Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 16-09-2012 and time 16:46:29 (UTC) in region Costa Siciliana nord orientale (Messina)

A magnitude ML 2.5 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 16-09-2012 16:46:29 (UTC)
  • 16-09-2012 18:46:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1840, 14.8600 at 126 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
Piraino ME 2 3962 3962
Gioiosa Marea ME 3 7074 11036
Brolo ME 4 5783 16819
Sant'Angelo di Brolo ME 8 3090 19909
Ficarra ME 9 1469 21378
Naso ME 9 3813 25191
Montagnareale ME 10 1615 26806
Patti ME 10 13431 40237
Capo d'Orlando ME 10 13254 53491
Sinagra ME 11 2705 56196
Castell'Umberto ME 12 3128 59324
Librizzi ME 13 1660 60984
Mirto ME 14 974 61958
San Salvatore di Fitalia ME 14 1319 63277
Raccuja ME 15 1041 64318
Ucria ME 15 1058 65376
Capri Leone ME 16 4515 69891
Frazzanò ME 16 711 70602
Tortorici ME 17 6435 77037
San Piero Patti ME 18 2915 79952
Galati Mamertino ME 18 2627 82579
San Marco d'Alunzio ME 19 1996 84575
Oliveri ME 19 2181 86756
Torrenova ME 19 4386 91142
Longi ME 20 1473 92615

Municipalities with at least 50000 inhabitants

An earthquake occurred to
61 Km W of Messina (238439 inhabitants)
69 Km NW of Acireale (52622 inhabitants)
69 Km W of Reggio di Calabria (183035 inhabitants)
78 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 2.5 2012-09-16
16:46:28		 38.3082 14.8872 134 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 2179201
Bulletin
Rev1000 		ML 2.5 2012-09-16
16:46:29		 38.1843 14.8597 126 2014-09-19
08:14:18		 Bollettino Sismico Italiano INGV 2897011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-09-16 16:46:29 ± 0.29
Latitude 38.1843 ± 0.0162
Longitude 14.8597 ± 0.0229
Depth (km) 126 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 2897011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1761
Semi-minor axis of confidence ellipse (meter) 1458
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 316
Circular confidence region, given by single value of horizontal uncertainty (meter) 1760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.21404
Epicentral distance of station farthest from the epicenter (degree) 1.78425
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 2897011
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:44:09

