Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 04-12-2022 and time 08:42:24 (Italy) in region Isole Eolie (Messina)

A magnitude ML 1.5 earthquake occured in region: Isole Eolie (Messina), on

  • 04-12-2022 07:42:24 (UTC)
  • 04-12-2022 08:42:24 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.3520, 14.8680 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
Gioiosa Marea ME 20 7074 19827

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 1.5 2022-12-04
07:42:24		 38.3518 14.8678 6 2024-03-01
15:28:27		 Bollettino Sismico Italiano INGV 118625471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-04 07:42:24 ± 0.1
Latitude 38.3518 ± 0.0036
Longitude 14.8678 ± 0.0126
Depth (km) 6 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 118625471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 948
Semi-minor axis of confidence ellipse (meter) 580
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 97
Circular confidence region, given by single value of horizontal uncertainty (meter) 950.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.08184
Epicentral distance of station farthest from the epicenter (degree) 0.44067
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 118625471
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-21 22:37:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSFR.HHZ. 2022-12-04T07:42:39.46 0.6 undecidable manual S 214 42.7239 50 0.31 43
IV.MUCR.HHZ. 2022-12-04T07:42:36.41 0.6 undecidable manual S 179 34.2435 100 0.08 47
IV.LIBRI.HHN. 2022-12-04T07:42:34.91 0.6 undecidable manual S 170 30.2475 102 -0.04 48
IV.IACL.HHE. 2022-12-04T07:42:33.69 0.3 undecidable manual P 294 48.9177 50 -0.11 69
IV.MSFR.HHZ. 2022-12-04T07:42:32.73 0.1 undecidable manual P 214 42.7239 50 -0.12 95
IV.MUCR.HHZ. 2022-12-04T07:42:31.18 0.3 undecidable manual P 179 34.2435 100 -0.04 73
IV.LIBRI.HHN. 2022-12-04T07:42:30.24 0.3 undecidable manual P 170 30.2475 102 -0.18 71
IV.ILOS.HHZ. 2022-12-04T07:42:29.62 0.6 undecidable manual S 34 12.5763 117 0.51 45
3D.OEM8.HHN. 2022-12-04T07:42:29.11 0.6 undecidable manual S 18 13.6752 115 -0.35 47
IV.IVCR.HHZ. 2022-12-04T07:42:28.08 0.6 undecidable manual S 52 10.2786 121 -0.35 47
IV.IVGP.HHZ. 2022-12-04T07:42:27.85 0.6 undecidable manual S 58 9.4794 124 -0.34 47
IV.ILOS.HHZ. 2022-12-04T07:42:27.37 0.3 undecidable manual P 34 12.5763 117 0.32 70
3D.OEM8.HHN. 2022-12-04T07:42:27.20 0.1 undecidable manual P 18 13.6752 115 -0.05 100
3D.OEM4.HHN. 2022-12-04T07:42:27.70 0.6 undecidable manual S 45 9.0798 125 -0.37 47
3D.OEM4.HHN. 2022-12-04T07:42:26.69 0.1 undecidable manual P 45 9.0798 125 0.24 96
IV.IVGP.HHZ. 2022-12-04T07:42:26.52 0.3 undecidable manual P 58 9.4794 124 0 75
IV.IVPL.HHZ. 2022-12-04T07:42:26.84 0.1 positive manual P 74 10.1787 122 0.21 97
IV.IVCR.HHZ. 2022-12-04T07:42:26.53 0.3 undecidable manual P 52 10.2786 121 -0.13 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IVGP.HHE. ML:1.4 0.0004295 1.1 AML other m 2022-12-04T07:42:28.74
IV.IVPL.HNE. ML:1.3 0.00028100000000000005 1.3 AML other m 2022-12-04T07:42:28.89
IV.IVGP.HHN. ML:1.4 0.00040100000000000004 1.3 AML other m 2022-12-04T07:42:28.27
IV.IVPL.HNN. ML:1.3 0.00032450000000000003 1.46 AML other m 2022-12-04T07:42:29.89
IV.ILOS.HHN. ML:1.7 0.0006684999999999999 0.28 AML other m 2022-12-04T07:42:30.40
IV.ILOS.HHE. ML:1.7 0.0006174999999999999 0.24 AML other m 2022-12-04T07:42:30.69
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