Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 18-10-2012 and time 01:44:01 (UTC) in region Costa Siciliana nord orientale (Messina)

A magnitude ML 2.2 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 18-10-2012 01:44:01 (UTC)
  • 18-10-2012 03:44:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.2430, 14.7880 at 133 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
Capo d'Orlando ME 10 13254 13254
Brolo ME 10 5783 19037
Piraino ME 11 3962 22999
Gioiosa Marea ME 12 7074 30073
Naso ME 13 3813 33886
Ficarra ME 15 1469 35355
Sant'Angelo di Brolo ME 17 3090 38445
Capri Leone ME 17 4515 42960
Castell'Umberto ME 18 3128 46088
Mirto ME 18 974 47062
Sinagra ME 18 2705 49767
Montagnareale ME 19 1615 51382
San Salvatore di Fitalia ME 19 1319 52701
Patti ME 19 13431 66132
Frazzanò ME 19 711 66843
Torrenova ME 19 4386 71229

Municipalities with at least 50000 inhabitants

An earthquake occurred to
67 Km W of Messina (238439 inhabitants)
76 Km W of Reggio di Calabria (183035 inhabitants)
78 Km NW of Acireale (52622 inhabitants)
86 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 2.1 2012-10-18
01:44:03		 38.2518 14.8013 120 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 2371321
Bulletin
Rev1000 		ML 2.2 2012-10-18
01:44:01		 38.2427 14.7877 133 2014-09-19
08:14:18		 Bollettino Sismico Italiano INGV 4008551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-10-18 01:44:01 ± 0.29
Latitude 38.2427 ± 0.0279
Longitude 14.7877 ± 0.0229
Depth (km) 133 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 4008551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3138
Semi-minor axis of confidence ellipse (meter) 1178
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 167
Circular confidence region, given by single value of horizontal uncertainty (meter) 3140.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
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) 0.20145
Epicentral distance of station farthest from the epicenter (degree) 1.54054
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 4008551
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:46:39

