Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 05-02-2023 and time 22:19:02 (UTC) in region 4 km SW Castroreale (ME)

A magnitude ML 1.4 earthquake occured in region: 4 km SW Castroreale (ME), on

  • 05-02-2023 22:19:02 (UTC)
  • 05-02-2023 23:19:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.0710, 15.1880 at 9 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
Castroreale ME 4 2504 2504
Rodì Milici ME 5 2056 4560
Mazzarrà Sant'Andrea ME 5 1531 6091
Furnari ME 7 3784 9875
Novara di Sicilia ME 8 1337 11212
Terme Vigliatore ME 8 7395 18607
Tripi ME 8 873 19480
Barcellona Pozzo di Gotto ME 9 41583 61063
Fondachelli-Fantina ME 9 1019 62082
Falcone ME 11 2808 64890
Basicò ME 11 612 65502
Santa Lucia del Mela ME 12 4650 70152
Antillo ME 12 919 71071
Merì ME 12 2338 73409
Oliveri ME 13 2181 75590
San Filippo del Mela ME 13 7115 82705
Mandanici ME 14 601 83306
Gualtieri Sicaminò ME 15 1807 85113
Montalbano Elicona ME 16 2287 87400
Pace del Mela ME 16 6239 93639
Limina ME 16 836 94475
Condrò ME 17 493 94968
Roccafiorita ME 17 197 95165
Casalvecchio Siculo ME 17 842 96007
Milazzo ME 18 31646 127653
San Pier Niceto ME 18 2837 130490
Pagliara ME 18 1170 131660
Fiumedinisi ME 18 1409 133069
Savoca ME 18 1732 134801
Francavilla di Sicilia ME 19 3945 138746
Motta Camastra ME 19 845 139591
San Piero Patti ME 19 2915 142506
Monforte San Giorgio ME 20 2777 145283
Torregrotta ME 20 7431 152714
Mongiuffi Melia ME 20 600 153314

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km W of Messina (238439 inhabitants)
40 Km W of Reggio di Calabria (183035 inhabitants)
51 Km N of Acireale (52622 inhabitants)
64 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 1.4 2023-02-05
22:19:02		 38.0708 15.1875 9 2024-03-01
17:18:12		 Bollettino Sismico Italiano INGV 118591481
Reviewed
Rev100 		ML 1.6 2023-02-05
22:19:02		 38.0698 15.1722 7 2023-02-05
22:35:28		 Sala Sismica INGV-Roma 114111641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-05 22:19:02 ± 0.08
Latitude 38.0708 ± 0.0054
Longitude 15.1875 ± 0.0057
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 118591481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 516
Semi-minor axis of confidence ellipse (meter) 494
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 183
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) 83
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.10612
Epicentral distance of station farthest from the epicenter (degree) 0.41549
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 118591481
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-20 19:54:38

ML:1.6

Field Value
Value 1.6
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 114111641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-05 22:35:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRCB.HHN. 2023-02-05T22:19:17.20 0.6 undecidable manual S 77 46.1205 50 -0.47 43
IV.IVPL.HHZ. 2023-02-05T22:19:16.30 0.6 undecidable manual S 332 38.4282 50 0.69 40
IV.IVLT.HHN. 2023-02-05T22:19:16.30 0.6 undecidable manual S 330 41.625 50 -0.18 46
IV.MSRU.HHE. 2023-02-05T22:19:14.40 0.6 undecidable manual S 52 35.2425 50 -0.37 45
IV.MUCR.HHE. 2023-02-05T22:19:12.00 0.6 undecidable manual S 264 27.5502 107 -0.37 45
IV.EPMN.HHE. 2023-02-05T22:19:12.20 0.6 undecidable manual S 182 27.8499 107 -0.25 46
IV.LIBRI.HHZ. 2023-02-05T22:19:10.80 0.6 undecidable manual S 274 22.6551 111 0.04 49
IV.MRCB.HHN. 2023-02-05T22:19:10.95 0.1 undecidable manual P 77 46.1205 50 -0.24 90
IV.IVPL.HHZ. 2023-02-05T22:19:10.52 0.3 undecidable manual P 332 38.4282 50 0.52 64
IV.ECTS.HHE. 2023-02-05T22:19:10.60 0.3 undecidable manual S 196 21.7671 112 0.14 72
IV.IVLT.HHN. 2023-02-05T22:19:10.52 0.3 undecidable manual P 330 41.625 50 0.01 71
IV.EMNR.HHZ. 2023-02-05T22:19:09.70 0.3 undecidable manual P 207 31.5462 105 0.8 58
IV.EFIU.HNN. 2023-02-05T22:19:09.19 0.3 undecidable manual P 176 31.2465 105 0.34 68
IV.MSRU.HHE. 2023-02-05T22:19:09.50 0.1 undecidable manual P 52 35.2425 50 -0.02 96
IV.MPNC.HHZ. 2023-02-05T22:19:09.00 0.3 undecidable manual S 60 16.6722 117 0.13 73
IV.EPMN.HHE. 2023-02-05T22:19:08.33 0.1 undecidable manual P 182 27.8499 107 0.15 95
IV.MUCR.HHE. 2023-02-05T22:19:07.69 0.1 undecidable manual P 264 27.5502 107 -0.45 89
IV.AIO.HHZ. 2023-02-05T22:19:07.10 0.3 undecidable manual S 160 11.7771 126 -0.3 71
IV.ECTS.HHE. 2023-02-05T22:19:07.04 0.3 undecidable manual P 196 21.7671 112 0 74
IV.LIBRI.HHZ. 2023-02-05T22:19:06.88 0.1 undecidable manual P 274 22.6551 111 -0.32 92
IV.MPNC.HHZ. 2023-02-05T22:19:06.31 0.1 undecidable manual P 60 16.6722 117 0.2 95
IV.AIO.HHZ. 2023-02-05T22:19:05.28 0.1 undecidable manual P 160 11.7771 126 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHE. ML:0.0 0.000481 0.2 AML other m 2023-02-05T22:19:07.34
IV.AIO.HHN. ML:0.0 0.000519 0.2 AML other m 2023-02-05T22:19:07.35
IV.MPNC.HHN. ML:1.5 0.0002770636 1.856 AML other m 2023-02-05T22:19:09.95
IV.MPNC.HHE. ML:1.3 0.0001883879 0.4992 AML other m 2023-02-05T22:19:09.85
IV.LIBRI.HNN. ML:1.2 0.00010710639999999999 0.2816 AML other m 2023-02-05T22:19:13.86
IV.LIBRI.HNE. ML:1.2 0.000098116975 0.2176 AML other m 2023-02-05T22:19:11.65
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