Earthquake with magnitude of Md 2.5 on date 22-03-1986 and time 13:06:21 (Italy) in region 2 km S Venzone (UD)

A magnitude Md 2.5 earthquake occured in region: 2 km S Venzone (UD), on

  • 22-03-1986 12:06:21 (UTC)
  • 22-03-1986 13:06:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.3190, 13.1410 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 2 2117 2117
Bordano UD 3 754 2871
Gemona del Friuli UD 5 10964 13835
Trasaghis UD 6 2227 16062
Amaro UD 7 823 16885
Montenars UD 8 538 17423
Osoppo UD 8 2936 20359
Artegna UD 9 2885 23244
Cavazzo Carnico UD 9 1052 24296
Magnano in Riviera UD 10 2336 26632
Resiutta UD 10 309 26941
Lusevera UD 11 643 27584
Moggio Udinese UD 11 1714 29298
Buja UD 12 6563 35861
Tarcento UD 13 9012 44873
Tolmezzo UD 14 10440 55313
Verzegnis UD 14 863 56176
Resia UD 14 1033 57209
Treppo Grande UD 14 1708 58917
Majano UD 16 5945 64862
Nimis UD 16 2740 67602
Cassacco UD 16 2938 70540
Chiusaforte UD 17 672 71212
Vito d'Asio PN 17 769 71981
Colloredo di Monte Albano UD 17 2223 74204
Forgaria nel Friuli UD 17 1786 75990
Taipana UD 17 636 76626
Zuglio UD 18 595 77221
Tricesimo UD 18 7600 84821
Attimis UD 19 1805 86626
Arta Terme UD 19 2171 88797
Dogna UD 20 175 88972
Lauco UD 20 729 89701
Villa Santina UD 20 2233 91934
Clauzetto PN 20 380 92314
Ragogna UD 20 2909 95223
San Daniele del Friuli UD 20 8013 103236

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km N of Udine (99169 inhabitants)
55 Km NE of Pordenone (51229 inhabitants)
89 Km NW of Trieste (204420 inhabitants)
100 Km NE of Treviso (83731 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 2.5
M 2.6
1986-03-22
12:06:21
46.319 13.141 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 24699
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-03-22 12:06:21 ± 0.14
Latitude 46.3190 ± 0.0099
Longitude 13.1410 ± 0.0115
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 24699

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) 1410.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
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) 0.00024
Epicentral distance of station farthest from the epicenter (degree) 0.01036
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 24699
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:26:34

M:2.6

Field Value
Value 2.6
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 24699
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:39:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CTI.Z. 1986-03-22T12:06:58.00 10.0 undecidable manual SN 255 1.0656 0.61 0.3
--.CAV.Z. 1986-03-22T12:06:44.80 10.0 undecidable manual PN 269 1.1544 1.29 0.1
--.CTI.Z. 1986-03-22T12:06:43.00 10.0 undecidable manual PN 255 1.0656 0.76 0.3
--.CAE.Z. 1986-03-22T12:06:42.00 10.0 undecidable manual SG 237 0.5772 -0.04 0.7
--.VOY.Z. 1986-03-22T12:06:42.50 10.0 undecidable manual SG 118 0.5883 -0.05 0.7
--.ERT.Z. 1986-03-22T12:06:39.10 10.0 undecidable manual SG 265 0.5217 -1.35 0
--.RCL.Z. 1986-03-22T12:06:36.00 10.0 undecidable manual SG 244 0.3663 0.57 0.5
--.DRE.Z. 1986-03-22T12:06:35.60 10.0 undecidable manual SG 112 0.3663 0.04 0.8
--.FOA.Z. 1986-03-22T12:06:35.10 10.0 undecidable manual SG 316 0.3552 -0.16 0.8
--.RBL.Z. 1986-03-22T12:06:34.00 10.0 undecidable manual SG 67 0.3108 0.31 0.5
--.VOY.Z. 1986-03-22T12:06:33.00 10.0 undecidable manual PG 118 0.5883 -0.68 1.1
--.CAE.Z. 1986-03-22T12:06:32.80 10.0 undecidable manual PG 237 0.5772 -0.58 0.7
--.ERT.Z. 1986-03-22T12:06:31.10 10.0 undecidable manual PG 265 0.5217 -1.36 0.1
--.FOA.Z. 1986-03-22T12:06:29.20 10.0 undecidable manual PG 316 0.3552 -0.27 1.2
--.RCL.Z. 1986-03-22T12:06:29.40 10.0 undecidable manual PG 244 0.3663 -0.16 1.3
--.DRE.Z. 1986-03-22T12:06:29.10 10.0 negative manual PG 112 0.3663 -0.54 1.7
--.RBL.Z. 1986-03-22T12:06:28.50 10.0 undecidable manual PG 67 0.3108 -0.06 1.3
--.UDI.Z. 1986-03-22T12:06:27.10 10.0 undecidable manual PG 165 0.2553 -0.41 1
--.BUA.Z. 1986-03-22T12:06:27.10 10.0 undecidable manual SG 186 0.0999 0.34 0.7
--.BAD.Z. 1986-03-22T12:06:27.20 10.0 undecidable manual SG 139 0.111 0.22 0.7
--.ZOU.Z. 1986-03-22T12:06:27.70 10.0 undecidable manual PG 334 0.2553 0.14 2.6
--.BAD.Z. 1986-03-22T12:06:24.90 10.0 positive manual PG 139 0.111 0.21 2.5
--.BOO.Z. 1986-03-22T12:06:24.00 10.0 negative manual PG 272 0.0222 0.35 2.2
--.BUA.Z. 1986-03-22T12:06:24.80 10.0 undecidable manual PG 186 0.0999 0.24 2.4
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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