Earthquake with magnitude of Md 2.4 on date 23-04-1995 and time 19:21:18 (Italy) in region 4 km E Venzone (UD)

A magnitude Md 2.4 earthquake occured in region: 4 km E Venzone (UD), on

  • 23-04-1995 17:21:18 (UTC)
  • 23-04-1995 19:21:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.3280, 13.1960 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Venzone UD 4 2117 2117
Gemona del Friuli UD 7 10964 13081
Bordano UD 7 754 13835
Resiutta UD 8 309 14144
Montenars UD 8 538 14682
Lusevera UD 9 643 15325
Moggio Udinese UD 9 1714 17039
Amaro UD 9 823 17862
Resia UD 10 1033 18895
Artegna UD 10 2885 21780
Trasaghis UD 11 2227 24007
Magnano in Riviera UD 11 2336 26343
Osoppo UD 12 2936 29279
Chiusaforte UD 13 672 29951
Tarcento UD 13 9012 38963
Cavazzo Carnico UD 13 1052 40015
Taipana UD 14 636 40651
Buja UD 14 6563 47214
Nimis UD 15 2740 49954
Treppo Grande UD 15 1708 51662
Dogna UD 16 175 51837
Tolmezzo UD 16 10440 62277
Verzegnis UD 17 863 63140
Cassacco UD 17 2938 66078
Attimis UD 18 1805 67883
Majano UD 18 5945 73828
Tricesimo UD 18 7600 81428
Colloredo di Monte Albano UD 18 2223 83651
Zuglio UD 20 595 84246

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km N of Udine (99169 inhabitants)
58 Km NE of Pordenone (51229 inhabitants)
87 Km NW 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 2.4
ML-VAX 1.6
1995-04-23
17:21:18
46.328 13.196 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 225659
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1995-04-23 17:21:18 ± 0.124
Latitude 46.3280 ± 0.0074
Longitude 13.1960 ± 0.0110
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 225659

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) 1183.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 194
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00049
Epicentral distance of station farthest from the epicenter (degree) 0.00988
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 225659
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:33:19

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 225659
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CTI.Z. 1995-04-23T17:21:56.10 10.0 undecidable manual SN 255 1.0989 0.32 0.2
--.TRI.Z. 1995-04-23T17:21:44.19 10.0 undecidable manual SG 147 0.7326 -0.25 0.6
--.VVI.Z. 1995-04-23T17:21:41.18 10.0 undecidable manual SG 237 0.6327 -0.08 0.9
--.CTI.Z. 1995-04-23T17:21:40.31 10.0 undecidable manual PN 255 1.0989 0.11 1.3
--.TRI.Z. 1995-04-23T17:21:33.62 10.0 undecidable manual PG 147 0.7326 -0.04 2.1
--.FVI.Z. 1995-04-23T17:21:33.10 10.0 undecidable manual SG 313 0.3885 -0.34 0.5
--.VVI.Z. 1995-04-23T17:21:31.48 10.0 undecidable manual PG 237 0.6327 -0.34 1.1
--.FVI.Z. 1995-04-23T17:21:27.26 10.0 undecidable manual PG 313 0.3885 -0.04 2.3
--.GE9.Z. 1995-04-23T17:21:22.74 10.0 undecidable manual SG 219 0.0555 -0.29 0.2
--.GE9.Z. 1995-04-23T17:21:21.75 10.0 undecidable manual PG 219 0.0555 0.46 0.8
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