Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 27-05-2023 and time 19:57:37 (Italy) in region Costa Siciliana nord orientale (Messina)

A magnitude ML 0.9 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 27-05-2023 17:57:37 (UTC)
  • 27-05-2023 19:57:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.2960, 15.1260 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Milazzo ME 13 31646 31646
Merì ME 18 2338 33984
Terme Vigliatore ME 18 7395 41379
Barcellona Pozzo di Gotto ME 18 41583 82962
San Filippo del Mela ME 19 7115 90077
Oliveri ME 20 2181 92258

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km W of Messina (238439 inhabitants)
50 Km W of Reggio di Calabria (183035 inhabitants)
76 Km N of Acireale (52622 inhabitants)
88 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
Reviewed
Rev100 		Md 1.9
ML 0.9 		2023-05-27
17:57:37		 38.2962 15.1258 10 2023-05-27
18:08:13		 Sala Sismica INGV-Roma 117788391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-27 17:57:37 ± 0.07
Latitude 38.2962 ± 0.0063
Longitude 15.1258 ± 0.0057
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117788391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 796
Semi-minor axis of confidence ellipse (meter) 292
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 28
Circular confidence region, given by single value of horizontal uncertainty (meter) 800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 144
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33545
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 117788391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-27 18:08:13

Md:1.9

Field Value
Value 1.9
Uncertainty 0.0
Num. used stations 1
Type of magnitude Md
Reference to an origin 117788391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-27 18:08:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AIO.HHZ. 2023-05-27T17:57:50.61 0.6 undecidable manual S 165 37.2294 50 0.14 47
IV.MUCR.HHE. 2023-05-27T17:57:49.68 0.6 undecidable manual S 218 35.6421 50 -0.36 45
IV.MSRU.HHZ. 2023-05-27T17:57:49.13 0.6 undecidable manual S 96 33.5442 50 -0.34 46
IV.MPNC.HHE. 2023-05-27T17:57:47.23 0.6 undecidable manual S 130 25.8519 110 -0.09 49
IV.AIO.HHZ. 2023-05-27T17:57:45.25 0.1 undecidable manual P 165 37.2294 50 0.16 94
IV.IVUG.HHZ. 2023-05-27T17:57:44.06 0.6 undecidable manual S 312 16.4724 120 -0.31 47
3D.OEM9.HHE. 2023-05-27T17:57:44.02 0.6 undecidable manual S 311 15.5733 122 -0.08 50
IV.MUCR.HHE. 2023-05-27T17:57:44.78 0.1 undecidable manual P 218 35.6421 50 -0.07 96
IV.MSRU.HHZ. 2023-05-27T17:57:44.87 1.0 positive manual P 96 33.5442 50 0.35 23
IV.MPNC.HHE. 2023-05-27T17:57:43.41 0.1 undecidable manual P 130 25.8519 110 0.13 97
IV.IVPL.HHZ. 2023-05-27T17:57:43.99 0.6 undecidable manual S 305 15.4734 122 -0.1 50
IV.MILZ.HHZ. 2023-05-27T17:57:42.11 0.6 undecidable manual S 107 9.5793 135 -0.37 47
IV.IVPL.HHZ. 2023-05-27T17:57:41.61 0.6 undecidable manual P 305 15.4734 122 0.2 49
IV.IVUG.HHZ. 2023-05-27T17:57:41.62 0.1 undecidable manual P 312 16.4724 120 0.05 100
IV.EPZF.HHZ. 2023-05-27T17:57:41.44 3.0 undecidable manual Sn -1.49 0
3D.OEM9.HHE. 2023-05-27T17:57:41.63 0.1 undecidable manual P 311 15.5733 122 0.21 97
IV.MILZ.HHZ. 2023-05-27T17:57:40.78 1.0 undecidable manual P 107 9.5793 135 0.3 24
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MILZ.HHN. ML:0.8 0.00008510000000000001 0.1 AML other m 2023-05-27T17:57:42.70
IV.MILZ.HHE. ML:0.9 0.00011745 1.2 AML other m 2023-05-27T17:57:42.90
IV.IVPL.HHE. ML:1.0 0.00009127542 0.192 AML other m 2023-05-27T17:57:45.45
IV.IVPL.HHN. ML:1.0 0.00008289104 0.2304 AML other m 2023-05-27T17:57:44.10
IV.IVUG.HHE. ML:0.8 0.000053180079999999994 0.1152 AML other m 2023-05-27T17:57:44.82
IV.IVUG.HHN. ML:0.9 0.00007538177 0.1536 AML other m 2023-05-27T17:57:44.18
IV.AIO.HHE. ML:0.7 0.00001885787 0.256 AML other m 2023-05-27T17:57:51.23
IV.AIO.HHN. ML:1.0 0.00003314196 0.2176 AML other m 2023-05-27T17:57:51.49
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