Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 24-09-2013 and time 07:52:09 (Italy) in region 2 km W Librizzi (ME)

A magnitude ML 0.8 earthquake occured in region: 2 km W Librizzi (ME), on

  • 24-09-2013 05:52:09 (UTC)
  • 24-09-2013 07:52:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0950, 14.9320 at 13 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
Librizzi ME 2 1660 1660
Montagnareale ME 5 1615 3275
Raccuja ME 5 1041 4316
Sant'Angelo di Brolo ME 5 3090 7406
San Piero Patti ME 6 2915 10321
Patti ME 6 13431 23752
Ucria ME 7 1058 24810
Sinagra ME 7 2705 27515
Ficarra ME 9 1469 28984
Gioiosa Marea ME 9 7074 36058
Piraino ME 10 3962 40020
Montalbano Elicona ME 11 2287 42307
Castell'Umberto ME 11 3128 45435
Brolo ME 12 5783 51218
Oliveri ME 12 2181 53399
Tortorici ME 12 6435 59834
Floresta ME 12 485 60319
Basicò ME 12 612 60931
Naso ME 13 3813 64744
Falcone ME 13 2808 67552
San Salvatore di Fitalia ME 14 1319 68871
Tripi ME 16 873 69744
Galati Mamertino ME 16 2627 72371
Mirto ME 16 974 73345
Frazzanò ME 17 711 74056
Furnari ME 17 3784 77840
Longi ME 17 1473 79313
Mazzarrà Sant'Andrea ME 18 1531 80844
Capo d'Orlando ME 18 13254 94098
Roccella Valdemone ME 19 666 94764
Novara di Sicilia ME 20 1337 96101
Capri Leone ME 20 4515 100616
Santa Domenica Vittoria ME 20 980 101596

Municipalities with at least 50000 inhabitants

An earthquake occurred to
56 Km W of Messina (238439 inhabitants)
57 Km NW of Acireale (52622 inhabitants)
62 Km W of Reggio di Calabria (183035 inhabitants)
67 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 0.8 2013-09-24
05:52:09		 38.0947 14.9325 13 2015-01-20
11:29:03		 Bollettino Sismico Italiano INGV 4887911
Reviewed
Rev100 		ML 0.7 2013-09-24
05:52:09		 38.0757 14.9698 10 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 4545181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-09-24 05:52:09 ± 0.15
Latitude 38.0947 ± 0.0081
Longitude 14.9325 ± 0.0080
Depth (km) 13 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 4887911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 874
Semi-minor axis of confidence ellipse (meter) 579
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 2
Circular confidence region, given by single value of horizontal uncertainty (meter) 870.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.06925
Epicentral distance of station farthest from the epicenter (degree) 0.28419
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 4887911
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:05:44

ML:0.7

Field Value
Value 0.7
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 4545181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-09-24 05:57:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IVPL.HHZ. 2013-09-24T05:52:20.18 0.6 undecidable manual S 8 31.5462 97 0.1 47
IV.AIO.HHZ. 2013-09-24T05:52:19.38 0.3 undecidable manual S 117 29.6481 98 -0.19 71
IV.MNO.SHZ. 2013-09-24T05:52:19.25 0.3 undecidable manual S 229 27.5502 99 0.22 71
IV.MCPD.HHE. 2013-09-24T05:52:16.15 0.1 undecidable manual S 279 17.7711 110 -0.35 92
IV.NOV.HHE. 2013-09-24T05:52:16.90 0.3 undecidable manual S 113 19.3695 107 0.02 74
IV.AIO.HHZ. 2013-09-24T05:52:15.08 0.1 negative manual P 117 29.6481 98 -0.1 96
IV.IVPL.HHZ. 2013-09-24T05:52:15.93 0.3 undecidable manual P 8 31.5462 97 0.46 66
IV.MNO.SHZ. 2013-09-24T05:52:14.85 0.3 undecidable manual P 229 27.5502 99 -0.02 73
IV.MUCR.HHZ. 2013-09-24T05:52:14.78 0.3 undecidable manual S 222 7.6812 142 0.48 69
IV.MCPD.HHE. 2013-09-24T05:52:13.09 0.1 undecidable manual P 279 17.7711 110 -0.31 93
IV.NOV.HHE. 2013-09-24T05:52:13.49 0.3 undecidable manual P 113 19.3695 107 -0.13 73
IV.MUCR.HHZ. 2013-09-24T05:52:12.20 0.1 positive manual P 222 7.6812 142 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHE. ML:0.8 0.00003115 1.48 AML other m 2013-09-24T05:52:20.87
IV.AIO.HHN. ML:0.8 0.00003325 1.02 AML other m 2013-09-24T05:52:20.01
IV.MUCR.HHN. ML:0.8 0.00006475 0.58 AML other m 2013-09-24T05:52:15.06
IV.MUCR.HHE. ML:0.6 0.000043249999999999994 1.22 AML other m 2013-09-24T05:52:15.34
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