Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 16-05-2018 and time 07:02:40 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude ML 2.5 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 16-05-2018 05:02:40 (UTC)
  • 16-05-2018 07:02:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.3840, 15.9330 at 24 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
67 Km NE of Siracusa (122291 inhabitants)
72 Km E of Acireale (52622 inhabitants)
76 Km E of Catania (314555 inhabitants)
85 Km S of Reggio di Calabria (183035 inhabitants)
96 Km SE of Messina (238439 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 2018-05-16
05:02:40		 37.3845 15.9332 24 2019-04-24
14:50:42		 Bollettino Sismico Italiano INGV 57152801
Reviewed
Rev100 		ML 2.5 2018-05-16
05:02:40		 37.3918 15.942 18 2018-05-16
05:11:15		 Sala Sismica INGV-Roma 56911381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-05-16 05:02:40 ± 0.18
Latitude 37.3845 ± 0.0090
Longitude 15.9332 ± 0.0125
Depth (km) 24 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 57152801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1115
Semi-minor axis of confidence ellipse (meter) 800
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 141
Circular confidence region, given by single value of horizontal uncertainty (meter) 1110.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 207
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 39
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.57557
Epicentral distance of station farthest from the epicenter (degree) 2.14308
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations 44
Type of magnitude ML
Reference to an origin 56911381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-05-16 05:11:14

ML:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations 42
Type of magnitude ML
Reference to an origin 57152801
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-05-23 09:51:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAFF.HHZ. 2018-05-16T05:03:19.77 0.6 undecidable manual S 263 139.7601 54 0.12 45
IV.CET2.HHZ. 2018-05-16T05:03:15.34 0.6 undecidable manual P 0 237.8841 54 0.2 26
IV.HVZN.HHE. 2018-05-16T05:03:12.37 0.6 undecidable manual S 258 109.9122 98 0.29 45
IV.HMDC.HHZ. 2018-05-16T05:03:12.13 0.6 undecidable manual S 245 112.0989 97 -0.53 42
IV.HPAC.HHZ. 2018-05-16T05:03:11.89 0.6 undecidable manual S 227 109.113 98 0 48
IV.MEU.SHZ. 2018-05-16T05:03:09.07 0.6 undecidable manual S 253 102.0201 98 -0.94 37
IV.SERS.HNN. 2018-05-16T05:03:09.66 0.6 undecidable manual P 20 194.6607 54 -0.1 34
IV.IACL.HHZ. 2018-05-16T05:03:08.15 0.6 undecidable manual P 313 187.8675 54 -0.76 29
IV.CSLB.HHZ. 2018-05-16T05:03:08.11 0.6 undecidable manual P 291 175.6908 54 0.71 33
IV.PLLN.EHZ. 2018-05-16T05:03:07.72 0.6 undecidable manual P 294 170.9955 54 0.91 31
IV.AIO.HHZ. 2018-05-16T05:03:06.77 0.6 undecidable manual S 317 89.5437 99 0.06 49
