Earthquake with magnitude of Md 2.1 on date 09-11-1985 and time 13:45:26 (UTC) in region 5 km SW Verzegnis (UD)

A magnitude Md 2.1 earthquake occured in region: 5 km SW Verzegnis (UD), on

  • 09-11-1985 13:45:26 (UTC)
  • 09-11-1985 14:45:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.3510, 12.9670 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
Verzegnis UD 5 863 863
Cavazzo Carnico UD 6 1052 1915
Tolmezzo UD 7 10440 12355
Villa Santina UD 8 2233 14588
Lauco UD 9 729 15317
Preone UD 9 246 15563
Enemonzo UD 9 1319 16882
Amaro UD 10 823 17705
Trasaghis UD 11 2227 19932
Bordano UD 11 754 20686
Raveo UD 12 458 21144
Socchieve UD 12 908 22052
Vito d'Asio PN 13 769 22821
Zuglio UD 13 595 23416
Venzone UD 13 2117 25533
Osoppo UD 14 2936 28469
Forgaria nel Friuli UD 14 1786 30255
Clauzetto PN 14 380 30635
Tramonti di Sopra PN 14 321 30956
Arta Terme UD 14 2171 33127
Tramonti di Sotto PN 15 387 33514
Ampezzo UD 15 1006 34520
Gemona del Friuli UD 16 10964 45484
Ovaro UD 17 1922 47406
Castelnovo del Friuli PN 17 880 48286
Sutrio UD 18 1332 49618
Pinzano al Tagliamento PN 19 1525 51143
Travesio PN 19 1776 52919
Moggio Udinese UD 19 1714 54633
Artegna UD 19 2885 57518
Ragogna UD 19 2909 60427
Montenars UD 20 538 60965
Comeglians UD 20 516 61481
Ravascletto UD 20 536 62017
Cercivento UD 20 679 62696
Buja UD 20 6563 69259

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NW of Udine (99169 inhabitants)
50 Km NE of Pordenone (51229 inhabitants)
94 Km NE of Treviso (83731 inhabitants)
100 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 2.1 1985-11-09
13:45:26
46.351 12.967 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 15439
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-11-09 13:45:26 ± 0.161
Latitude 46.3510 ± 0.0108
Longitude 12.9670 ± 0.0129
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 15439

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) 1556.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 216
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
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) 0.00243
Epicentral distance of station farthest from the epicenter (degree) 0.00639
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 15439
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:18:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.VOY.Z. 1985-11-09T13:45:51.10 10.0 undecidable manual SG 116 0.7104 0.19 0.5
--.RBL.Z. 1985-11-09T13:45:41.30 10.0 undecidable manual SG 77 0.4218 -0.22 0.4
--.VOY.Z. 1985-11-09T13:45:40.30 10.0 undecidable manual PG 116 0.7104 -0.09 1.6
--.FO1.Z. 1985-11-09T13:45:37.00 10.0 undecidable manual SG 332 0.2664 0.27 0.2
--.RBL.Z. 1985-11-09T13:45:35.00 10.0 undecidable manual PG 77 0.4218 0.04 2.2
--.FO1.Z. 1985-11-09T13:45:32.00 10.0 undecidable manual PG 332 0.2664 -0.2 1.1
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