Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 24-07-2023 and time 04:55:44 (Italy) in region 3 km W Milo (CT)

A magnitude ML 2.5 earthquake occured in region: 3 km W Milo (CT), on

  • 24-07-2023 02:55:44 (UTC)
  • 24-07-2023 04:55:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7260, 15.0850 at 8 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
Milo CT 3 1087 1087
Zafferana Etnea CT 4 9517 10604
Sant'Alfio CT 6 1582 12186
Santa Venerina CT 6 8592 20778
Giarre CT 9 27659 48437
Mascali CT 10 14282 62719
Riposto CT 11 14838 77557
Trecastagni CT 12 10910 88467
Pedara CT 12 14102 102569
Piedimonte Etneo CT 12 3963 106532
Viagrande CT 13 8563 115095
Fiumefreddo di Sicilia CT 13 9623 124718
Nicolosi CT 13 7463 132181
Aci Sant'Antonio CT 14 17984 150165
Linguaglossa CT 14 5403 155568
Aci Bonaccorsi CT 14 3524 159092
Acireale CT 15 52622 211714
Aci Catena CT 15 29851 241565
San Giovanni la Punta CT 17 23060 264625
Valverde CT 17 7840 272465
Ragalna CT 17 3924 276389
Tremestieri Etneo CT 17 20589 296978
Calatabiano CT 17 5308 302286
Mascalucia CT 17 31958 334244
Belpasso CT 18 28108 362352
San Pietro Clarenza CT 18 7743 370095
Castiglione di Sicilia CT 18 3215 373310
San Gregorio di Catania CT 18 11966 385276
Gravina di Catania CT 18 25838 411114
Sant'Agata li Battiati CT 19 9479 420593
Camporotondo Etneo CT 19 5023 425616
Gaggi ME 19 3184 428800
Moio Alcantara ME 20 717 429517
Aci Castello CT 20 18723 448240

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km NW of Acireale (52622 inhabitants)
25 Km N of Catania (314555 inhabitants)
65 Km SW of Reggio di Calabria (183035 inhabitants)
67 Km SW of Messina (238439 inhabitants)
76 Km N of Siracusa (122291 inhabitants)
94 Km E of Caltanissetta (63360 inhabitants)
94 Km NE of Ragusa (73313 inhabitants)
99 Km NE of Vittoria (63339 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 2.5 2023-07-24
02:55:44		 37.7263 15.085 9 2024-09-10
16:44:29		 Bollettino Sismico Italiano INGV 130320381
Reviewed
Rev200 		ML 2.5 2023-07-24
02:55:44		 37.743 15.068 4 2024-08-01
14:11:19		 Sala Operativa INGV_OE (Catania) 119521801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-24 02:55:44 ± 0.06
Latitude 37.7263 ± 0.0045
Longitude 15.0850 ± 0.0057
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 130320381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 507
Semi-minor axis of confidence ellipse (meter) 380
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 314
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 58
Number of defining phases 58
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00989
Epicentral distance of station farthest from the epicenter (degree) 1.92545
Number of stations at which the event was observed 43
