Earthquake with magnitude of ML 2.1 on date 31-08-2005 and time 22:35:47 (UTC) in region Slovenia (SLOVENIA)

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

  • 31-08-2005 22:35:47 (UTC)
  • 01-09-2005 00:35:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.8620, 14.5870 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
68 Km E 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 2.9
ML 2.1
2005-08-31
22:35:47
45.862 14.587 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 532199
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2005-08-31 22:35:47 ± 0.31
Latitude 45.8620 ± 0.0126
Longitude 14.5870 ± 0.0284
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 532199

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2474
Semi-minor axis of confidence ellipse (meter) 947
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 118
Circular confidence region, given by single value of horizontal uncertainty (meter) 2607.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 268
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 2.51990
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 532199
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:17:34

Md:2.9

Field Value
Value 2.9
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 532199
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:17:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FVI.EHZ. 2005-08-31T22:36:37.94 0.1 undecidable manual Sg 301 160.8168 0.327 38
IV.FSSB.SHZ. 2005-08-31T22:36:30.81 0.1 undecidable manual Pg 211 279.7089 0.084 35
IV.APPI.EHZ. 2005-08-31T22:36:29.62 0.1 undecidable manual Pg 286 266.9328 0.462 37
IV.CTI.SHZ. 2005-08-31T22:36:24.22 0.1 undecidable manual Pg 276 227.5056 -0.056 55
IV.PTCC.SHZ. 2005-08-31T22:36:23.09 0.1 undecidable manual Sg 303 112.4985 -0.146 45
IV.FVI.EHZ. 2005-08-31T22:36:15.71 0.1 undecidable manual Pg 301 160.8168 -0.044 81
IV.ARVD.EHN. 2005-08-31T22:36:13.03 10.0 undecidable manual Pg 0 0 0
IV.PTCC.SHZ. 2005-08-31T22:36:07.54 0.1 undecidable manual Pg 303 112.4985 -0.142 90
MN.TRI.HHZ. 2005-08-31T22:35:59.83 0.1 undecidable manual Pg 255 65.8896 -0.081 100
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