Earthquake with magnitude of Md 2.3 on date 29-09-1990 and time 02:22:44 (Italy) in region Slovenia (SLOVENIA)

A magnitude Md 2.3 earthquake occured in region: Slovenia (SLOVENIA), on

  • 29-09-1990 00:22:44 (UTC)
  • 29-09-1990 02:22:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.1430, 14.2530 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
66 Km NE of Trieste (204420 inhabitants)
79 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 2.3
M 2.3
1990-09-29
00:22:44
46.143 14.253 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 127899
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-09-29 00:22:44 ± 0.273
Latitude 46.1430 ± 0.0192
Longitude 14.2530 ± 0.0154
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 127899

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 2441.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 165
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00186
Epicentral distance of station farthest from the epicenter (degree) 0.01093
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 127899
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:58:57

M:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 127899
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:29:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.PTJ.Z. 1990-09-29T00:23:23.30 10.0 undecidable manual SN 100 1.2099 -0.59 0.4
--.FVI.Z. 1990-09-29T00:23:20.70 10.0 undecidable manual SN 294 1.11 -1.3 0
--.RIY.Z. 1990-09-29T00:23:11.20 10.0 undecidable manual SG 173 0.7992 -1.06 0.1
--.PTJ.Z. 1990-09-29T00:23:07.39 10.0 undecidable manual PN 100 1.2099 0.15 1.2
--.FVI.Z. 1990-09-29T00:23:05.42 10.0 undecidable manual PN 294 1.11 -0.36 1
--.TRI.Z. 1990-09-29T00:23:03.83 10.0 undecidable manual SG 218 0.5439 -0.25 0.6
--.RIY.Z. 1990-09-29T00:23:00.30 10.0 undecidable manual PG 173 0.7992 -0.22 1.4
--.CEY.Z. 1990-09-29T00:23:00.00 10.0 undecidable manual SG 163 0.4107 0.07 0.7
--.VOY.Z. 1990-09-29T00:22:56.20 10.0 undecidable manual SG 246 0.2664 1.05 0.1
--.TRI.Z. 1990-09-29T00:22:55.50 10.0 undecidable manual PG 218 0.5439 -0.3 1.5
--.CEY.Z. 1990-09-29T00:22:53.89 10.0 undecidable manual PG 163 0.4107 0.49 1.1
--.LJU.Z. 1990-09-29T00:22:53.00 10.0 undecidable manual SG 117 0.2109 -0.29 0.9
--.VOY.Z. 1990-09-29T00:22:51.00 10.0 negative manual PG 246 0.2664 0.36 2.7
--.LJU.Z. 1990-09-29T00:22:50.00 10.0 negative manual PG 117 0.2109 0.43 2.4
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