 6.2937 149 -0.4 46
3D.OEM9.HNE. 2023-04-11T15:51:33.83 0.1 undecidable manual P 84 9.5793 137 -0.01 100
3D.OEM4.HHN. 2023-04-11T15:51:33.63 0.1 undecidable manual P 58 6.2937 149 0.19 97
IV.IVPL.HHZ. 2023-04-11T15:51:33.84 0.1 positive manual P 92 8.5803 140 0.13 98
IV.IVUG.HHZ. 2023-04-11T15:51:33.84 0.1 undecidable manual P 78 9.2796 138 0.04 99
3D.OEM8.HHE. 2023-04-11T15:51:33.92 0.1 undecidable manual P 17 10.3785 135 -0.03 99
IV.IVLT.HHN. 2023-04-11T15:51:33.55 0.1 undecidable manual P 72 6.0939 150 0.13 98
3D.OEM5.HHZ. 2023-04-11T15:51:33.72 0.1 undecidable manual P 57 8.7801 140 -0.01 100
IV.IVCR.HHZ. 2023-04-11T15:51:33.56 0.1 undecidable manual P 64 7.6812 143 -0.04 100
IV.IVGP.HHZ. 2023-04-11T15:51:33.51 0.1 undecidable manual P 74 7.1928 145 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IVGP.HHE. ML:2.2 0.0023250000000000002 0.1 AML other m 2023-04-11T15:51:35.62
IV.IVGP.HHN. ML:2.1 0.001922993 0.0896 AML other m 2023-04-11T15:51:35.65
IV.ILOS.HHE. ML:2.9 0.01043 0.22 AML other m 2023-04-11T15:51:37.11
IV.ILOS.HHN. ML:3.0 0.014700000000000001 0.24 AML other m 2023-04-11T15:51:37.15
IV.IVPL.HNN. ML:2.2 0.0019249999999999998 0.36 AML other m 2023-04-11T15:51:37.93
IV.IVPL.HHN. ML:2.2 0.00204 0.38 AML other m 2023-04-11T15:51:37.76
IV.IVPL.HNE. ML:2.1 0.0016099999999999999 0.46 AML other m 2023-04-11T15:51:38.26
IV.IVPL.HHE. ML:2.1 0.001655 0.4 AML other m 2023-04-11T15:51:38.28
IV.MCPD.HHE. ML:1.5 0.0001515 0.3 AML other m 2023-04-11T15:51:41.56
IV.MCPD.HHN. ML:1.6 0.00019250000000000002 0.16 AML other m 2023-04-11T15:51:41.57
IV.LIBRI.HHN. ML:1.9 0.000324 0.16 AML other m 2023-04-11T15:51:43.11
IV.LIBRI.HHE. ML:2.0 0.000439 0.4 AML other m 2023-04-11T15:51:43.05
IV.LIBRI.HNN. ML:2.4 0.0012475000000000001 0.2 AML other m 2023-04-11T15:51:43.18
IV.LIBRI.HNE. ML:2.2 0.0007025 0.6 AML other m 2023-04-11T15:51:43.41
IV.IFIL.HHE. ML:3.1 0.005495 0.74 AML other m 2023-04-11T15:51:43.50
IV.IFIL.HHN. ML:2.8 0.00253 1.58 AML other m 2023-04-11T15:51:44.97
IV.MUCR.HHE. ML:1.8 0.00025550000000000003 0.84 AML other m 2023-04-11T15:51:45.61
IV.MUCR.HHN. ML:2.1 0.00047750000000000006 1.5 AML other m 2023-04-11T15:51:46.85
IV.AIO.HHN. ML:2.3 0.0004255 0.3 AML other m 2023-04-11T15:51:50.21
IV.AIO.HHE. ML:2.0 0.0002305 1.68 AML other m 2023-04-11T15:51:50.09
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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