Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 16-08-2013 and time 23:57:33 (Italy) in region 2 km NE Sant'Angelo di Brolo (ME)

A magnitude ML 2.0 earthquake occured in region: 2 km NE Sant'Angelo di Brolo (ME), on

  • 16-08-2013 21:57:33 (UTC)
  • 16-08-2013 23:57:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1310, 14.8930 at 16 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
Sant'Angelo di Brolo ME 2 3090 3090
Piraino ME 4 3962 7052
Gioiosa Marea ME 5 7074 14126
Montagnareale ME 5 1615 15741
Ficarra ME 6 1469 17210
Brolo ME 6 5783 22993
Sinagra ME 6 2705 25698
Patti ME 6 13431 39129
Librizzi ME 7 1660 40789
Raccuja ME 8 1041 41830
Castell'Umberto ME 9 3128 44958
Naso ME 9 3813 48771
Ucria ME 9 1058 49829
San Piero Patti ME 11 2915 52744
San Salvatore di Fitalia ME 12 1319 54063
Tortorici ME 13 6435 60498
Mirto ME 13 974 61472
Capo d'Orlando ME 13 13254 74726
Frazzanò ME 14 711 75437
Oliveri ME 15 2181 77618
Galati Mamertino ME 15 2627 80245
Floresta ME 16 485 80730
Montalbano Elicona ME 16 2287 83017
Capri Leone ME 16 4515 87532
Basicò ME 17 612 88144
Longi ME 17 1473 89617
Falcone ME 17 2808 92425
San Marco d'Alunzio ME 18 1996 94421
Torrenova ME 19 4386 98807

Municipalities with at least 50000 inhabitants

An earthquake occurred to
59 Km W of Messina (238439 inhabitants)
62 Km NW of Acireale (52622 inhabitants)
66 Km W of Reggio di Calabria (183035 inhabitants)
72 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
Bulletin
Rev1000 		ML 2.0 2013-08-16
21:57:33		 38.1308 14.8928 16 2015-01-20
11:28:29		 Bollettino Sismico Italiano INGV 4817301
Reviewed
Rev100 		ML 2.0 2013-08-16
21:57:33		 38.1483 14.8832 15 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 4278941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-08-16 21:57:33 ± 0.1
Latitude 38.1308 ± 0.0054
Longitude 14.8928 ± 0.0046
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 4817301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 449
Semi-minor axis of confidence ellipse (meter) 401
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 349
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.08903
Epicentral distance of station farthest from the epicenter (degree) 0.64751
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
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 4817301
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:05:31

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 7
Type of magnitude ML
Reference to an origin 4278941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-08-16 22:07:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IACL.HHE. 2013-08-16T21:57:53.72 0.3 undecidable manual S 314 64.6908 95 0.22 66
IV.IFIL.HHZ. 2013-08-16T21:57:51.60 0.3 undecidable manual S 330 55.4001 96 0.55 62
IV.MSRU.HHZ. 2013-08-16T21:57:51.23 0.3 undecidable manual S 74 55.6998 96 0.12 70
IV.MPNC.HHZ. 2013-08-16T21:57:46.84 0.6 undecidable manual S 87 40.1265 100 -0.17 46
IV.MTTG.HHE. 2013-08-16T21:57:46.25 0.6 undecidable manual P 101 71.8725 95 0 46
IV.IACL.HHE. 2013-08-16T21:57:44.92 0.3 undecidable manual P 314 64.6908 95 -0.21 67
IV.MNO.SHZ. 2013-08-16T21:57:44.27 0.6 undecidable manual S 218 28.1496 107 0.41 45
IV.MSRU.HHZ. 2013-08-16T21:57:43.62 0.6 undecidable manual P 74 55.6998 96 -0.14 46
IV.ATN.BHE. 2013-08-16T21:57:43.07 0.3 undecidable manual P 86 50.0166 97 0.18 69
IV.MSFR.HHZ. 2013-08-16T21:57:43.51 0.3 undecidable manual S 248 28.4493 106 -0.44 68
IV.IFIL.HHZ. 2013-08-16T21:57:43.65 0.3 undecidable manual P 330 55.4001 96 -0.08 70
IV.NOV.HHZ. 2013-08-16T21:57:42.81 0.1 undecidable manual S 118 24.1536 111 -0.06 98
IV.MPNC.HHZ. 2013-08-16T21:57:41.17 0.3 undecidable manual P 87 40.1265 100 -0.22 69
IV.MUCR.HHZ. 2013-08-16T21:57:40.05 0.1 undecidable manual S 190 9.879 141 0.32 97
IV.MCPD.HHZ. 2013-08-16T21:57:40.17 0.1 undecidable manual S 265 14.1747 129 -0.37 94
IV.MSFR.HHZ. 2013-08-16T21:57:39.42 0.1 undecidable manual P 248 28.4493 106 -0.2 96
IV.NOV.HHZ. 2013-08-16T21:57:39.00 0.1 undecidable manual P 118 24.1536 111 0 99
IV.MNO.SHZ. 2013-08-16T21:57:39.89 0.1 undecidable manual P 218 28.1496 107 0.31 92
IV.IVPL.HHZ. 2013-08-16T21:57:39.51 0.3 undecidable manual P 16 28.2495 106 -0.1 73
IV.MUCR.HHZ. 2013-08-16T21:57:37.31 0.1 positive manual P 190 9.879 141 0.12 100
IV.MCPD.HHZ. 2013-08-16T21:57:37.42 0.1 negative manual P 265 14.1747 129 -0.23 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IFIL.HHN. ML:2.2 0.00039200000000000004 0.6 AML other m 2013-08-16T21:57:52.50
IV.IFIL.HHE. ML:2.9 0.0015899999999999998 0.38 AML other m 2013-08-16T21:57:52.62
IV.IVPL.HHE. ML:2.2 0.000696 0.16 AML other m 2013-08-16T21:57:45.01
IV.IVPL.HHN. ML:2.1 0.000582 0.3 AML other m 2013-08-16T21:57:45.49
IV.MCPD.HHN. ML:2.1 0.0009995 0.24 AML other m 2013-08-16T21:57:40.44
IV.MCPD.HHE. ML:2.1 0.001024 0.12 AML other m 2013-08-16T21:57:40.39
IV.MPNC.HHN. ML:1.5 0.0000929 0.72 AML other m 2013-08-16T21:57:48.22
IV.MPNC.HHE. ML:1.5 0.000107 0.38 AML other m 2013-08-16T21:57:50.45
IV.MSFR.HHN. ML:1.3 0.00009379999999999999 0.3 AML other m 2013-08-16T21:57:43.75
IV.MSFR.HHE. ML:1.3 0.0001019 0.3 AML other m 2013-08-16T21:57:43.66
IV.MUCR.HHN. ML:2.2 0.00146 0.36 AML other m 2013-08-16T21:57:40.37
IV.MUCR.HHE. ML:2.0 0.000861 0.78 AML other m 2013-08-16T21:57:40.26
IV.NOV.HHN. ML:2.0 0.0005344999999999999 0.34 AML other m 2013-08-16T21:57:43.95
IV.NOV.HHE. ML:2.1 0.0006665 1.48 AML other m 2013-08-16T21:57:43.81
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