Number of stations from which data was used for origin computation 43
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 78
Type of magnitude ML
Reference to an origin 130320381
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-08-01 13:11:21

ML:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 119521801
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2023-07-24 03:16:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CET2.HHZ. 2023-07-24T02:56:17.62 0.3 undecidable manual P 20 213.7194 38 -0.93 31
IV.SSY.HHZ. 2023-07-24T02:56:05.60 0.6 undecidable manual S 181 63.0924 50 0.81 36
IV.ISPIC.HHZ. 2023-07-24T02:56:02.73 0.3 undecidable manual P 189 106.116 50 -0.3 59
IV.CSLB.HHZ. 2023-07-24T02:56:02.35 0.3 undecidable manual P 285 93.0402 50 1.34 40
IV.SOI.EHZ. 2023-07-24T02:56:01.38 0.3 undecidable manual P 65 93.1401 50 0.35 60
IV.HMDC.HHZ. 2023-07-24T02:56:00.08 0.3 undecidable manual P 197 89.1441 50 -0.34 61
IV.HAVL.HHZ. 2023-07-24T02:55:59.51 0.1 positive manual P 178 85.1481 50 -0.28 82
IV.RAFF.HHZ. 2023-07-24T02:55:59.86 0.3 undecidable manual P 229 84.6486 50 0.13 64
IV.SICLA.EHZ. 2023-07-24T02:55:59.19 0.6 undecidable manual P 43 80.5638 50 0.1 43
IV.IVPL.HHZ. 2023-07-24T02:55:58.14 0.3 undecidable manual P 353 72.6717 50 0.26 64
IV.MSRU.HHZ. 2023-07-24T02:55:57.32 0.3 undecidable manual P 32 70.1742 50 -0.17 65
IV.HVZN.HHZ. 2023-07-24T02:55:57.23 0.3 undecidable manual P 208 68.9754 50 -0.07 67
IV.HSRS.HHZ. 2023-07-24T02:55:57.39 0.1 positive manual P 170 71.2731 50 -0.28 85
IV.MRCB.HHZ. 2023-07-24T02:55:57.75 0.3 undecidable manual P 48 72.4719 50 -0.1 66
IV.AIO.HHZ. 2023-07-24T02:55:56.32 0.6 undecidable manual S 25 30.1476 106 0.54 43
IV.MILZ.HHZ. 2023-07-24T02:55:56.07 0.3 undecidable manual P 12 61.7937 50 -0.13 67
IV.SSY.HHZ. 2023-07-24T02:55:56.27 0.1 positive manual P 181 63.0924 50 -0.13 89
IV.MTTG.HHZ. 2023-07-24T02:55:56.28 0.3 undecidable manual P 60 61.9935 50 0.05 68
IV.GALF.HHZ. 2023-07-24T02:55:54.78 0.3 undecidable manual P 268 45.5211 50 1.09 49
IV.AGST.EHZ. 2023-07-24T02:55:54.31 0.3 undecidable manual P 166 53.6019 50 -0.63 60
IV.MUCR.HHZ. 2023-07-24T02:55:52.80 0.1 positive manual P 332 39.7269 50 0.01 95
IV.ECZM.HHN. 2023-07-24T02:55:52.33 0.6 undecidable manual S 272 15.873 118 1.15 34
IV.NOV.HHZ. 2023-07-24T02:55:51.61 0.1 positive manual P 8 33.744 50 -0.27 91
IV.EFIU.HHZ. 2023-07-24T02:55:51.31 0.3 undecidable manual S 57 13.0758 123 0.97 55
IV.EPOZ.HNZ. 2023-07-24T02:55:51.29 0.6 undecidable manual S 124 10.878 128 1.56 27
IV.EPZF.HHZ. 2023-07-24T02:55:50.00 0.1 undecidable manual P 299 22.755 111 0.2 94
IV.ESCV.HHZ. 2023-07-24T02:55:50.45 0.3 undecidable manual P 276 23.754 110 0.46 67
IV.AIO.HHZ. 2023-07-24T02:55:50.85 0.1 undecidable manual P 25 30.1476 106 -0.35 90
