Earthquake with magnitude of ML 2.2 on date 27-09-2008 and time 23:16:34 (Italy) in region Costa Siracusana (Siracusa)

A magnitude ML 2.2 earthquake occured in region: Costa Siracusana (Siracusa), on

  • 27-09-2008 21:16:34 (UTC)
  • 27-09-2008 23:16:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.2260, 15.5680 at 7 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
30 Km NE of Siracusa (122291 inhabitants)
53 Km SE of Catania (314555 inhabitants)
56 Km SE of Acireale (52622 inhabitants)
81 Km E of Ragusa (73313 inhabitants)
82 Km NE of Modica (54633 inhabitants)
96 Km E of Vittoria (63339 inhabitants)
99 Km S of Reggio di Calabria (183035 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 2.1
ML 2.2
2008-09-27
21:16:34
37.226 15.568 7 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 719479
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2008-09-27 21:16:34 ± 0.39
Latitude 37.2260 ± 0.0180
Longitude 15.5680 ± 0.0192
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 719479

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2014
Semi-minor axis of confidence ellipse (meter) 1670
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 1
Circular confidence region, given by single value of horizontal uncertainty (meter) 2624.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 291
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.44
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.93080
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 719479
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:36:58

Md:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 719479
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:36:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HVZN.BHZ. 2008-09-27T21:16:57.57 0.3 undecidable manual Sg 266 75.5688 -0.15 70
IV.GALF.HHN. 2008-09-27T21:16:52.47 0.3 undecidable manual Pg 302 103.3188 0.417 63
IV.MNO.SHN. 2008-09-27T21:16:51.75 10.0 undecidable manual Pg 0 0 0
IV.HAVL.BHZ. 2008-09-27T21:16:51.03 0.3 undecidable manual Sg 233 49.3173 0.309 71
IV.HCRL.BHZ. 2008-09-27T21:16:50.06 0.3 undecidable manual Sg 278 47.7189 -0.237 72
IV.ECNV.BHN. 2008-09-27T21:16:50.17 0.3 undecidable manual Pg 299 85.8474 0.812 56
IV.SSY.BHZ. 2008-09-27T21:16:49.72 0.3 undecidable manual Sg 260 44.3223 0.32 71
IV.HVZN.BHZ. 2008-09-27T21:16:47.25 0.1 undecidable manual Pg 266 75.5688 -0.522 86
I1.HAGA.BHZ. 2008-09-27T21:16:46.93 0.3 undecidable manual Sg 280 37.0296 -0.332 72
IV.AGST.EHZ. 2008-09-27T21:16:45.34 0.3 undecidable manual Sg 277 30.3474 0.379 72
IV.HCRL.BHZ. 2008-09-27T21:16:43.18 0.1 undecidable manual Pg 278 47.7189 -0.307 95
IV.HAVL.BHZ. 2008-09-27T21:16:43.77 0.1 positive manual Pg 233 49.3173 0.042 100
IV.SSY.BHZ. 2008-09-27T21:16:42.71 0.1 positive manual Pg 260 44.3223 -0.256 97
I1.HAGA.BHZ. 2008-09-27T21:16:41.52 0.1 positive manual Pg 280 37.0296 -0.209 99
IV.AGST.EHZ. 2008-09-27T21:16:40.64 0.1 positive manual Pg 277 30.3474 0.234 99
IV.ESLN.BHN. 2008-09-27T21:16:39.54 10.0 undecidable manual Pg 0 0 0
IV.LAV9.SHZ. 2008-09-27T21:16:25.25 10.0 undecidable manual Pg 0 0 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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