Earthquake with magnitude of ML 2.2 on date 03-02-2009 and time 02:30:33 (UTC) in region 5 km SE Tarvisio (UD)

A magnitude ML 2.2 earthquake occured in region: 5 km SE Tarvisio (UD), on

  • 03-02-2009 02:30:33 (UTC)
  • 03-02-2009 03:30:33 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.4680, 13.5960 at 4 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
Tarvisio UD 5 4326 4326
Malborghetto Valbruna UD 13 951 5277

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km NE of Udine (99169 inhabitants)
92 Km NE of Pordenone (51229 inhabitants)
92 Km N of Trieste (204420 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 2.3
ML 2.2
2009-02-03
02:30:33
46.468 13.596 4 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 742019
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-02-03 02:30:33 ± 0.3
Latitude 46.4680 ± 0.0090
Longitude 13.5960 ± 0.0131
Depth (km) 4 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 742019

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1131
Semi-minor axis of confidence ellipse (meter) 761
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 226
Circular confidence region, given by single value of horizontal uncertainty (meter) 1414.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 254
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.57467
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 742019
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:02:00

Md:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 742019
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:02:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SGG.HHZ. 2009-02-03T02:31:26.54 10.0 undecidable manual Pg 0 0 0
IV.FAEN.HHZ. 2009-02-03T02:31:11.56 10.0 undecidable manual Pg 0 0 0
IV.ZCCA.HHN. 2009-02-03T02:31:09.32 10.0 undecidable manual Pg 0 0 0
IV.CIGN.HHN. 2009-02-03T02:31:09.47 10.0 undecidable manual Sg 0 0 0
IV.MELA.HHZ. 2009-02-03T02:31:09.87 10.0 undecidable manual Sg 0 0 0
IV.MELA.HHZ. 2009-02-03T02:31:05.57 10.0 negative manual Pg 0 0 0
IV.CIGN.HHN. 2009-02-03T02:31:03.15 10.0 negative manual Pg 0 0 0
IV.CTI.EHE. 2009-02-03T02:31:02.21 10.0 undecidable manual Pg 0 0 0
IV.FVI.HHZ. 2009-02-03T02:30:54.59 0.1 undecidable manual Sg 283 63.7917 -0.145 92
NI.PALA.HHE. 2009-02-03T02:30:53.20 0.1 undecidable manual Sg 245 57.0984 0.27 91
NI.SABO.HHE. 2009-02-03T02:30:52.13 0.1 undecidable manual Sg 177 53.4021 0.183 94
RF.GEPF.HHZ. 2009-02-03T02:30:47.79 0.1 undecidable manual Sg 239 41.0256 -0.137 97
NI.VINO.HHZ. 2009-02-03T02:30:45.35 0.1 undecidable manual Sg 226 34.1436 -0.203 96
IV.FVI.HHZ. 2009-02-03T02:30:45.84 0.1 undecidable manual Pg 283 63.7917 0.025 95
NI.SABO.HHE. 2009-02-03T02:30:44.11 0.1 positive manual Pg 177 53.4021 -0.095 95
NI.PALA.HHE. 2009-02-03T02:30:44.41 0.1 undecidable manual Pg 245 57.0984 -0.363 89
RF.GEPF.HHZ. 2009-02-03T02:30:41.74 0.1 undecidable manual Pg 239 41.0256 -0.144 96
IV.PTCC.HHE. 2009-02-03T02:30:40.73 0.1 undecidable manual Sg 250 19.6692 0.149 100
NI.VINO.HHZ. 2009-02-03T02:30:40.42 0.1 undecidable manual Pg 226 34.1436 -0.093 99
IV.PTCC.HHE. 2009-02-03T02:30:38.21 0.1 undecidable manual Pg 250 19.6692 0.567 90
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