Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 28-12-2013 and time 09:49:26 (Italy) in region 4 km N Licodia Eubea (CT)

A magnitude ML 1.6 earthquake occured in region: 4 km N Licodia Eubea (CT), on

  • 28-12-2013 08:49:26 (UTC)
  • 28-12-2013 09:49:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.1930, 14.6960 at 21 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
Licodia Eubea CT 4 3081 3081
Grammichele CT 6 13418 16499
Vizzini CT 6 6241 22740
Mineo CT 8 5159 27899
Militello in Val di Catania CT 13 7443 35342
Monterosso Almo RG 13 3032 38374
Buccheri SR 16 1999 40373
Palagonia CT 16 16608 56981
Francofonte SR 17 12800 69781
Mazzarrone CT 17 4078 73859
Caltagirone CT 17 38686 112545
Scordia CT 18 17095 129640
Chiaramonte Gulfi RG 18 8238 137878
Giarratana RG 18 3048 140926

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km N of Ragusa (73313 inhabitants)
30 Km NE of Vittoria (63339 inhabitants)
38 Km N of Modica (54633 inhabitants)
42 Km E of Gela (75827 inhabitants)
49 Km SW of Catania (314555 inhabitants)
55 Km W of Siracusa (122291 inhabitants)
63 Km SW of Acireale (52622 inhabitants)
65 Km SE of Caltanissetta (63360 inhabitants)
99 Km E of Agrigento (59770 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 1.6 2013-12-28
08:49:26		 37.193 14.6962 21 2015-01-20
11:30:47		 Bollettino Sismico Italiano INGV 5624741
Reviewed
Rev100 		ML 1.6 2013-12-28
08:49:26		 37.1985 14.7028 21 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 5084391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-12-28 08:49:26 ± 0.14
Latitude 37.1930 ± 0.0063
Longitude 14.6962 ± 0.0079
Depth (km) 21 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 5624741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 600
Semi-minor axis of confidence ellipse (meter) 551
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 14
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 126
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.02158
Epicentral distance of station farthest from the epicenter (degree) 0.41189
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.0
Num. used stations 1
Type of magnitude ML
Reference to an origin 5624741
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:27:37

ML:1.6

Field Value
Value 1.6
Uncertainty 0.0
Num. used stations 1
Type of magnitude ML
Reference to an origin 5084391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-12-28 08:54:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAVL.HHZ. 2013-12-28T08:49:41.60 0.6 undecidable manual S 124 45.7209 106 -0.02 46
IV.HAGA.HHZ. 2013-12-28T08:49:40.60 0.3 undecidable manual S 76 41.8248 108 -0.01 70
IV.SSY.HHZ. 2013-12-28T08:49:38.90 0.6 undecidable manual S 97 33.6441 113 0.34 44
IV.HLNI.HHZ. 2013-12-28T08:49:36.20 0.1 undecidable manual S 42 23.1546 124 0.09 97
IV.HMDC.HHE. 2013-12-28T08:49:36.65 0.6 undecidable manual S 163 27.0507 119 -0.34 46
IV.HAVL.HHZ. 2013-12-28T08:49:35.56 0.3 undecidable manual P 124 45.7209 106 0.29 65
IV.MEU.SHZ. 2013-12-28T08:49:34.60 0.3 undecidable manual S 127 14.874 139 0.16 71
IV.HAGA.HHZ. 2013-12-28T08:49:34.40 0.1 undecidable manual P 76 41.8248 108 -0.28 88
IV.SSY.HHZ. 2013-12-28T08:49:33.45 0.1 undecidable manual P 97 33.6441 113 -0.05 95
IV.RAFF.HHZ. 2013-12-28T08:49:33.28 0.1 undecidable manual P 276 29.6481 116 0.33 90
IV.HVZN.HHZ. 2013-12-28T08:49:33.00 0.1 undecidable manual S 134 2.3976 173 -0.02 100
IV.HLNI.HHZ. 2013-12-28T08:49:32.03 0.1 undecidable manual P 42 23.1546 124 -0.06 95
IV.HMDC.HHE. 2013-12-28T08:49:32.21 0.1 undecidable manual P 163 27.0507 119 -0.39 90
IV.MEU.SHZ. 2013-12-28T08:49:31.33 0.3 undecidable manual P 127 14.874 139 0.2 71
IV.HVZN.HHZ. 2013-12-28T08:49:30.25 0.1 undecidable manual P 134 2.3976 173 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HLNI.HHE. ML:1.6 0.0002115 0.3 AML other m 2013-12-28T08:49:36.54
IV.HLNI.HHN. ML:1.6 0.0002 0.52 AML other m 2013-12-28T08:49:36.58
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