IV.ENIC.HHZ. 2023-07-24T02:55:50.22 0.6 undecidable manual S 208 11.877 126 0.21 48
IV.EVRN.HNZ. 2023-07-24T02:55:49.00 0.6 undecidable manual S 133 6.0939 145 0.44 46
IV.EMFS.HHZ. 2023-07-24T02:55:49.13 0.3 undecidable manual S 264 7.6812 138 0.22 72
IV.ESLN.HHZ. 2023-07-24T02:55:49.42 0.6 undecidable manual S 249 10.3785 129 -0.17 48
IV.EMPL.HHZ. 2023-07-24T02:55:49.75 0.6 undecidable manual S 243 11.3775 127 -0.1 49
IV.ESML.HHZ. 2023-07-24T02:55:49.76 0.3 undecidable manual P 236 21.6672 111 0.16 71
IV.EPOZ.HNZ. 2023-07-24T02:55:48.06 0.1 undecidable manual P 124 10.878 128 0.36 93
IV.ECBD.HHN. 2023-07-24T02:55:48.49 0.6 undecidable manual S 1 5.994 145 -0.05 50
IV.ECZM.HHN. 2023-07-24T02:55:48.76 0.1 undecidable manual P 272 15.873 118 0.22 95
IV.ESPC.HHN. 2023-07-24T02:55:48.44 0.6 undecidable manual S 233 6.2937 144 -0.17 49
IV.ECHR.HHE. 2023-07-24T02:55:48.67 0.1 undecidable manual P 254 15.7731 118 0.15 96
IV.EFIU.HHZ. 2023-07-24T02:55:48.14 0.1 undecidable manual P 57 13.0758 123 0.09 98
IV.EPDN.HHZ. 2023-07-24T02:55:48.44 0.3 undecidable manual S 306 7.3815 139 -0.41 69
IV.ESAL.HHZ. 2023-07-24T02:55:48.57 0.6 undecidable manual S 54 5.3946 148 0.14 49
IV.EMSG.HHZ. 2023-07-24T02:55:48.77 0.1 negative manual P 312 15.873 118 0.24 94
IV.EMPL.HHZ. 2023-07-24T02:55:47.61 0.1 positive manual P 243 11.3775 127 -0.16 97
IV.ECNE.HHN. 2023-07-24T02:55:47.26 0.1 undecidable manual P 301 8.4804 135 -0.08 99
IV.ESVO.HHZ. 2023-07-24T02:55:47.98 0.1 negative manual P 293 13.1757 123 -0.09 98
IV.ENIC.HHZ. 2023-07-24T02:55:47.80 0.1 positive manual P 208 11.877 126 -0.06 98
IV.EPMN.HHZ. 2023-07-24T02:55:47.84 0.1 positive manual P 38 13.1757 123 -0.24 95
IV.EMNR.HHZ. 2023-07-24T02:55:47.98 0.1 undecidable manual P 333 11.2776 127 0.22 95
IV.EMFS.HHZ. 2023-07-24T02:55:47.12 0.1 negative manual P 264 7.6812 138 -0.11 98
IV.ESLN.HHZ. 2023-07-24T02:55:47.37 0.1 undecidable manual P 249 10.3785 129 -0.25 95
IV.EMFO.HHE. 2023-07-24T02:55:47.58 0.6 undecidable manual S 24 1.0989 172 -0.33 47
IV.EPDN.HHZ. 2023-07-24T02:55:46.43 0.1 undecidable manual P 306 7.3815 139 -0.76 81
IV.ESAL.HHZ. 2023-07-24T02:55:46.71 0.1 positive manual P 54 5.3946 148 -0.24 96
IV.EMFO.HHE. 2023-07-24T02:55:46.25 0.1 undecidable manual P 24 1.0989 172 -0.4 93
IV.ECBD.HHN. 2023-07-24T02:55:46.79 0.1 undecidable manual P 1 5.994 145 -0.23 96
IV.EVRN.HNZ. 2023-07-24T02:55:46.99 0.1 positive manual P 133 6.0939 145 -0.03 100
IV.ESPC.HHN. 2023-07-24T02:55:46.84 0.1 undecidable manual P 233 6.2937 144 -0.21 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EVRN.HNN. ML:3.5 0.0638 0.24 AML other m 2023-07-24T02:55:49.26
IV.EMFS.HHE. ML:3.4 0.039299999999999995 0.24 AML other m 2023-07-24T02:55:49.28
IV.EMFS.HHN. ML:3.3 0.0354 0.24 AML other m 2023-07-24T02:55:49.34
