Earthquake with magnitude of ML 1.3 on date 28-03-2009 and time 20:26:02 (Italy) in region V3 Tarvisio (ITALIA, AUSTRIA, SLOVENIA)

A magnitude ML 1.3 earthquake occured in region: V3 Tarvisio (ITALIA, AUSTRIA, SLOVENIA), on

  • 28-03-2009 19:26:02 (UTC)
  • 28-03-2009 20:26:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.4270, 13.6000 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Tarvisio UD 9 4326 4326
Malborghetto Valbruna UD 15 951 5277

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km NE of Udine (99169 inhabitants)
87 Km N of Trieste (204420 inhabitants)
89 Km NE of Pordenone (51229 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 1.9
ML 1.3
2009-03-28
19:26:02
46.427 13.6 7 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 752609
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-03-28 19:26:02 ± 0.14
Latitude 46.4270 ± 0.0045
Longitude 13.6000 ± 0.0104
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 752609

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 855
Semi-minor axis of confidence ellipse (meter) 252
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 295
Circular confidence region, given by single value of horizontal uncertainty (meter) 943.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 258
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35253
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 752609
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:13:49

Md:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 752609
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:13:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
RF.GEPF.HHZ. 2009-03-28T19:26:16.70 0.6 undecidable manual Sg 245 39.1275 0.088 48
NI.VINO.HHE. 2009-03-28T19:26:14.13 0.3 undecidable manual Sg 232 31.3464 0.085 73
RF.GEPF.HHZ. 2009-03-28T19:26:10.73 0.1 undecidable manual Pg 245 39.1275 -0.078 96
IV.PTCC.HHZ. 2009-03-28T19:26:09.85 0.3 undecidable manual Sg 263 18.87 -0.041 75
NI.VINO.HHE. 2009-03-28T19:26:09.21 0.1 undecidable manual Pg 232 31.3464 -0.111 97
NI.ACOM.HHZ. 2009-03-28T19:26:08.53 0.3 undecidable manual Sg 334 14.874 -0.1 75
NI.ACOM.HHZ. 2009-03-28T19:26:06.32 0.1 undecidable manual Pg 334 14.874 0.129 99
IV.PTCC.HHZ. 2009-03-28T19:26:06.97 0.1 undecidable manual Pg 263 18.87 0.045 100
IV.STR3.BHN. 2009-03-28T19:25:43.59 10.0 undecidable manual Pg 0 0 0
IV.OC9.EHZ. 2009-03-28T19:25:24.85 10.0 undecidable manual Pg 0 0 0
IV.RNI2.HHN. 2009-03-28T19:25:13.39 10.0 undecidable manual Pg 0 0 0
IV.SNAL.HHZ. 2009-03-28T19:25:13.05 10.0 undecidable manual Pg 0 0 0
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