IV.HLNI.HHZ. 2018-05-16T05:03:06.89 0.3 undecidable manual S 268 93.6396 99 -0.9 57
IV.SSY.HHZ. 2018-05-16T05:03:04.46 0.6 undecidable manual S 252 79.9644 101 0.27 48
IV.RAFF.HHZ. 2018-05-16T05:03:03.00 0.6 undecidable manual P 263 139.7601 54 0.07 45
IV.JOPP.HHZ. 2018-05-16T05:03:02.09 0.6 undecidable manual P 358 135.6642 54 -0.33 42
IV.IVGP.HHN. 2018-05-16T05:03:02.49 0.6 undecidable manual P 323 140.9478 54 -0.58 39
IV.IVPL.HHZ. 2018-05-16T05:03:02.36 0.3 undecidable manual P 323 138.0618 54 -0.36 63
IV.SOI.EHZ. 2018-05-16T05:03:02.90 0.6 undecidable manual S 8 77.1672 101 -0.56 46
IV.HAGA.HHZ. 2018-05-16T05:03:01.38 0.6 undecidable manual S 261 69.4749 103 -0.08 51
IV.MNO.SHZ. 2018-05-16T05:03:01.64 0.6 undecidable manual P 300 124.4865 97 0.85 36
IV.GALF.HHZ. 2018-05-16T05:03:01.67 0.3 undecidable manual P 287 125.4744 96 0.72 58
IV.PLAC.HHZ. 2018-05-16T05:03:00.48 0.6 undecidable manual P 20 126.1737 96 -0.56 41
IV.MUCR.HHZ. 2018-05-16T05:02:59.95 0.6 undecidable manual P 308 118.1928 97 0.12 46
IV.MILZ.HHZ. 2018-05-16T05:02:59.17 0.6 undecidable manual P 328 115.995 97 -0.32 44
IV.AGST.EHZ. 2018-05-16T05:02:59.53 0.6 undecidable manual S 257 63.8916 104 -0.47 48
IV.HMDC.HHZ. 2018-05-16T05:02:58.64 0.3 undecidable manual P 245 112.0989 97 -0.25 68
IV.HPAC.HHZ. 2018-05-16T05:02:58.60 0.6 undecidable manual P 227 109.113 98 0.16 47
IV.EPZF.HHZ. 2018-05-16T05:02:58.68 0.1 positive manual P 298 106.4157 98 0.66 82
IV.HVZN.HHE. 2018-05-16T05:02:58.58 0.6 undecidable manual P 258 109.9122 98 0.03 48
IV.NOV.HHZ. 2018-05-16T05:02:57.12 0.6 undecidable manual P 316 99.9222 98 0.09 48
IV.MPNC.HHZ. 2018-05-16T05:02:56.59 0.3 undecidable manual P 329 98.6235 98 -0.25 70
IV.MEU.SHZ. 2018-05-16T05:02:56.97 0.1 positive manual P 253 102.0201 98 -0.38 90
IV.HLNI.HHZ. 2018-05-16T05:02:55.94 0.1 positive manual P 268 93.6396 99 -0.14 97
IV.AIO.HHZ. 2018-05-16T05:02:55.48 0.1 negative manual P 317 89.5437 99 0.03 99
IV.SSY.HHZ. 2018-05-16T05:02:54.09 0.1 positive manual P 252 79.9644 101 0.09 100
IV.SOI.EHZ. 2018-05-16T05:02:53.80 0.3 undecidable manual P 8 77.1672 101 0.23 73
IV.EPOZ.HHZ. 2018-05-16T05:02:53.63 0.3 undecidable manual P 296 72.8715 102 0.7 64
IV.HAGA.HHZ. 2018-05-16T05:02:52.66 0.1 positive manual P 261 69.4749 103 0.24 99
IV.AGST.EHZ. 2018-05-16T05:02:51.93 0.3 undecidable manual P 257 63.8916 104 0.35 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AGST.EHE. ML:2.5 0.000545 0.7 AML other m 2018-05-16T05:03:00.55
IV.AGST.EHN. ML:2.5 0.0005439460999999999 0.16 AML other m 2018-05-16T05:03:01.11
IV.HAGA.HHN. ML:2.5 0.00047888679999999993 0.0992 AML other m 2018-05-16T05:03:01.52
IV.HAGA.HHE. ML:2.5 0.0005007517500000001 0.0992 AML other m 2018-05-16T05:03:01.88
IV.SOI.EHE. ML:2.6 0.00057666305 0.56 AML other m 2018-05-16T05:03:03.42
IV.IVPL.HHN. ML:2.9 0.0004655 0.64 AML other m 2018-05-16T05:03:03.20
IV.IVPL.HHE. ML:2.8 0.00040605599999999996 0.32 AML other m 2018-05-16T05:03:03.85