IV.ESAL.HHE. ML:3.2 0.02935 0.28 AML other m 2023-07-24T02:55:49.64
IV.EVRN.HNE. ML:3.3 0.033350000000000005 0.8 AML other m 2023-07-24T02:55:49.74
IV.EVRN.HHN. ML:3.5 0.06375 0.96 AML other m 2023-07-24T02:55:49.27
IV.ESAL.HHN. ML:3.0 0.02115 0.6 AML other m 2023-07-24T02:55:50.44
IV.EFIU.HHN. ML:2.9 0.00957 1.08 AML other m 2023-07-24T02:55:51.29
IV.EFIU.HNN. ML:2.9 0.009519999999999999 1.08 AML other m 2023-07-24T02:55:51.30
IV.EFIU.HHE. ML:2.9 0.01042 0.46 AML other m 2023-07-24T02:55:52.37
IV.EFIU.HNE. ML:3.0 0.01151 0.46 AML other m 2023-07-24T02:55:52.38
IV.EPOZ.HHN. ML:3.2 0.0197 0.54 AML other m 2023-07-24T02:55:52.96
IV.EPOZ.HNN. ML:3.2 0.02165 0.54 AML other m 2023-07-24T02:55:52.97
IV.EVRN.HHE. ML:3.2 0.03185 0.28 AML other m 2023-07-24T02:55:52.73
IV.ENIC.HHN. ML:2.9 0.01055 0.42 AML other m 2023-07-24T02:55:52.89
IV.ENIC.HHE. ML:3.0 0.011699999999999999 0.52 AML other m 2023-07-24T02:55:53.53
IV.EPOZ.HHE. ML:3.1 0.0152 0.34 AML other m 2023-07-24T02:55:54.78
IV.EPOZ.HNE. ML:3.1 0.0152 0.36 AML other m 2023-07-24T02:55:54.79
IV.ESVO.HHE. ML:2.7 0.00577 0.86 AML other m 2023-07-24T02:55:55.00
IV.EMSG.HHN. ML:3.0 0.009835 0.34 AML other m 2023-07-24T02:55:56.89
IV.EMSG.HHE. ML:2.9 0.008315 0.36 AML other m 2023-07-24T02:55:57.17
IV.ESVO.HHN. ML:2.6 0.005305 0.28 AML other m 2023-07-24T02:55:58.43
IV.ESML.HHE. ML:2.6 0.0028049999999999998 1.08 AML other m 2023-07-24T02:56:00.85
IV.ESML.HNE. ML:2.6 0.003075 1.1 AML other m 2023-07-24T02:56:00.88
IV.ESCV.HHN. ML:2.6 0.00246 0.66 AML other m 2023-07-24T02:56:00.63
IV.NOV.HNE. ML:2.0 0.0004125 1.3 AML other m 2023-07-24T02:56:01.06
IV.NOV.HHE. ML:2.6 0.00181 1.3 AML other m 2023-07-24T02:56:01.06
IV.ESML.HHN. ML:2.5 0.002115 0.48 AML other m 2023-07-24T02:56:01.36
IV.ESML.HNN. ML:2.5 0.00236 0.48 AML other m 2023-07-24T02:56:01.38
IV.ESCV.HHE. ML:2.5 0.002205 0.36 AML other m 2023-07-24T02:56:02.12
IV.AGST.EHE. ML:2.4 0.000585 1.22 AML other m 2023-07-24T02:56:02.37
IV.AGST.EHN. ML:2.5 0.000847 0.62 AML other m 2023-07-24T02:56:03.01
IV.NOV.HHN. ML:2.5 0.0014299999999999998 0.7 AML other m 2023-07-24T02:56:04.52
IV.NOV.HNN. ML:1.9 0.00036449999999999997 0.72 AML other m 2023-07-24T02:56:04.51
IV.MUCR.HHE. ML:2.5 0.0010575 1.42 AML other m 2023-07-24T02:56:04.88
IV.MUCR.HHN. ML:2.3 0.0007700000000000001 1 AML other m 2023-07-24T02:56:06.31
IV.HSRS.HHE. ML:2.4 0.00046199999999999995 1.66 AML other m 2023-07-24T02:56:08.89
IV.HSRS.HHN. ML:2.2 0.0002915 1.36 AML other m 2023-07-24T02:56:08.85
IV.SSY.HHE. ML:2.4 0.000488 0.2 AML other m 2023-07-24T02:56:08.54
IV.MILZ.HHN. ML:2.2 0.0003545 1.08 AML other m 2023-07-24T02:56:09.39
IV.MTTG.HHN. ML:2.2 0.0002945 1.44 AML other m 2023-07-24T02:56:10.91
IV.SSY.HNN. ML:2.6 0.0007875 1.1 AML other m 2023-07-24T02:56:10.76
