Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 04-04-2013 and time 08:01:44 (Italy) in region Costa Siciliana nord orientale (Messina)

A magnitude ML 2.0 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 04-04-2013 06:01:44 (UTC)
  • 04-04-2013 08:01:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.3130, 15.4540 at 67 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 9 8584 8584
Spadafora ME 12 5021 13605
Venetico ME 13 3911 17516
Saponara ME 13 3988 21504
Valdina ME 15 1355 22859
Rometta ME 16 6650 29509
Messina ME 16 238439 267948
Roccavaldina ME 16 1133 269081
Torregrotta ME 16 7431 276512
Monforte San Giorgio ME 18 2777 279289
Condrò ME 19 493 279782
Villa San Giovanni RC 19 13784 293566
San Pier Niceto ME 19 2837 296403
Pace del Mela ME 20 6239 302642

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km NW of Messina (238439 inhabitants)
28 Km NW of Reggio di Calabria (183035 inhabitants)
82 Km N of Acireale (52622 inhabitants)
96 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 2.0 2013-04-04
06:01:44		 38.3128 15.4543 67 2015-01-20
11:24:30		 Bollettino Sismico Italiano INGV 4645721
Reviewed
Rev100 		ML 2.0 2013-04-04
06:01:45		 38.2997 15.4458 65 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 3148581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-04-04 06:01:44 ± 0.29
Latitude 38.3128 ± 0.0198
Longitude 15.4543 ± 0.0183
Depth (km) 67 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 4645721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2183
Semi-minor axis of confidence ellipse (meter) 960
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 154
Circular confidence region, given by single value of horizontal uncertainty (meter) 2180.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.06475
Epicentral distance of station farthest from the epicenter (degree) 0.56387
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 7
Type of magnitude ML
Reference to an origin 4645721
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:04:07

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 3148581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-04-04 06:10:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MUCR.HHZ. 2013-04-04T06:02:08.10 0.6 undecidable manual S 240 58.7967 132 0.49 43
IV.JOPP.HHZ. 2013-04-04T06:02:06.50 0.3 undecidable manual S 49 49.617 137 0.3 68
IV.AIO.HHZ. 2013-04-04T06:02:05.90 0.6 undecidable manual S 207 42.5241 142 0.69 42
IV.MSCL.HHZ. 2013-04-04T06:02:04.20 0.3 undecidable manual S 107 30.5472 151 0.41 70
IV.MCSR.HHZ. 2013-04-04T06:02:04.80 0.6 undecidable manual S 215 33.744 149 0.67 43
IV.MPNC.HHZ. 2013-04-04T06:02:02.44 0.3 undecidable manual S 206 20.4684 160 -0.45 70
IV.MSRU.HHZ. 2013-04-04T06:02:01.90 0.1 undecidable manual S 139 7.1928 173 -0.32 98
IV.MUCR.HHZ. 2013-04-04T06:01:58.25 0.1 undecidable manual P 240 58.7967 132 0.25 91
IV.MPAZ.HHZ. 2013-04-04T06:01:58.25 0.1 undecidable manual P 129 62.5929 130 -0.11 93
IV.SOI.EHZ. 2013-04-04T06:01:57.91 0.1 undecidable manual P 117 58.6968 132 -0.08 94
IV.JOPP.HHZ. 2013-04-04T06:01:57.51 0.1 undecidable manual P 49 49.617 137 0.32 91
IV.MTTG.HHZ. 2013-04-04T06:01:56.53 0.1 undecidable manual P 148 40.5261 144 0.07 98
IV.MCSR.HHZ. 2013-04-04T06:01:56.02 0.1 undecidable manual P 215 33.744 149 0.03 100
IV.AIO.HHZ. 2013-04-04T06:01:56.73 0.1 undecidable manual P 207 42.5241 142 0.12 97
IV.MILZ.HHZ. 2013-04-04T06:01:55.01 0.1 undecidable manual P 257 19.9689 161 -0.24 98
IV.MSCL.HHZ. 2013-04-04T06:01:55.74 0.1 undecidable manual P 107 30.5472 151 -0.05 100
IV.MSRU.HHZ. 2013-04-04T06:01:54.53 0.1 negative manual P 139 7.1928 173 -0.36 98
IV.MPNC.HHZ. 2013-04-04T06:01:54.54 0.1 undecidable manual P 206 20.4684 160 -0.74 84
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IST3.HHE. ML:3.2 0.0020700000000000002 0.84 AML other m 2013-04-04T06:02:03.59
IV.JOPP.HHN. ML:1.8 0.00008205 0.7 AML other m 2013-04-04T06:02:07.03
IV.JOPP.HHE. ML:1.8 0.0000887 1.5 AML other m 2013-04-04T06:02:07.96
IV.MCSR.HHN. ML:2.2 0.000222 0.26 AML other m 2013-04-04T06:01:57.49
IV.MCSR.HHE. ML:2.0 0.00014749999999999998 0.3 AML other m 2013-04-04T06:02:06.66
IV.MILZ.HHN. ML:2.1 0.00019949999999999997 0.36 AML other m 2013-04-04T06:02:02.88
IV.MILZ.HHE. ML:2.1 0.0001975 0.06 AML other m 2013-04-04T06:01:56.03
IV.MSCL.HHN. ML:2.1 0.0001915 0.7 AML other m 2013-04-04T06:02:06.19
IV.MSCL.HHE. ML:2.1 0.0001955 0.7 AML other m 2013-04-04T06:02:04.41
IV.MSRU.HHE. ML:2.2 0.00029200000000000005 0.36 AML other m 2013-04-04T06:02:02.33
IV.MSRU.HHN. ML:2.1 0.00023349999999999998 0.96 AML other m 2013-04-04T06:02:02.70
IV.MUCR.HHN. ML:1.7 0.000057499999999999995 1.28 AML other m 2013-04-04T06:02:09.51
IV.MUCR.HHE. ML:1.8 0.00007250000000000001 1.18 AML other m 2013-04-04T06:02:11.02
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