Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 14-07-2012 and time 23:12:53 (UTC) in region Costa Siciliana nord orientale (Messina)

A magnitude ML 2.1 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 14-07-2012 23:12:53 (UTC)
  • 15-07-2012 01:12:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.3800, 15.4310 at 119 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
Villafranca Tirrena ME 16 8584 8584
Spadafora ME 18 5021 13605
Venetico ME 19 3911 17516

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NW of Messina (238439 inhabitants)
35 Km NW of Reggio di Calabria (183035 inhabitants)
88 Km N of Acireale (52622 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 2012-07-14
23:12:53		 38.4112 15.4595 120 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 1832621
Bulletin
Rev1000 		ML 2.1 2012-07-14
23:12:53		 38.3797 15.4313 119 2014-09-19
08:14:18		 Bollettino Sismico Italiano INGV 2858271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-07-14 23:12:53 ± 0.3
Latitude 38.3797 ± 0.0243
Longitude 15.4313 ± 0.0252
Depth (km) 119 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 2858271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2710
Semi-minor axis of confidence ellipse (meter) 1662
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 157
Circular confidence region, given by single value of horizontal uncertainty (meter) 2710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
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) 0.13040
Epicentral distance of station farthest from the epicenter (degree) 1.21858
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 2858271
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:43:14

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 1832621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2012-07-14 23:21:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLAC.HHZ. 2012-07-14T23:13:28.98 0.3 undecidable manual S 85 87.8454 140 0.65 58
IV.SOI.EHZ. 2012-07-14T23:13:25.20 0.6 undecidable manual S 122 64.0914 149 -0.15 47
IV.MCSR.HHZ. 2012-07-14T23:13:24.34 0.6 undecidable manual S 207 39.1275 160 1.3 31
IV.MTTG.HHZ. 2012-07-14T23:13:24.50 1.0 undecidable manual S 151 47.9187 156 0.75 20
IV.JOPP.HHZ. 2012-07-14T23:13:23.46 0.6 undecidable manual S 57 46.8198 157 -0.2 48
IV.IVPL.HHZ. 2012-07-14T23:13:23.80 0.6 undecidable manual S 270 39.2274 160 0.74 41
IV.MSCL.HHZ. 2012-07-14T23:13:22.63 0.6 undecidable manual S 118 35.2425 162 -0.15 49
IV.MILZ.HHZ. 2012-07-14T23:13:22.05 0.6 undecidable manual S 235 21.1677 169 0.03 52
IV.MPNC.HHZ. 2012-07-14T23:13:21.90 0.6 undecidable manual S 195 26.751 166 -0.38 48
IV.ATN.BHZ. 2012-07-14T23:13:21.84 0.6 undecidable manual S 173 24.5532 167 -0.33 48
IV.MSRU.HHZ. 2012-07-14T23:13:21.29 0.6 undecidable manual S 152 14.4744 172 -0.5 48
IV.CET2.HHZ. 2012-07-14T23:13:18.05 0.3 undecidable manual P 19 135.2646 127 0.3 59
IV.CAR1.HHZ. 2012-07-14T23:13:15.96 0.3 undecidable manual P 35 118.0929 131 -0.13 63
IV.PLAC.HHZ. 2012-07-14T23:13:13.77 0.1 undecidable manual P 85 87.8454 140 0.31 86
IV.SOI.EHZ. 2012-07-14T23:13:11.75 0.1 undecidable manual P 122 64.0914 149 0 96
IV.MTTG.HHZ. 2012-07-14T23:13:10.96 0.1 undecidable manual P 151 47.9187 156 0.13 96
IV.MSCL.HHZ. 2012-07-14T23:13:10.08 0.1 undecidable manual P 118 35.2425 162 -0.19 98
IV.MPNC.HHZ. 2012-07-14T23:13:10.15 0.3 undecidable manual P 195 26.751 166 0.17 75
IV.MCSR.HHZ. 2012-07-14T23:13:10.63 0.1 undecidable manual P 207 39.1275 160 0.21 96
IV.JOPP.HHZ. 2012-07-14T23:13:10.64 0.1 undecidable manual P 57 46.8198 157 -0.13 97
IV.IVPL.HHZ. 2012-07-14T23:13:10.41 0.1 undecidable manual P 270 39.2274 160 -0.02 100
IV.MSRU.HHZ. 2012-07-14T23:13:09.28 0.1 undecidable manual P 152 14.4744 172 -0.41 96
IV.MILZ.HHZ. 2012-07-14T23:13:09.55 0.3 undecidable manual P 235 21.1677 169 -0.28 73
IV.ATN.BHZ. 2012-07-14T23:13:09.32 0.3 undecidable manual P 173 24.5532 167 -0.59 67
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHE. ML:1.8 0.0000414 0.38 AML other m 2012-07-14T23:13:25.01
IV.JOPP.HHN. ML:1.9 0.00005295 0.66 AML other m 2012-07-14T23:13:25.10
IV.MCSR.HHN. ML:2.4 0.00016099999999999998 1.2 AML other m 2012-07-14T23:13:26.09
IV.MCSR.HHE. ML:2.3 0.00013350000000000002 0.32 AML other m 2012-07-14T23:13:28.53
IV.MSCL.HHN. ML:2.2 0.00010435 0.56 AML other m 2012-07-14T23:13:27.93
IV.MSCL.HHE. ML:2.2 0.0001245 1.56 AML other m 2012-07-14T23:13:24.26
IV.MSRU.HHN. ML:2.3 0.0001365 0.9 AML other m 2012-07-14T23:13:22.09
IV.MSRU.HHE. ML:2.2 0.0001215 0.76 AML other m 2012-07-14T23:13:22.41
IV.MTTG.HHE. ML:2.0 0.00005965 0.52 AML other m 2012-07-14T23:13:27.66
IV.MTTG.HHN. ML:2.1 0.00008410000000000001 0.44 AML other m 2012-07-14T23:13:27.45
IV.PLAC.HHN. ML:2.0 0.000052199999999999995 0.34 AML other m 2012-07-14T23:13:29.77
IV.PLAC.HHE. ML:1.9 0.0000454 0.36 AML other m 2012-07-14T23:13:29.80
IV.SOI.EHN. ML:1.8 0.00003691 0.76 AML other m 2012-07-14T23:13:26.92
IV.SOI.EHE. ML:1.6 0.00002535 0.92 AML other m 2012-07-14T23:13:25.61
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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