Earthquake with magnitude of Md 2.6 on date 17-01-1985 and time 14:55:19 (Italy) in region 4 km E Venzone (UD)

A magnitude Md 2.6 earthquake occured in region: 4 km E Venzone (UD), on

  • 17-01-1985 13:55:19 (UTC)
  • 17-01-1985 14:55:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.35, 13.19 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 5 2117 2117
Resiutta UD 5 309 2426
Moggio Udinese UD 7 1714 4140
Bordano UD 8 754 4894
Amaro UD 8 823 5717
Gemona del Friuli UD 9 10964 16681
Resia UD 9 1033 17714
Montenars UD 10 538 18252
Lusevera UD 11 643 18895
Chiusaforte UD 11 672 19567
Trasaghis UD 12 2227 21794
Cavazzo Carnico UD 12 1052 22846
Artegna UD 12 2885 25731
Magnano in Riviera UD 13 2336 28067
Osoppo UD 14 2936 31003
Dogna UD 15 175 31178
Tolmezzo UD 15 10440 41618
Tarcento UD 15 9012 50630
Taipana UD 16 636 51266
Verzegnis UD 16 863 52129
Buja UD 16 6563 58692
Nimis UD 18 2740 61432
Treppo Grande UD 18 1708 63140
Zuglio UD 18 595 63735
Arta Terme UD 19 2171 65906
Pontebba UD 20 1433 67339
Cassacco UD 20 2938 70277
Attimis UD 20 1805 72082

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km N of Udine (99169 inhabitants)
60 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 2.6 1985-01-17
13:55:19
46.35 13.19 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 579
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-01-17 13:55:19 ± 0.246
Latitude 46.35 ± 0.02
Longitude 13.19 ± 0.01
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 579

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) 2541.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 162
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) 0.00672
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:2.6

Field Value
Value 2.6
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 579
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:05:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.TRI.Z. 1985-01-17T13:55:46.00 10.0 undecidable manual SG 148 0.0067 0.58 0
--.TRI.Z. 1985-01-17T13:55:34.00 10.0 undecidable manual PG 148 0.0067 -0.39 0.2
--.FO1.Z. 1985-01-17T13:55:33.00 10.0 undecidable manual SG 311 0.0033 -0.25 0.4
--.RBL.Z. 1985-01-17T13:55:30.00 10.0 undecidable manual SG 70 0.0024 -0.01 0.7
--.FO1.Z. 1985-01-17T13:55:27.50 10.0 negative manual PG 311 0.0033 0.14 2.1
--.RBL.Z. 1985-01-17T13:55:25.50 10.0 negative manual PG 70 0.0024 0.01 2.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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