Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 04-12-2022 and time 08:54:30 (Italy) in region Isole Eolie (Messina)

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

  • 04-12-2022 07:54:30 (UTC)
  • 04-12-2022 08:54:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.3540, 14.8690 at 6 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.

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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 15 12753 12753

Municipalities with at least 50000 inhabitants

An earthquake occurred to
63 Km W of Messina (238439 inhabitants)
73 Km W of Reggio di Calabria (183035 inhabitants)
86 Km N of Acireale (52622 inhabitants)
96 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 2022-12-04
07:54:30		 38.3535 14.869 6 2024-03-01
15:28:10		 Bollettino Sismico Italiano INGV 112788761
Reviewed
Rev200 		ML 1.8 2022-12-04
07:54:29		 38.351 14.875 6 2023-06-21
22:41:20		 Sala Operativa INGV_OE (Catania) 112488001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-04 07:54:30 ± 0.08
Latitude 38.3535 ± 0.0045
Longitude 14.8690 ± 0.0069
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 112788761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 518
Semi-minor axis of confidence ellipse (meter) 459
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 305
Circular confidence region, given by single value of horizontal uncertainty (meter) 520.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 68
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
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) 0.08004
Epicentral distance of station farthest from the epicenter (degree) 1.19880
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 112788761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-21 22:41:05