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 2371321
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2012-10-18 01:58:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SOI.EHZ. 2012-10-18T01:44:41.80 0.3 undecidable manual S 99 112.0989 137 -0.8 54
IV.JOPP.HHZ. 2012-10-18T01:44:41.00 0.3 undecidable manual S 67 103.6185 139 -0.39 64
IV.MTTG.HHZ. 2012-10-18T01:44:39.40 0.3 undecidable manual S 108 83.9493 145 0.62 60
IV.MCSR.HHZ. 2012-10-18T01:44:35.40 0.3 undecidable manual S 117 43.3233 161 0.62 65
IV.NOV.HHZ. 2012-10-18T01:44:34.70 0.3 undecidable manual S 128 38.628 163 0.24 73
IV.IVPL.HHZ. 2012-10-18T01:44:33.10 0.3 undecidable manual S 48 22.3554 170 -0.51 72
IV.MUCR.HHZ. 2012-10-18T01:44:33.90 0.6 undecidable manual S 161 23.3544 169 0.25 50
IV.CAR1.HHZ. 2012-10-18T01:44:31.25 0.3 undecidable manual P 47 166.611 125 0.79 46
IV.MMGO.SHZ. 2012-10-18T01:44:30.73 0.1 undecidable manual P 248 170.9955 124 -0.19 71
IV.PLAC.HHZ. 2012-10-18T01:44:28.82 0.1 undecidable manual P 80 145.4433 129 0.46 76
IV.ALJA.HHZ. 2012-10-18T01:44:25.49 0.3 undecidable manual P 239 105.7164 139 0.71 57
IV.MPAZ.HHZ. 2012-10-18T01:44:25.25 0.3 undecidable manual P 106 111.1998 137 0.02 67
IV.SOI.EHZ. 2012-10-18T01:44:25.34 0.1 undecidable manual P 99 112.0989 137 0.03 89
IV.JOPP.HHZ. 2012-10-18T01:44:24.61 0.1 undecidable manual P 67 103.6185 139 0 91
IV.MTTG.HHZ. 2012-10-18T01:44:23.38 0.1 undecidable manual P 108 83.9493 145 0.27 90
IV.MSCL.HHZ. 2012-10-18T01:44:23.14 0.1 undecidable manual P 90 87.3459 144 -0.21 90
IV.HLNI.HHZ. 2012-10-18T01:44:23.24 0.1 undecidable manual P 176 99.4227 140 -1.03 65
IV.GALF.HHZ. 2012-10-18T01:44:22.39 0.3 undecidable manual P 198 62.0934 153 0.68 63
IV.IACL.HHE. 2012-10-18T01:44:21.13 0.1 undecidable manual P 311 49.5171 158 0.07 100
IV.MPNC.HHZ. 2012-10-18T01:44:20.54 0.3 undecidable manual P 102 50.4162 158 -0.56 66
IV.MSFR.HHE. 2012-10-18T01:44:20.00 0.3 undecidable manual P 217 28.749 167 -0.28 74
IV.MCSR.HHZ. 2012-10-18T01:44:20.94 0.3 undecidable manual P 117 43.3233 161 0.15 74
IV.NOV.HHZ. 2012-10-18T01:44:20.72 0.3 undecidable manual P 128 38.628 163 0.11 76
IV.IFIL.HHE. 2012-10-18T01:44:20.75 0.3 undecidable manual P 333 40.1265 162 0.09 76
IV.MUCR.HHZ. 2012-10-18T01:44:19.66 0.3 undecidable manual P 161 23.3544 169 -0.48 72
IV.IVPL.HHZ. 2012-10-18T01:44:19.82 0.1 positive manual P 48 22.3554 170 -0.3 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHN. ML:2.1 0.0000482 1.12 AML other m 2012-10-18T01:44:41.88
IV.JOPP.HHE. ML:2.0 0.00003784999999999999 1.1 AML other m 2012-10-18T01:44:41.50
IV.MCSR.HHE. ML:2.6 0.00022499999999999997 0.32 AML other m 2012-10-18T01:44:35.99
IV.MCSR.HHN. ML:2.6 0.000235 0.3 AML other m 2012-10-18T01:44:36.53
IV.MPAZ.HHN. ML:2.2 0.000060450000000000006 0.92 AML other m 2012-10-18T01:44:43.15
IV.MPAZ.HHE. ML:2.1 0.0000519 1.58 AML other m 2012-10-18T01:44:44.10
IV.MPNC.HHN. ML:2.4 0.0001395 0.66 AML other m 2012-10-18T01:44:34.39
IV.MPNC.HHE. ML:2.2 0.0000787 1.4 AML other m 2012-10-18T01:44:40.24
IV.MSCL.HHE. ML:2.3 0.00009525 0.32 AML other m 2012-10-18T01:44:41.64
IV.MSCL.HHN. ML:2.4 0.00010445 0.66 AML other m 2012-10-18T01:44:40.37
IV.MTTG.HHE. ML:2.4 0.000125 0.64 AML other m 2012-10-18T01:44:41.40
IV.MTTG.HHN. ML:2.4 0.000122 0.88 AML other m 2012-10-18T01:44:42.07
IV.MUCR.HHE. ML:1.7 0.000033350000000000004 1.58 AML other m 2012-10-18T01:44:36.88
IV.MUCR.HHN. ML:2.0 0.0000554 1.22 AML other m 2012-10-18T01:44:36.18
IV.NOV.HHN. ML:2.0 0.00005665 1.58 AML other m 2012-10-18T01:44:36.02
IV.NOV.HHE. ML:2.1 0.00007885 0.78 AML other m 2012-10-18T01:44:36.81
IV.PLAC.HHN. ML:2.2 0.000052900000000000005 0.62 AML other m 2012-10-18T01:44:48.51
IV.PLAC.HHE. ML:2.1 0.00004195 0.48 AML other m 2012-10-18T01:44:50.85
IV.SOI.EHN. ML:2.1 0.00005025 1.5 AML other m 2012-10-18T01:44:25.62
IV.SOI.EHE. ML:2.2 0.000054600000000000006 0.56 AML other m 2012-10-18T01:44:42.38
MN.TIP.HHN. ML:1.8 0.00001345 1.58 AML other m 2012-10-18T01:45:05.07
MN.TIP.HHE. ML:1.8 0.0000125 1.58 AML other m 2012-10-18T01:45:43.81
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