Earthquake with magnitude of ML 1.8 on date 05-02-2011 and time 12:25:53 (UTC) in region Confine Slovenia Croazia (SLOVENIA, CROAZIA)

A magnitude ML 1.8 earthquake occured in region: Confine Slovenia Croazia (SLOVENIA, CROAZIA), on

  • 05-02-2011 12:25:53 (UTC)
  • 05-02-2011 13:25:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.7630, 15.7280 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
Md 2.5
ML 1.8
2011-02-05
12:25:53
45.763 15.728 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1168939
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-02-05 12:25:53 ± 1.03
Latitude 45.7630 ± 0.0800
Longitude 15.7280 ± 0.0902
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1168939

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 9579
Semi-minor axis of confidence ellipse (meter) 6053
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 29
Circular confidence region, given by single value of horizontal uncertainty (meter) 11323.0
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 8
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.61
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.77166
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 1168939
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:46:59

Md:2.5

Field Value
Value 2.5
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1168939
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:46:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
.VINO.HHN. 2011-02-05T12:26:48.47 0.6 undecidable manual Sg 287 196.6587 0.38 64
NI.ACOM.HHN. 2011-02-05T12:26:46.67 0.6 undecidable manual Sg 298 191.1642 -0.23 68
IV.MRB1.HHE. 2011-02-05T12:26:25.95 10.0 undecidable manual Pg 0 0 0
NI.ACOM.HHN. 2011-02-05T12:26:24.85 0.3 undecidable manual Pg 298 191.1642 0.334 100
.VINO.HHN. 2011-02-05T12:26:24.92 0.6 undecidable manual Pn 287 196.6587 -0.281 65
NI.SABO.HHN. 2011-02-05T12:26:20.08 0.6 undecidable manual Pg 280 163.614 -0.641 70
MN.TRI.HHN. 2011-02-05T12:26:19.51 1.0 undecidable manual Pg 268 152.1366 0.562 38
MN.BLY.HHN. 2011-02-05T12:26:00.56 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