Earthquake with magnitude of ML 2.5 on date 29-07-2005 and time 04:44:55 (Italy) in region 3 km SW Vizzini (CT)

A magnitude ML 2.5 earthquake occured in region: 3 km SW Vizzini (CT), on

  • 29-07-2005 02:44:55 (UTC)
  • 29-07-2005 04:44:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.1370, 14.7330 at 19 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
Vizzini CT 3 6241 6241
Licodia Eubea CT 3 3081 9322
Monterosso Almo RG 6 3032 12354
Buccheri SR 11 1999 14353
Giarratana RG 11 3048 17401
Chiaramonte Gulfi RG 12 8238 25639
Grammichele CT 12 13418 39057
Buscemi SR 15 1051 40108
Mineo CT 15 5159 45267
Mazzarrone CT 16 4078 49345
Militello in Val di Catania CT 16 7443 56788
Francofonte SR 17 12800 69588
Palazzolo Acreide SR 17 8808 78396
Ferla SR 19 2523 80919
Cassaro SR 19 821 81740

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km N of Ragusa (73313 inhabitants)
27 Km NE of Vittoria (63339 inhabitants)
31 Km N of Modica (54633 inhabitants)
44 Km E of Gela (75827 inhabitants)
51 Km W of Siracusa (122291 inhabitants)
52 Km SW of Catania (314555 inhabitants)
65 Km SW of Acireale (52622 inhabitants)
71 Km SE of Caltanissetta (63360 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 2.4
ML 2.5
2005-07-29
02:44:55
37.137 14.733 19 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 527989
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2005-07-29 02:44:55 ± 0.38
Latitude 37.1370 ± 0.0126
Longitude 14.7330 ± 0.0147
Depth (km) 19 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 527989

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1617
Semi-minor axis of confidence ellipse (meter) 352
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 321
Circular confidence region, given by single value of horizontal uncertainty (meter) 1910.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 112
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.54
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.01983
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 527989
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:13:16

Md:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 527989
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:13:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIB.EHZ. 2005-07-29T02:45:31.64 0.1 undecidable manual Sg 327 113.1978 0.273 40
IV.STR5.EHN. 2005-07-29T02:45:27.60 10.0 undecidable manual Pg 0 0 0
IV.CLTB.SHZ. 2005-07-29T02:45:27.09 10.0 undecidable manual Pg 0 0 0
IV.GIB.EHZ. 2005-07-29T02:45:15.18 0.1 undecidable manual Pg 327 113.1978 -0.521 84
IV.FAVR.SHZ. 2005-07-29T02:45:13.26 0.1 undecidable manual Pg 279 95.3379 0.535 84
IV.AGST.SHZ. 2005-07-29T02:45:11.22 0.1 undecidable manual Sg 73 45.621 -0.311 51
IV.SSY.BHZ. 2005-07-29T02:45:07.95 0.1 undecidable manual Sg 86 30.2475 0.722 41
IV.AGST.SHZ. 2005-07-29T02:45:04.25 0.1 positive manual Pg 73 45.621 -0.307 100
IV.HMDC.BHZ. 2005-07-29T02:45:04.50 0.1 undecidable manual Sg 167 20.2686 -0.202 48
IV.SSY.BHZ. 2005-07-29T02:45:02.38 0.1 negative manual Pg 86 30.2475 0.24 99
IV.HMDC.BHZ. 2005-07-29T02:45:00.53 0.1 negative manual Pg 167 20.2686 -0.191 100
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