IV.EPOZ.HHN. ML:2.9 0.0012303905 0.2976 AML other m 2018-05-16T05:03:04.32
IV.SSY.HHE. ML:2.5 0.00041686935 0.1984 AML other m 2018-05-16T05:03:04.66
IV.EPOZ.HHE. ML:2.6 0.00069645285 0.3008 AML other m 2018-05-16T05:03:05.17
IV.SOI.EHN. ML:2.4 0.0003030075 0.3008 AML other m 2018-05-16T05:03:06.10
IV.AIO.HHE. ML:2.4 0.0002475 0.9 AML other m 2018-05-16T05:03:06.47
IV.AIO.HHN. ML:2.3 0.000208668 0.2592 AML other m 2018-05-16T05:03:07.12
IV.SSY.HHN. ML:2.9 0.0010665 1.06 AML other m 2018-05-16T05:03:07.72
IV.MEU.SHN. ML:0.0 0.0009934981 0.2784 AML other m 2018-05-16T05:03:10.14
IV.MEU.SHE. ML:0.0 0.0006419999999999999 0.28 AML other m 2018-05-16T05:03:12.22
IV.NOV.HHN. ML:2.2 0.00014055 1.2 AML other m 2018-05-16T05:03:12.96
IV.HMDC.HHN. ML:2.7 0.0004275 0.16 AML other m 2018-05-16T05:03:13.27
IV.HMDC.HHE. ML:2.6 0.0003452439 0.3008 AML other m 2018-05-16T05:03:13.15
IV.NOV.HHE. ML:2.2 0.000164 0.42 AML other m 2018-05-16T05:03:13.86
IV.MPNC.HHN. ML:2.5 0.0002925 0.48 AML other m 2018-05-16T05:03:13.88
IV.MPNC.HHE. ML:2.4 0.000227 0.8 AML other m 2018-05-16T05:03:14.40
IV.MUCR.HHE. ML:2.2 0.000124 1.46 AML other m 2018-05-16T05:03:15.01
IV.MILZ.HHN. ML:2.3 0.0001565 0.68 AML other m 2018-05-16T05:03:16.14
IV.MUCR.HHN. ML:2.4 0.00016350000000000002 0.38 AML other m 2018-05-16T05:03:17.05
IV.EPZF.HHN. ML:2.8 0.0006145 0.34 AML other m 2018-05-16T05:03:17.26
IV.MILZ.HHE. ML:2.4 0.000185 1.52 AML other m 2018-05-16T05:03:17.22
IV.EPZF.HHE. ML:2.8 0.0005859999999999999 0.32 AML other m 2018-05-16T05:03:17.37
IV.MNO.SHE. ML:0.0 0.0005204999999999999 0.44 AML other m 2018-05-16T05:03:17.32
IV.JOPP.HHE. ML:2.2 0.00008645 0.42 AML other m 2018-05-16T05:03:18.16
IV.PLAC.HNE. ML:2.2 0.000116612825 0.4384 AML other m 2018-05-16T05:03:18.66
IV.MNO.SHN. ML:0.0 0.0004350102 0.6816 AML other m 2018-05-16T05:03:18.64
IV.JOPP.HHN. ML:2.3 0.00010805000000000001 0.38 AML other m 2018-05-16T05:03:18.76
IV.PLAC.HNN. ML:2.3 0.00013339852 0.5216 AML other m 2018-05-16T05:03:19.06
IV.PLAC.HHE. ML:2.3 0.0001255 0.54 AML other m 2018-05-16T05:03:19.05
IV.GALF.HHE. ML:2.6 0.0002985 0.32 AML other m 2018-05-16T05:03:20.31
IV.GALF.HHN. ML:2.7 0.0003105 1.68 AML other m 2018-05-16T05:03:20.85
IV.RAFF.HHE. ML:2.6 0.000216 0.32 AML other m 2018-05-16T05:03:22.04
IV.RAFF.HHN. ML:2.6 0.0002475 1.76 AML other m 2018-05-16T05:03:25.96
IV.PLAC.HHN. ML:2.2 0.00010700000000000001 0.52 AML other m 2018-05-16T05:03:26.26
IV.CSLB.HHN. ML:1.9 0.000029849999999999997 0.94 AML other m 2018-05-16T05:03:29.88
IV.PLLN.EHE. ML:2.6 0.0001605 1 AML other m 2018-05-16T05:03:32.04
IV.CSLB.HHE. ML:1.9 0.000031 1.3 AML other m 2018-05-16T05:03:34.33
IV.CET2.HHE. ML:2.7 0.00009884999999999999 0.76 AML other m 2018-05-16T05:03:40.71
IV.PLLN.EHN. ML:2.8 0.00023750000000000003 1.18 AML other m 2018-05-16T05:03:40.33
IV.CET2.HHN. ML:2.7 0.000111 1.22 AML other m 2018-05-16T05:03:51.97
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