Earthquake with magnitude of Md 2.3 on date 30-03-1998 and time 19:35:23 (Italy) in region 1 km SE Venzone (UD)

A magnitude Md 2.3 earthquake occured in region: 1 km SE Venzone (UD), on

  • 30-03-1998 17:35:23 (UTC)
  • 30-03-1998 19:35:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.3300, 13.1470 at 12 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 1 2117 2117
Bordano UD 3 754 2871
Gemona del Friuli UD 6 10964 13835
Amaro UD 6 823 14658
Trasaghis UD 8 2227 16885
Montenars UD 9 538 17423
Resiutta UD 9 309 17732
Cavazzo Carnico UD 9 1052 18784
Moggio Udinese UD 10 1714 20498
Osoppo UD 10 2936 23434
Artegna UD 10 2885 26319
Lusevera UD 11 643 26962
Magnano in Riviera UD 11 2336 29298
Resia UD 13 1033 30331
Tolmezzo UD 13 10440 40771
Verzegnis UD 14 863 41634
Buja UD 14 6563 48197
Tarcento UD 14 9012 57209
Treppo Grande UD 15 1708 58917
Chiusaforte UD 15 672 59589
Majano UD 17 5945 65534
Nimis UD 17 2740 68274
Zuglio UD 17 595 68869
Cassacco UD 18 2938 71807
Taipana UD 18 636 72443
Vito d'Asio PN 18 769 73212
Forgaria nel Friuli UD 18 1786 74998
Colloredo di Monte Albano UD 18 2223 77221
Dogna UD 19 175 77396
Arta Terme UD 19 2171 79567
Tricesimo UD 19 7600 87167
Lauco UD 19 729 87896
Villa Santina UD 20 2233 90129
Attimis UD 20 1805 91934

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km N of Udine (99169 inhabitants)
56 Km NE of Pordenone (51229 inhabitants)
90 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 2.3 1998-03-30
17:35:23
46.33 13.147 12 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 329059
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1998-03-30 17:35:23 ± 0.036
Latitude 46.3300 ± 0.0032
Longitude 13.1470 ± 0.0038
Depth (km) 12 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 329059

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) 458.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 124
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00040
Epicentral distance of station farthest from the epicenter (degree) 0.00963
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 329059
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:08:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CTI.Z. 1998-03-30T17:35:59.00 10.0 undecidable manual SN 255 1.0656 -0.05 0.3
--.CTI.Z. 1998-03-30T17:35:44.00 10.0 undecidable manual PN 255 1.0656 0.04 0.8
--.FVI.Z. 1998-03-30T17:35:37.15 10.0 undecidable manual SG 316 0.3552 0.14 0.2
--.FVI.Z. 1998-03-30T17:35:31.13 10.0 undecidable manual PG 316 0.3552 -0.11 0.9
--.PTCC.Z. 1998-03-30T17:35:30.53 10.0 undecidable manual SG 61 0.1554 0 0.6
--.PTCC.Z. 1998-03-30T17:35:27.49 10.0 undecidable manual PG 61 0.1554 -0.01 1.6
--.GE9.Z. 1998-03-30T17:35:27.59 10.0 undecidable manual SG 186 0.0444 -0.11 0.4
--.GE9.Z. 1998-03-30T17:35:25.90 10.0 negative manual PG 186 0.0444 0.04 3.1
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