Istituto Nazionale di Geofisica e Vulcanologia

Earthquake (explosion) with magnitude of ML 1.2 on date 29-05-2018 and time 11:42:46 (Italy) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude ML 1.2 (explosion) earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 29-05-2018 09:42:46 (UTC)
  • 29-05-2018 11:42:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1360, 15.5520 at 0 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Event type: explosion.

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
Messina ME 7 238439 238439
Reggio di Calabria RC 9 183035 421474
Villa San Giovanni RC 12 13784 435258
Saponara ME 12 3988 439246
Rometta ME 13 6650 445896
Campo Calabro RC 13 4536 450432
Scaletta Zanclea ME 13 2140 452572
Itala ME 14 1640 454212
Monforte San Giorgio ME 15 2777 456989
Fiumara RC 15 1018 458007
Villafranca Tirrena ME 15 8584 466591
Calanna RC 16 934 467525
Roccavaldina ME 16 1133 468658
Alì ME 17 768 469426
Valdina ME 17 1355 470781
Laganadi RC 17 413 471194
San Pier Niceto ME 18 2837 474031
San Roberto RC 18 1750 475781
Spadafora ME 18 5021 480802
Alì Terme ME 18 2539 483341
Torregrotta ME 19 7431 490772
Sant'Alessio in Aspromonte RC 19 343 491115
Venetico ME 19 3911 495026
Fiumedinisi ME 19 1409 496435
Scilla RC 20 4964 501399
Cardeto RC 20 1641 503040
Motta San Giovanni RC 20 6208 509248

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km S of Messina (238439 inhabitants)
9 Km W of Reggio di Calabria (183035 inhabitants)
67 Km NE of Acireale (52622 inhabitants)
81 Km NE 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
Bulletin
Rev1000 		ML 1.2 2018-05-29
09:42:46		 38.1357 15.5515 0 2019-04-24
14:51:11		 Bollettino Sismico Italiano INGV 66501461
Reviewed
Rev100 		ML 1.2 2018-05-29
09:42:46		 38.1225 15.5173 8 2018-05-29
09:58:57		 Sala Sismica INGV-Roma 57337181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-05-29 09:42:46 ± 0.18
Latitude 38.1357 ± 0.0153
Longitude 15.5515 ± 0.0126
Depth (km) 0 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type explosion
Origin ID 66501461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1660
Semi-minor axis of confidence ellipse (meter) 1070
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 1
Circular confidence region, given by single value of horizontal uncertainty (meter) 1660.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.15648
Epicentral distance of station farthest from the epicenter (degree) 0.53869
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 66501461
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-03-13 11:14:52

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 57337181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-05-29 09:58:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.JOPP.HHE. 2018-05-29T09:42:58.62 0.3 undecidable manual P 29 59.7957 90 -0.31 70
IV.SOI.EHZ. 2018-05-29T09:42:55.39 0.1 undecidable manual P 99 44.4222 90 -0.46 93
IV.AIO.HHZ. 2018-05-29T09:42:53.17 0.3 undecidable manual P 237 33.2445 90 -0.45 71
MN.CEL.HHZ. 2018-05-29T09:42:53.93 0.1 undecidable manual P 65 32.9448 90 0.38 96
IV.MILZ.HHN. 2018-05-29T09:42:53.35 0.3 undecidable manual P 298 31.746 90 0.05 78
IV.MTTG.HHZ. 2018-05-29T09:42:51.20 0.1 undecidable manual P 139 19.5693 90 0.32 100
IV.MPNC.HHZ. 2018-05-29T09:42:50.77 0.3 undecidable manual P 274 17.3715 90 0.34 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CEL.HHE. ML:1.0 0.000048799999999999994 1.04 AML other m 2018-05-29T09:42:56.13
MN.CEL.HHN. ML:1.0 0.000042499999999999996 1.04 AML other m 2018-05-29T09:42:56.15
IV.MTTG.HHE. ML:1.2 0.0001435 1.18 AML other m 2018-05-29T09:42:58.03
IV.AIO.HHN. ML:0.9 0.00003505 1.16 AML other m 2018-05-29T09:42:58.94
IV.MTTG.HHN. ML:1.3 0.00017999999999999998 0.42 AML other m 2018-05-29T09:42:59.54
IV.AIO.HHE. ML:0.8 0.00002955 1.04 AML other m 2018-05-29T09:43:00.52
IV.GMB.BHN. ML:2.3 0.0013599999999999999 0.04 AML other m 2018-05-29T09:43:07.39
IV.GMB.BHE. ML:2.5 0.002125 0.08 AML other m 2018-05-29T09:43:07.73
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