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 112488001
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2022-12-04 08:04:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAFF.HHZ. 2022-12-04T07:54:53.99 0.3 undecidable manual P 200 133.0668 50 1.1 42
IV.AIO.HHZ. 2022-12-04T07:54:47.44 0.3 undecidable manual S 143 53.0025 50 -0.62 61
IV.CSLB.HHZ. 2022-12-04T07:54:45.45 0.3 undecidable manual P 237 84.4488 50 0.05 66
IV.GIB.HHZ. 2022-12-04T07:54:45.78 0.3 undecidable manual P 242 83.8494 50 0.48 60
IV.MUCR.HHZ. 2022-12-04T07:54:42.38 0.3 undecidable manual S 179 34.4433 99 0 73
IV.IFIL.HHZ. 2022-12-04T07:54:42.10 0.3 undecidable manual S 313 34.6431 99 -0.33 68
IV.LIBRI.HHZ. 2022-12-04T07:54:41.01 0.3 undecidable manual S 170 30.3474 101 0.02 73
IV.EPZF.HHZ. 2022-12-04T07:54:41.92 0.3 undecidable manual P 181 58.6968 50 0.49 63
IV.AIO.HHZ. 2022-12-04T07:54:40.13 0.3 undecidable manual P 143 53.0025 50 -0.41 65
IV.IACL.HHZ. 2022-12-04T07:54:39.44 0.3 undecidable manual P 294 48.9177 50 -0.47 64
IV.MSFR.HHZ. 2022-12-04T07:54:38.73 0.1 undecidable manual P 214 42.9237 98 -0.21 92
IV.MUCR.HHZ. 2022-12-04T07:54:37.14 0.1 undecidable manual P 179 34.4433 99 -0.12 95
IV.IFIL.HHZ. 2022-12-04T07:54:37.03 0.1 undecidable manual P 313 34.6431 99 -0.26 92
IV.LIBRI.HHZ. 2022-12-04T07:54:36.29 0.1 undecidable manual P 170 30.3474 101 -0.17 95
IV.ILOS.HHZ. 2022-12-04T07:54:35.66 0.6 undecidable manual S 34 12.3765 115 0.68 42
3D.OEM8.HHZ. 2022-12-04T07:54:35.16 0.6 undecidable manual S 18 13.4754 113 -0.17 49
IV.IVUG.HHZ. 2022-12-04T07:54:34.41 0.6 undecidable manual S 65 11.1777 117 -0.22 48
3D.OEM9.HNZ. 2022-12-04T07:54:34.27 0.3 undecidable manual S 70 11.2776 117 -0.37 70
3D.OEM4.HHZ. 2022-12-04T07:54:33.80 0.3 undecidable manual S 46 8.88 123 -0.13 74
IV.IVGP.HHZ. 2022-12-04T07:54:33.90 0.3 undecidable manual S 59 9.2796 121 -0.15 74
3D.OEM7.HHZ. 2022-12-04T07:54:33.69 0.3 undecidable manual P 32 16.872 109 -0.13 73
IV.IVCR.HHZ. 2022-12-04T07:54:33.72 0.3 undecidable manual S 52 10.1787 119 -0.58 67
IV.ILOS.HHZ. 2022-12-04T07:54:33.42 0.1 undecidable manual P 34 12.3765 115 0.43 92
3D.OEM8.HHZ. 2022-12-04T07:54:33.24 0.1 negative manual P 18 13.4754 113 0.05 100
IV.IVGP.HHZ. 2022-12-04T07:54:32.63 0.1 positive manual P 59 9.2796 121 0.18 98
IV.IVUG.HHZ. 2022-12-04T07:54:32.91 0.1 positive manual P 65 11.1777 117 0.13 99
3D.OEM4.HHZ. 2022-12-04T07:54:32.76 0.1 positive manual P 46 8.88 123 0.38 94
IV.IVCR.HHZ. 2022-12-04T07:54:32.68 0.1 positive manual P 52 10.1787 119 0.09 100
IV.IVPL.HHZ. 2022-12-04T07:54:32.90 0.1 positive manual P 75 9.9789 120 0.33 95
3D.OEM9.HNZ. 2022-12-04T07:54:32.90 0.1 positive manual P 70 11.2776 117 0.11 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IVGP.HHE. ML:2.4 0.004435000000000001 0.58 AML other m 2022-12-04T07:54:34.77
IV.IVUG.HHN. ML:2.0 0.0014500000000000001 0.56 AML other m 2022-12-04T07:54:34.64
IV.IVPL.HNE. ML:2.2 0.002355 1.44 AML other m 2022-12-04T07:54:34.97
IV.IVPL.HNN. ML:2.2 0.002745 1.44 AML other m 2022-12-04T07:54:35.98
IV.IVGP.HHN. ML:2.3 0.003725 0.1 AML other m 2022-12-04T07:54:35.72
IV.ILOS.HHN. ML:2.9 0.01025 0.28 AML other m 2022-12-04T07:54:36.47
IV.ILOS.HHE. ML:2.9 0.010145 0.68 AML other m 2022-12-04T07:54:36.64
IV.IVUG.HHE. ML:1.9 0.0010495 1.18 AML other m 2022-12-04T07:54:36.11
IV.LIBRI.HNN. ML:2.1 0.0006630000000000001 0.22 AML other m 2022-12-04T07:54:42.24
IV.LIBRI.HHE. ML:1.8 0.00034950000000000004 1.14 AML other m 2022-12-04T07:54:42.26
IV.LIBRI.HNE. ML:2.2 0.0007695000000000001 0.2 AML other m 2022-12-04T07:54:42.50
IV.IFIL.HHE. ML:3.0 0.00404 0.72 AML other m 2022-12-04T07:54:42.49
IV.MUCR.HHE. ML:1.9 0.0003765 0.38 AML other m 2022-12-04T07:54:42.72
IV.LIBRI.HHN. ML:1.7 0.0002285 0.24 AML other m 2022-12-04T07:54:43.82
IV.MUCR.HHN. ML:2.1 0.0005745 0.46 AML other m 2022-12-04T07:54:44.54
IV.IFIL.HHN. ML:2.6 0.00185 0.54 AML other m 2022-12-04T07:54:44.24
IV.MSFR.HHE. ML:1.8 0.000201 1.28 AML other m 2022-12-04T07:54:46.07
IV.MSFR.HHN. ML:1.8 0.00017999999999999998 0.74 AML other m 2022-12-04T07:54:47.10
IV.AIO.HHE. ML:2.3 0.000491 0.26 AML other m 2022-12-04T07:54:48.14
IV.AIO.HHN. ML:2.3 0.00047750000000000006 0.2 AML other m 2022-12-04T07:54:48.50
IV.IACL.HHE. ML:2.5 0.000868 1.46 AML other m 2022-12-04T07:54:50.12
IV.IACL.HHN. ML:2.4 0.0007075 0.72 AML other m 2022-12-04T07:54:50.13
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