Earthquake with magnitude of ML 2.7 on date 30-08-2009 and time 00:37:56 (Italy) in region Malta [Sea]

A magnitude ML 2.7 earthquake occured in region: Malta [Sea], on

  • 29-08-2009 22:37:56 (UTC)
  • 30-08-2009 00:37:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 34.9390, 13.9700 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

No Italian municipalities within 100 km from the epicenter with at least 50000 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 2.7 2009-08-29
22:37:56
34.939 13.97 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 958199
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-08-29 22:37:56 ± 0.61
Latitude 34.9390 ± 0.0486
Longitude 13.9700 ± 0.0658
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 958199

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 7684
Semi-minor axis of confidence ellipse (meter) 2526
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 311
Circular confidence region, given by single value of horizontal uncertainty (meter) 8072.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 330
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 3.54423
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 8
Magnitude information

ML:2.7

Field Value
Value 2.7
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 958199
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 18:17:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HVZN.HHZ. 2009-08-29T22:39:04.15 0.6 undecidable manual Sg 15 257.2536 0.701 28
IV.MSRU.HHZ. 2009-08-29T22:38:52.22 0.3 undecidable manual Pn 20 393.4062 0.229 28
IV.GIB.EHZ. 2009-08-29T22:38:45.25 0.1 undecidable manual Pn 1 338.5056 0.097 41
IV.CSLB.SHZ. 2009-08-29T22:38:44.28 0.3 undecidable manual Pn 1 332.7114 -0.151 31
IV.GALF.HHZ. 2009-08-29T22:38:42.43 0.6 undecidable manual Pn 10 312.0543 0.569 19
IV.ALJA.HHN. 2009-08-29T22:38:41.68 0.1 undecidable manual Pn 357 312.354 -0.214 41
IV.SSY.HHZ. 2009-08-29T22:38:37.30 10.0 undecidable manual Pg 0 0 0
IV.HCRL.HHZ. 2009-08-29T22:38:36.94 0.3 undecidable manual Pn 20 276.9117 -0.551 38
IV.HVZN.HHZ. 2009-08-29T22:38:34.47 0.6 undecidable manual Pn 15 257.2536 -0.572 30
MN.WDD.HHZ. 2009-08-29T22:38:28.42 0.6 undecidable manual Sg 27 111.4995 -0.287 67
IV.FIU.EHN. 2009-08-29T22:38:24.81 10.0 undecidable manual Pg 0 0 0
MN.WDD.HHZ. 2009-08-29T22:38:15.27 0.3 undecidable manual Pn 27 111.4995 0.29 100
IV.CRAC.EHE. 2009-08-29T22:37:58.54 10.0 undecidable manual Pg 0 0 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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