Earthquake with magnitude of ML 2.1 on date 26-02-2009 and time 08:21:25 (Italy) in region Slovenia (SLOVENIA)

A magnitude ML 2.1 earthquake occured in region: Slovenia (SLOVENIA), on

  • 26-02-2009 07:21:25 (UTC)
  • 26-02-2009 08:21:25 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.0940, 14.2300 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

An earthquake occurred to
61 Km NE of Trieste (204420 inhabitants)
77 Km E of Udine (99169 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 2.1
2009-02-26
07:21:25
46.094 14.23 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 746589
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-02-26 07:21:25 ± 0.29
Latitude 46.0940 ± 0.0072
Longitude 14.2300 ± 0.0220
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 746589

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1684
Semi-minor axis of confidence ellipse (meter) 737
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 267
Circular confidence region, given by single value of horizontal uncertainty (meter) 1878.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 267
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.42718
Epicentral distance of station farthest from the epicenter (degree) 0.68169
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 746589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:07:05

Md:2.4

Field Value
Value 2.4
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 746589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:07:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
NI.ACOM.HHZ. 2009-02-26T07:21:48.04 0.6 undecidable manual Sg 313 74.4699 0.04 63
NI.VINO.HHN. 2009-02-26T07:21:48.33 0.6 undecidable manual Sg 284 75.4689 0.082 63
MN.TRI.HHN. 2009-02-26T07:21:43.24 0.3 undecidable manual Sg 220 55.7997 0.232 95
NI.SABO.HHE. 2009-02-26T07:21:40.66 0.6 undecidable manual Sg 256 47.4192 -0.104 66
NI.ACOM.HHZ. 2009-02-26T07:21:38.75 0.3 undecidable manual Pg 313 74.4699 0.298 90
NI.VINO.HHN. 2009-02-26T07:21:38.17 0.3 undecidable manual Pg 284 75.4689 -0.426 88
IV.PTCC.SHZ. 2009-02-26T07:21:38.69 0.6 undecidable manual Pg 298 75.6687 0.057 63
MN.TRI.HHN. 2009-02-26T07:21:35.45 0.3 undecidable manual Pg 220 55.7997 -0.121 97
NI.SABO.HHE. 2009-02-26T07:21:34.23 0.3 undecidable manual Pg 256 47.4192 -0.045 100
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
Waveforms Seismic signals in miniseed + resp format Download