IV.MTTG.HHE. ML:2.2 0.0002985 0.48 AML other m 2023-07-24T02:56:10.09
IV.SSY.HNE. ML:2.6 0.0008085 1.08 AML other m 2023-07-24T02:56:10.62
IV.SSY.HHN. ML:2.7 0.001085 1.1 AML other m 2023-07-24T02:56:10.74
IV.MILZ.HHE. ML:2.4 0.000532 1.36 AML other m 2023-07-24T02:56:11.86
IV.HVZN.HHE. ML:2.2 0.0002635 1.56 AML other m 2023-07-24T02:56:12.98
IV.HVZN.HNE. ML:2.2 0.00028900000000000003 0.54 AML other m 2023-07-24T02:56:12.01
IV.GALF.HHE. ML:2.7 0.0014500000000000001 0.48 AML other m 2023-07-24T02:56:12.54
IV.HVZN.HNN. ML:2.2 0.00027800000000000004 0.5 AML other m 2023-07-24T02:56:12.43
IV.MSRU.HHN. ML:2.4 0.000389 0.72 AML other m 2023-07-24T02:56:12.86
IV.MSRU.HNN. ML:2.4 0.000373 0.72 AML other m 2023-07-24T02:56:12.87
IV.MRCB.HHN. ML:2.2 0.000257 0.46 AML other m 2023-07-24T02:56:12.67
IV.RAFF.HHE. ML:2.2 0.00020649999999999998 1.48 AML other m 2023-07-24T02:56:13.82
IV.HMDC.HHE. ML:2.2 0.000199 1.68 AML other m 2023-07-24T02:56:13.90
IV.RAFF.HNE. ML:1.9 0.0001023 0.32 AML other m 2023-07-24T02:56:14.31
IV.RAFF.HHN. ML:2.3 0.000275 0.32 AML other m 2023-07-24T02:56:14.19
IV.RAFF.HNN. ML:2.0 0.00011525000000000001 0.3 AML other m 2023-07-24T02:56:14.20
IV.IVPL.HNE. ML:2.7 0.0008129999999999999 0.5 AML other m 2023-07-24T02:56:14.80
IV.IVPL.HHE. ML:2.7 0.000858 0.48 AML other m 2023-07-24T02:56:14.81
IV.SICLA.EHN. ML:2.3 0.000255 0.88 AML other m 2023-07-24T02:56:15.02
IV.HAVL.HHN. ML:2.6 0.0005925 1.32 AML other m 2023-07-24T02:56:15.70
IV.HAVL.HHE. ML:2.5 0.00040500000000000003 0.26 AML other m 2023-07-24T02:56:15.87
IV.GALF.HHN. ML:2.6 0.001215 1.24 AML other m 2023-07-24T02:56:16.84
IV.HVZN.HHN. ML:2.2 0.000241 0.4 AML other m 2023-07-24T02:56:16.47
IV.IVPL.HNN. ML:2.9 0.001365 1.24 AML other m 2023-07-24T02:56:16.73
IV.IVPL.HHN. ML:3.0 0.0014100000000000002 1.26 AML other m 2023-07-24T02:56:16.75
IV.MRCB.HHE. ML:2.1 0.000219 0.46 AML other m 2023-07-24T02:56:17.26
IV.MSRU.HNE. ML:2.5 0.00048350000000000004 0.34 AML other m 2023-07-24T02:56:17.19
IV.SICLA.EHE. ML:2.3 0.0002765 0.8 AML other m 2023-07-24T02:56:17.64
IV.MSRU.HHE. ML:2.4 0.00046699999999999997 0.32 AML other m 2023-07-24T02:56:17.35
IV.HMDC.HNE. ML:2.3 0.000242 1.44 AML other m 2023-07-24T02:56:17.06
IV.HMDC.HHN. ML:2.3 0.000243 0.3 AML other m 2023-07-24T02:56:20.27
IV.HMDC.HNN. ML:2.3 0.000258 0.32 AML other m 2023-07-24T02:56:20.12
IV.SOI.EHN. ML:1.9 0.00009340000000000001 1.18 AML other m 2023-07-24T02:56:23.61
IV.ISPIC.HHN. ML:2.2 0.00013350000000000002 0.22 AML other m 2023-07-24T02:56:23.27
IV.SOI.EHE. ML:1.8 0.00007744999999999999 0.42 AML other m 2023-07-24T02:56:26.20
IV.ISPIC.HHE. ML:2.2 0.00014600000000000003 1.58 AML other m 2023-07-24T02:56:28.96
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
Waveforms Seismic signals in miniseed + resp format Download