ML:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 2179201
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2012-09-16 16:55:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLAC.HHZ. 2012-09-16T16:47:14.74 0.6 undecidable manual S 77 140.5482 128 0.53 39
IV.SOI.EHZ. 2012-09-16T16:47:08.53 0.6 undecidable manual S 96 105.0171 137 -0.03 45
IV.JOPP.HHZ. 2012-09-16T16:47:07.36 0.6 undecidable manual S 62 100.7214 138 -0.59 41
IV.HLNI.HHZ. 2012-09-16T16:47:06.13 0.6 undecidable manual S 179 92.7405 141 -0.69 38
MN.TIP.HHZ. 2012-09-16T16:47:02.13 0.3 undecidable manual P 56 198.0573 118 0.71 41
IV.MSRU.HHZ. 2012-09-16T16:47:02.18 0.6 undecidable manual S 81 57.1983 154 -0.48 46
IV.NOV.HHZ. 2012-09-16T16:47:01.53 0.6 undecidable manual S 126 29.748 166 0.94 41
IV.MCSR.HHZ. 2012-09-16T16:47:01.82 0.3 undecidable manual S 112 34.9428 163 0.93 61
IV.SERS.HHZ. 2012-09-16T16:47:00.48 0.1 undecidable manual P 59 184.5708 120 0.52 63
IV.IVPL.HHZ. 2012-09-16T16:46:59.94 0.3 undecidable manual S 26 23.754 168 -0.36 76
IV.HMDC.HHZ. 2012-09-16T16:46:55.07 0.1 negative manual P 183 136.0638 129 0.08 87
IV.PLAC.HHZ. 2012-09-16T16:46:55.64 0.1 undecidable manual P 77 140.5482 128 0.22 83
IV.HAVL.HHZ. 2012-09-16T16:46:54.88 0.1 negative manual P 170 137.862 129 -0.28 81
IV.MEU.SHZ. 2012-09-16T16:46:53.44 0.1 negative manual P 181 119.0919 133 0.05 90
IV.HVZN.HHZ. 2012-09-16T16:46:52.87 0.1 undecidable manual P 187 112.2987 135 0.08 91
IV.MPAZ.HHZ. 2012-09-16T16:46:52.13 0.3 undecidable manual P 104 103.4187 138 0.11 69
IV.SOI.EHZ. 2012-09-16T16:46:52.30 0.1 undecidable manual P 96 105.0171 137 0.15 91
IV.JOPP.HHZ. 2012-09-16T16:46:51.48 0.1 positive manual P 62 100.7214 138 -0.32 88
IV.HAGA.HHZ. 2012-09-16T16:46:51.59 0.1 negative manual P 165 103.119 138 -0.41 85
IV.HLNI.HHZ. 2012-09-16T16:46:50.84 0.1 negative manual P 179 92.7405 141 -0.31 89
IV.PETRA.HHZ. 2012-09-16T16:46:50.24 0.1 undecidable manual P 239 75.8685 146 0.33 91
IV.GALF.HHZ. 2012-09-16T16:46:49.61 0.1 undecidable manual P 206 58.497 153 0.79 81
IV.MSCL.HHZ. 2012-09-16T16:46:49.98 0.1 undecidable manual P 86 81.252 145 -0.31 91
IV.MSFR.HHZ. 2012-09-16T16:46:48.14 0.3 undecidable manual P 235 28.749 166 0.62 68
IV.IFIL.HHZ. 2012-09-16T16:46:48.01 0.1 undecidable manual P 330 48.8178 157 -0.3 100
IV.NOV.HHZ. 2012-09-16T16:46:48.00 0.3 undecidable manual P 126 29.748 166 0.44 73
IV.IACL.HHZ. 2012-09-16T16:46:48.50 0.1 undecidable manual P 312 58.497 153 -0.32 98
IV.MSRU.HHZ. 2012-09-16T16:46:47.93 0.1 undecidable manual P 81 57.1983 154 -0.82 81
IV.MCSR.HHZ. 2012-09-16T16:46:47.91 0.3 undecidable manual P 112 34.9428 163 0.18 77
IV.IVPL.HHZ. 2012-09-16T16:46:46.92 0.1 undecidable manual P 26 23.754 168 -0.47 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GALF.HHE. ML:2.5 0.000187 0.74 AML other m 2012-09-16T16:47:05.51
IV.GALF.HHN. ML:2.3 0.0001081 0.86 AML other m 2012-09-16T16:47:06.11
IV.HLNI.HHN. ML:2.4 0.0001263 0.18 AML other m 2012-09-16T16:46:51.04
IV.HLNI.HHE. ML:2.2 0.00007264999999999999 1.56 AML other m 2012-09-16T16:47:00.68
IV.HVZN.HHN. ML:2.9 0.00035299999999999996 0.36 AML other m 2012-09-16T16:46:55.81
IV.HVZN.HHE. ML:2.9 0.0002965 1.58 AML other m 2012-09-16T16:46:54.87
IV.JOPP.HHN. ML:2.4 0.00010345 0.54 AML other m 2012-09-16T16:47:07.90
IV.JOPP.HHE. ML:2.5 0.000135 0.54 AML other m 2012-09-16T16:47:08.12
IV.MCSR.HHN. ML:3.1 0.0007444999999999999 1.24 AML other m 2012-09-16T16:47:04.02
IV.MCSR.HHE. ML:2.9 0.0005365 0.34 AML other m 2012-09-16T16:47:04.63
IV.MPAZ.HHN. ML:2.5 0.0001365 1.36 AML other m 2012-09-16T16:47:10.52
IV.MPAZ.HHE. ML:2.5 0.0001337 1.58 AML other m 2012-09-16T16:47:10.39
IV.MSCL.HHE. ML:2.7 0.000253 0.72 AML other m 2012-09-16T16:47:05.64
IV.MSCL.HHN. ML:2.6 0.00022799999999999999 0.6 AML other m 2012-09-16T16:47:09.29
IV.PETRA.HHE. ML:2.3 0.00011629999999999998 0.58 AML other m 2012-09-16T16:47:06.36
IV.PETRA.HHN. ML:2.3 0.00009964999999999998 0.74 AML other m 2012-09-16T16:47:08.56
IV.PLAC.HHN. ML:2.4 0.00009515 0.86 AML other m 2012-09-16T16:47:15.68
IV.PLAC.HHE. ML:2.5 0.00011549999999999999 0.46 AML other m 2012-09-16T16:47:15.94
IV.SERS.HHE. ML:2.2 0.0000335 1.34 AML other m 2012-09-16T16:47:29.48
IV.SERS.HHN. ML:2.1 0.0000282 0.96 AML other m 2012-09-16T16:47:29.83
IV.SOI.EHE. ML:2.4 0.0001023 1.14 AML other m 2012-09-16T16:47:09.58
IV.SOI.EHN. ML:2.4 0.00011880000000000001 0.72 AML other m 2012-09-16T16:47:10.62
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