Earthquake with magnitude of ML 2.5 on date 27-12-2009 and time 09:42:57 (UTC) in region 10 km E Bronte (CT)

A magnitude ML 2.5 earthquake occured in region: 10 km E Bronte (CT), on

  • 27-12-2009 09:42:57 (UTC)
  • 27-12-2009 10:42:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7520, 14.9400 at 1 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Bronte CT 10 19172 19172
Maletto CT 11 3920 23092
Ragalna CT 13 3924 27016
Biancavilla CT 14 24007 51023
Adrano CT 14 36122 87145
Randazzo CT 14 10900 98045
Santa Maria di Licodia CT 16 7641 105686
Zafferana Etnea CT 16 9517 115203
Milo CT 16 1087 116290
Maniace CT 17 3765 120055
Nicolosi CT 17 7463 127518
Belpasso CT 18 28108 155626
Sant'Alfio CT 18 1582 157208
Pedara CT 18 14102 171310
Santa Domenica Vittoria ME 18 980 172290
Santa Venerina CT 19 8592 180882
Moio Alcantara ME 19 717 181599
Trecastagni CT 19 10910 192509
PaternĂ² CT 20 48228 240737

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NW of Acireale (52622 inhabitants)
31 Km NW of Catania (314555 inhabitants)
73 Km SW of Messina (238439 inhabitants)
74 Km SW of Reggio di Calabria (183035 inhabitants)
83 Km E of Caltanissetta (63360 inhabitants)
83 Km NW of Siracusa (122291 inhabitants)
94 Km N of Ragusa (73313 inhabitants)
96 Km NE of Vittoria (63339 inhabitants)
98 Km NE of Gela (75827 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 2.5 2009-12-27
09:42:57
37.752 14.94 1 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1002449
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-12-27 09:42:57 ± 0.39
Latitude 37.7520 ± 0.0225
Longitude 14.9400 ± 0.0216
Depth (km) 1 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1002449

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2996
Semi-minor axis of confidence ellipse (meter) 1737
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 331
Circular confidence region, given by single value of horizontal uncertainty (meter) 3140.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 151
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30847
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 4
Magnitude information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 1002449
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:12:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAVL.HHE. 2009-12-27T09:45:23.57 10.0 undecidable manual Pg 0 0 0
IV.HVZN.HHE. 2009-12-27T09:45:19.30 10.0 undecidable manual Pg 0 0 0
IV.SSY.HHN. 2009-12-27T09:45:16.90 10.0 undecidable manual Pg 0 0 0
IV.HCRL.HHE. 2009-12-27T09:45:12.89 10.0 undecidable manual Pg 0 0 0
IV.CRAC.EHN. 2009-12-27T09:45:09.82 10.0 undecidable manual Pg 0 0 0
IV.CIGN.HHZ. 2009-12-27T09:45:02.72 10.0 undecidable manual Pg 0 0 0
IV.MMME.HHZ. 2009-12-27T09:43:09.41 0.6 undecidable manual Sg 53 34.2435 0.188 66
IV.GALF.HHN. 2009-12-27T09:43:08.09 0.6 undecidable manual Sg 262 33.0447 -0.732 57
.ECNV.HHN. 2009-12-27T09:43:06.38 0.6 undecidable manual Sg 229 26.4513 -0.145 68
IV.GALF.HHN. 2009-12-27T09:43:04.70 0.3 undecidable manual Pg 262 33.0447 0.727 85
IV.MMME.HHZ. 2009-12-27T09:43:04.05 0.3 undecidable manual Pg 53 34.2435 -0.153 100
.ECNV.HHN. 2009-12-27T09:43:03.18 0.6 undecidable manual Pg 229 26.4513 0.534 62
IV.ESLN.HHN. 2009-12-27T09:43:00.71 0.6 undecidable manual Sg 155 7.1928 0.862 56
IV.ESLN.HHN. 2009-12-27T09:42:57.04 0.3 undecidable manual Pg 155 7.1928 -1.753 51
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