Earthquake with magnitude of ML 2.0 on date 12-10-2008 and time 13:31:59 (Italy) in region Costa Siracusana (Siracusa)

A magnitude ML 2.0 earthquake occured in region: Costa Siracusana (Siracusa), on

  • 12-10-2008 11:31:59 (UTC)
  • 12-10-2008 13:31:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.1160, 15.6660 at 10 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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Siracusa (122291 inhabitants)
67 Km SE of Catania (314555 inhabitants)
71 Km SE of Acireale (52622 inhabitants)
85 Km E of Modica (54633 inhabitants)
86 Km E of Ragusa (73313 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
Md 2.0
ML 2.0
2008-10-12
11:31:59
37.116 15.666 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 722589
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2008-10-12 11:31:59 ± 0.41
Latitude 37.1160 ± 0.0171
Longitude 15.6660 ± 0.0124
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 722589

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2102
Semi-minor axis of confidence ellipse (meter) 1250
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 185
Circular confidence region, given by single value of horizontal uncertainty (meter) 2195.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 318
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.75993
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 722589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:40:24

Md:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 722589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:40:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HVZN.BHZ. 2008-10-12T11:32:24.00 0.3 undecidable manual Sg 275 84.3489 -0.831 56
IV.HMDC.BHN. 2008-10-12T11:32:23.35 0.1 undecidable manual Sg 258 80.1642 -0.349 89
IV.MIDA.HHZ. 2008-10-12T11:32:22.13 10.0 undecidable manual Pg 0 0 0
IV.HCRL.BHN. 2008-10-12T11:32:18.20 0.1 undecidable manual Sg 289 58.9965 0.137 97
IV.HAVL.BHE. 2008-10-12T11:32:16.54 0.1 undecidable manual Sg 250 51.2154 0.553 89
IV.SSY.BHN. 2008-10-12T11:32:16.40 0.1 undecidable manual Sg 275 52.6029 0.041 100
IV.HVZN.BHZ. 2008-10-12T11:32:14.01 0.1 undecidable manual Pg 275 84.3489 -0.155 92
IV.AGST.EHZ. 2008-10-12T11:32:13.65 0.1 undecidable manual Sg 292 41.8248 0.168 99
IV.HMDC.BHN. 2008-10-12T11:32:13.16 0.1 positive manual Pg 258 80.1642 -0.354 89
IV.HCRL.BHN. 2008-10-12T11:32:10.24 0.1 undecidable manual Pg 289 58.9965 -0.02 99
IV.HAVL.BHE. 2008-10-12T11:32:09.23 0.1 negative manual Pg 250 51.2154 0.171 97
IV.SSY.BHN. 2008-10-12T11:32:09.39 0.1 undecidable manual Pg 275 52.6029 0.116 98
IV.AGST.EHZ. 2008-10-12T11:32:07.74 0.1 positive manual Pg 292 41.8248 0.125 100
IV.MNO.SHZ. 2008-10-12T11:31:54.59 10.0 undecidable manual Pg 0 0 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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