Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 04-12-2022 and time 08:23:53 (Italy) in region Isole Eolie (Messina)

A magnitude ML 1.6 earthquake occured in region: Isole Eolie (Messina), on

  • 04-12-2022 07:23:53 (UTC)
  • 04-12-2022 08:23:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.3560, 14.9080 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.

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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 13 12753 12753

Municipalities with at least 50000 inhabitants

An earthquake occurred to
59 Km W of Messina (238439 inhabitants)
70 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 1.6 2022-12-04
07:23:53		 38.3557 14.9082 10 2024-03-01
15:28:27		 Bollettino Sismico Italiano INGV 118625451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-04 07:23:53 ± 0.09
Latitude 38.3557 ± 0.0153
Longitude 14.9082 ± 0.0252
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 118625451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2541
Semi-minor axis of confidence ellipse (meter) 1132
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 2540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 145
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.40649
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 118625451
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-21 22:25:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2022-12-04T07:24:21.99 3.0 undecidable manual Pg 4.11 0
IV.MSFR.HHZ. 2022-12-04T07:24:08.51 0.6 undecidable manual S 218 45.1215 50 0.06 47
IV.MUCR.HHZ. 2022-12-04T07:24:05.65 0.6 undecidable manual S 185 34.8429 50 -0.05 48
IV.LIBRI.HHN. 2022-12-04T07:24:04.25 0.6 undecidable manual S 177 30.2475 50 -0.22 46
IV.MSFR.HHZ. 2022-12-04T07:24:02.20 0.3 undecidable manual P 218 45.1215 50 0.03 70
IV.MUCR.HHZ. 2022-12-04T07:24:00.63 0.3 undecidable manual P 185 34.8429 50 0.05 71
IV.LIBRI.HHN. 2022-12-04T07:23:59.63 0.3 undecidable manual P 177 30.2475 50 -0.25 69
IV.ILOS.HHZ. 2022-12-04T07:23:58.70 0.6 undecidable manual S 19 10.5783 132 0.17 48
3D.OEM8.HHN. 2022-12-04T07:23:58.66 0.6 undecidable manual S 3 12.5763 127 -0.41 46
3D.OEM4.HHN. 2022-12-04T07:23:57.00 0.6 undecidable manual S 26 6.6933 145 -0.62 43
IV.IVGP.HHZ. 2022-12-04T07:23:57.51 0.6 undecidable manual S 45 6.4935 146 -0.07 50
IV.IVCR.HHZ. 2022-12-04T07:23:57.30 0.6 undecidable manual S 37 7.5813 141 -0.5 45
IV.IVPL.HHZ. 2022-12-04T07:23:56.23 0.1 undecidable manual P 70 6.6933 145 0.31 95
IV.IVCR.HHZ. 2022-12-04T07:23:56.06 0.1 undecidable manual P 37 7.5813 141 0.03 100
3D.OEM4.HHN. 2022-12-04T07:23:56.12 0.1 undecidable manual P 26 6.6933 145 0.2 97
IV.ILOS.HHZ. 2022-12-04T07:23:56.77 0.1 undecidable manual P 19 10.5783 132 0.32 94
3D.OEM8.HHN. 2022-12-04T07:23:56.72 0.1 undecidable manual P 3 12.5763 127 -0.04 99
IV.IVGP.HHZ. 2022-12-04T07:23:55.98 0.3 undecidable manual P 45 6.4935 146 0.08 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IVGP.HHN. ML:1.7 0.0008435000000000001 0.78 AML other m 2022-12-04T07:23:57.95
IV.IVPL.HNE. ML:1.7 0.000797 0.34 AML other m 2022-12-04T07:23:58.21
IV.IVGP.HHE. ML:1.7 0.000825 0.52 AML other m 2022-12-04T07:23:58.25
IV.ILOS.HHN. ML:1.8 0.0008500000000000001 0.86 AML other m 2022-12-04T07:23:59.22
IV.IVPL.HNN. ML:1.7 0.0008605 0.42 AML other m 2022-12-04T07:23:59.94
IV.ILOS.HHE. ML:1.8 0.000761 1.3 AML other m 2022-12-04T07:24:00.06
1J.FX12.HHE.00 ML:1.2 0.000023880000000000002 1.58 AML other m 2022-12-04T07:24:20.92
1J.FX12.HHN.00 ML:1.1 0.000019450000000000002 1.58 AML other m 2022-12-04T07:24:33.18
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