Earthquake with magnitude of ML 1.0 on date 28-07-2023 and time 19:40:17 (Italy) in region Costa Siciliana nord orientale (Messina)

A magnitude ML 1.0 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 28-07-2023 17:40:17 (UTC)
  • 28-07-2023 19:40:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1890, 15.0020 at 9 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Patti ME 6 13431 13431
Montagnareale ME 8 1615 15046
Oliveri ME 9 2181 17227
Gioiosa Marea ME 10 7074 24301
Falcone ME 11 2808 27109
Librizzi ME 11 1660 28769
Piraino ME 12 3962 32731
Sant'Angelo di Brolo ME 13 3090 35821
Furnari ME 14 3784 39605
Basicò ME 15 612 40217
Terme Vigliatore ME 15 7395 47612
San Piero Patti ME 16 2915 50527
Brolo ME 16 5783 56310
Mazzarrà Sant'Andrea ME 16 1531 57841
Raccuja ME 17 1041 58882
Rodì Milici ME 17 2056 60938
Ficarra ME 18 1469 62407
Tripi ME 18 873 63280
Sinagra ME 18 2705 65985
Montalbano Elicona ME 18 2287 68272
Ucria ME 19 1058 69330
Barcellona Pozzo di Gotto ME 20 41583 110913

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km W of Messina (238439 inhabitants)
57 Km W of Reggio di Calabria (183035 inhabitants)
66 Km N of Acireale (52622 inhabitants)
77 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
ML 1.0 2023-07-28
17:40:17
38.1888 15.0022 9 2023-07-28
17:47:18
Sala Sismica INGV-Roma 119660321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-28 17:40:17 ± 0.06
Latitude 38.1888 ± 0.0027
Longitude 15.0022 ± 0.0057
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119660321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 448
Semi-minor axis of confidence ellipse (meter) 260
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 283
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 140
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) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.28329
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:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 119660321
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-28 17:47:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPNC.HHE. 2023-07-28T17:40:28.06 0.6 undecidable manual S 99 30.9468 50 -0.1 48
IV.AIO.HHE. 2023-07-28T17:40:27.95 0.6 undecidable manual S 140 31.4463 50 -0.34 46
3D.OEM9.HNN. 2023-07-28T17:40:25.65 0.6 undecidable manual S 357 22.1556 113 0.25 47
IV.MILZ.HHZ. 2023-07-28T17:40:25.17 0.6 undecidable manual S 65 21.9669 113 -0.18 48
IV.NOV.HHZ. 2023-07-28T17:40:25.17 0.6 undecidable manual S 147 21.3675 114 0.01 50
IV.IVPL.HHZ. 2023-07-28T17:40:24.43 0.6 undecidable manual S 355 20.868 114 -0.58 44
7C.SPAOL.HNZ. 2023-07-28T17:40:24.03 3.0 undecidable manual P -0.03 0
IV.MUCR.HHZ. 2023-07-28T17:40:24.54 0.6 undecidable manual S 215 19.6692 115 -0.08 49
IV.MPNC.HHE. 2023-07-28T17:40:23.53 0.1 undecidable manual P 99 30.9468 50 0.06 97
IV.AIO.HHE. 2023-07-28T17:40:23.66 0.1 undecidable manual P 140 31.4463 50 0.12 96
IV.NOV.HHZ. 2023-07-28T17:40:22.11 1.0 undecidable manual P 147 21.3675 114 0.37 23
3D.OEM9.HNN. 2023-07-28T17:40:22.09 0.1 undecidable manual P 357 22.1556 113 0.22 96
IV.LIBRI.HHZ. 2023-07-28T17:40:22.50 0.6 undecidable manual S 209 13.2756 125 -0.21 49
IV.MUCR.HHZ. 2023-07-28T17:40:21.46 0.1 negative manual P 215 19.6692 115 0.03 100
IV.IVPL.HHZ. 2023-07-28T17:40:21.69 0.1 negative manual P 355 20.868 114 0.04 99
IV.IVUG.HHZ. 2023-07-28T17:40:21.90 0.1 undecidable manual P 356 23.0547 112 -0.15 97
IV.MILZ.HHZ. 2023-07-28T17:40:21.95 0.1 undecidable manual P 65 21.9669 113 0.1 98
IV.LIBRI.HHZ. 2023-07-28T17:40:20.39 0.1 undecidable manual P 209 13.2756 125 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LIBRI.HHE. ML:0.7 0.0000533 0.66 AML other m 2023-07-28T17:40:23.36
IV.LIBRI.HHN. ML:0.6 0.000047300000000000005 0.88 AML other m 2023-07-28T17:40:23.13
IV.LIBRI.HNE. ML:1.1 0.00014399999999999998 0.22 AML other m 2023-07-28T17:40:23.73
IV.LIBRI.HNN. ML:1.1 0.0001325 0.2 AML other m 2023-07-28T17:40:24.08
IV.MUCR.HHE. ML:1.0 0.00008740000000000001 0.42 AML other m 2023-07-28T17:40:24.59
IV.MUCR.HHN. ML:1.2 0.0001215 0.36 AML other m 2023-07-28T17:40:25.57
IV.NOV.HHE. ML:1.1 0.00008099999999999999 0.36 AML other m 2023-07-28T17:40:27.70
IV.NOV.HHN. ML:1.2 0.00011165 0.76 AML other m 2023-07-28T17:40:27.99
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