Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 30-09-2023 and time 01:18:05 (UTC) in region 3 km NE Castroreale (ME)

A magnitude ML 1.2 earthquake occured in region: 3 km NE Castroreale (ME), on

  • 30-09-2023 01:18:05 (UTC)
  • 30-09-2023 03:18:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1180, 15.2410 at 11 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
Castroreale ME 3 2504 2504
Barcellona Pozzo di Gotto ME 4 41583 44087
Santa Lucia del Mela ME 5 4650 48737
Merì ME 6 2338 51075
Rodì Milici ME 6 2056 53131
San Filippo del Mela ME 6 7115 60246
Terme Vigliatore ME 7 7395 67641
Gualtieri Sicaminò ME 8 1807 69448
Pace del Mela ME 9 6239 75687
Mazzarrà Sant'Andrea ME 10 1531 77218
Condrò ME 10 493 77711
Furnari ME 10 3784 81495
San Pier Niceto ME 11 2837 84332
Milazzo ME 12 31646 115978
Torregrotta ME 13 7431 123409
Monforte San Giorgio ME 13 2777 126186
Falcone ME 14 2808 128994
Roccavaldina ME 14 1133 130127
Valdina ME 14 1355 131482
Mandanici ME 14 601 132083
Tripi ME 15 873 132956
Novara di Sicilia ME 15 1337 134293
Antillo ME 16 919 135212
Venetico ME 16 3911 139123
Fondachelli-Fantina ME 16 1019 140142
Oliveri ME 16 2181 142323
Fiumedinisi ME 16 1409 143732
Rometta ME 17 6650 150382
Spadafora ME 17 5021 155403
Basicò ME 17 612 156015
Pagliara ME 18 1170 157185
Alì ME 19 768 157953
Itala ME 19 1640 159593
Saponara ME 19 3988 163581
Casalvecchio Siculo ME 19 842 164423
Limina ME 20 836 165259
Savoca ME 20 1732 166991

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km W of Messina (238439 inhabitants)
35 Km W of Reggio di Calabria (183035 inhabitants)
57 Km N of Acireale (52622 inhabitants)
70 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 1.2 2023-09-30
01:18:05		 38.1183 15.241 11 2023-09-30
01:25:28		 Sala Sismica INGV-Roma 121600611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-30 01:18:05 ± 0.11
Latitude 38.1183 ± 0.0063
Longitude 15.2410 ± 0.0080
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121600611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 663
Semi-minor axis of confidence ellipse (meter) 614
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 94
Circular confidence region, given by single value of horizontal uncertainty (meter) 660.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 86
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.12231
Epicentral distance of station farthest from the epicenter (degree) 0.37861
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 121600611
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-30 01:25:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTTG.HHZ. 2023-09-30T01:18:18.54 0.3 undecidable manual S 108 42.0246 50 -0.71 61
IV.MRCB.HHZ. 2023-09-30T01:18:18.60 0.3 undecidable manual S 83 40.626 50 -0.26 70
IV.IVPL.HHZ. 2023-09-30T01:18:17.21 0.3 undecidable manual S 322 36.5412 50 -0.56 66
IV.IVUG.HHZ. 2023-09-30T01:18:17.60 0.3 undecidable manual S 324 37.9287 50 -0.56 66
IV.MUCR.HHZ. 2023-09-30T01:18:16.72 0.3 undecidable manual S 255 33.1446 50 -0.14 73
IV.LIBRI.HHZ. 2023-09-30T01:18:15.16 0.3 undecidable manual S 262 27.5502 50 -0.21 73
IV.MRCB.HHZ. 2023-09-30T01:18:13.45 0.1 undecidable manual P 83 40.626 50 0.24 94
IV.MTTG.HHZ. 2023-09-30T01:18:13.67 0.1 undecidable manual P 108 42.0246 50 0.23 94
IV.IVPL.HHZ. 2023-09-30T01:18:13.04 0.1 undecidable manual P 322 36.5412 50 0.45 91
IV.IVUG.HHZ. 2023-09-30T01:18:13.03 0.1 undecidable manual P 324 37.9287 50 0.22 95
IV.AIO.HHZ. 2023-09-30T01:18:12.05 0.3 undecidable manual S 182 16.3725 123 -0.24 74
IV.MILZ.HHZ. 2023-09-30T01:18:12.04 0.3 undecidable manual S 357 16.9719 122 -0.44 71
IV.MUCR.HHZ. 2023-09-30T01:18:12.33 0.1 undecidable manual P 255 33.1446 50 0.27 95
IV.LIBRI.HHZ. 2023-09-30T01:18:11.33 0.1 undecidable manual P 262 27.5502 50 0.13 99
IV.NOV.HHZ. 2023-09-30T01:18:10.69 0.3 undecidable manual S 222 13.5753 129 -0.82 61
IV.NOV.HHZ. 2023-09-30T01:18:09.28 0.1 positive manual P 222 13.5753 129 0.31 97
IV.AIO.HHZ. 2023-09-30T01:18:09.71 0.1 undecidable manual P 182 16.3725 123 0.29 97
IV.MILZ.HHZ. 2023-09-30T01:18:09.68 0.1 undecidable manual P 357 16.9719 122 0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NOV.HHN. ML:1.1 0.0001233 0.26 AML other m 2023-09-30T01:18:11.90
IV.NOV.HHE. ML:1.2 0.00014649999999999998 0.88 AML other m 2023-09-30T01:18:12.76
IV.MILZ.HHN. ML:1.5 0.0002825 0.46 AML other m 2023-09-30T01:18:12.46
IV.MILZ.HHE. ML:1.5 0.0002925 0.24 AML other m 2023-09-30T01:18:12.44
IV.AIO.HHN. ML:1.1 0.0001015 0.2 AML other m 2023-09-30T01:18:12.79
IV.AIO.HHE. ML:1.1 0.0001185 1.42 AML other m 2023-09-30T01:18:13.20
IV.LIBRI.HHE. ML:1.1 0.0000612 0.22 AML other m 2023-09-30T01:18:15.79
IV.LIBRI.HNE. ML:1.6 0.000184 1.38 AML other m 2023-09-30T01:18:15.95
IV.LIBRI.HHN. ML:1.1 0.00007205 1.62 AML other m 2023-09-30T01:18:16.17
IV.LIBRI.HNN. ML:1.7 0.00027800000000000004 1.42 AML other m 2023-09-30T01:18:17.78
IV.MUCR.HHN. ML:1.2 0.00006510000000000001 0.68 AML other m 2023-09-30T01:18:18.47
IV.MUCR.HHE. ML:1.2 0.000059399999999999994 1.38 AML other m 2023-09-30T01:18:18.01
IV.MRCB.HHE. ML:1.1 0.0000428 0.3 AML other m 2023-09-30T01:18:20.03
IV.IVUG.HHE. ML:1.2 0.00005264999999999999 0.28 AML other m 2023-09-30T01:18:20.52
IV.IVUG.HHN. ML:1.2 0.0000636 1.2 AML other m 2023-09-30T01:18:20.73
IV.MRCB.HHN. ML:1.1 0.0000392 1.2 AML other m 2023-09-30T01:18:20.95
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