Earthquake with magnitude of Md 2.2 on date 16-07-1986 and time 21:09:07 (UTC) in region 2 km W Taipana (UD)

A magnitude Md 2.2 earthquake occured in region: 2 km W Taipana (UD), on

  • 16-07-1986 21:09:07 (UTC)
  • 16-07-1986 23:09:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.2520, 13.3230 at 13 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
Taipana UD 2 636 636
Lusevera UD 5 643 1279
Attimis UD 7 1805 3084
Nimis UD 7 2740 5824
Tarcento UD 9 9012 14836
Montenars UD 11 538 15374
Faedis UD 11 2945 18319
Magnano in Riviera UD 11 2336 20655
Artegna UD 13 2885 23540
Reana del Rojale UD 13 4966 28506
Tricesimo UD 13 7600 36106
Cassacco UD 14 2938 39044
Resia UD 14 1033 40077
Gemona del Friuli UD 14 10964 51041
Treppo Grande UD 14 1708 52749
Povoletto UD 15 5471 58220
Pulfero UD 15 962 59182
Buja UD 16 6563 65745
Torreano UD 16 2139 67884
Venzone UD 17 2117 70001
Colloredo di Monte Albano UD 17 2223 72224
Pagnacco UD 18 5044 77268
Chiusaforte UD 18 672 77940
Resiutta UD 18 309 78249
Bordano UD 18 754 79003
Moimacco UD 18 1675 80678
Remanzacco UD 18 6185 86863
San Pietro al Natisone UD 19 2171 89034
Osoppo UD 19 2936 91970
Tavagnacco UD 19 14910 106880
Savogna UD 19 411 107291
Trasaghis UD 19 2227 109518
Cividale del Friuli UD 20 11292 120810

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Udine (99169 inhabitants)
61 Km NE of Pordenone (51229 inhabitants)
75 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 2.2 1986-07-16
21:09:07
46.252 13.323 13 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 31069
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-07-16 21:09:07 ± 0.159
Latitude 46.2520 ± 0.0080
Longitude 13.3230 ± 0.0116
Depth (km) 13 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 31069

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) 1258.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
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) 0.00453
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 31069
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:32:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.RBL.Z. 1986-07-16T21:09:18.00 10.0 undecidable manual SG 41 0.2553 -0.04 0.6
--.FO1.Z. 1986-07-16T21:09:18.00 10.0 undecidable manual PG 312 0.4995 -0.4 0.2
--.TAL.Z. 1986-07-16T21:09:15.80 10.0 undecidable manual PG 204 0.3552 0.01 1.2
--.BOO.Z. 1986-07-16T21:09:15.80 10.0 undecidable manual SG 293 0.1665 0.33 0.3
--.BUA.Z. 1986-07-16T21:09:14.10 10.0 undecidable manual SG 256 0.1332 -0.63 0
--.DRE.Z. 1986-07-16T21:09:13.20 10.0 undecidable manual PG 109 0.2331 -0.22 1
--.RBL.Z. 1986-07-16T21:09:13.90 10.0 undecidable manual PG 41 0.2553 0.15 1.3
--.UDI.Z. 1986-07-16T21:09:12.90 10.0 undecidable manual PG 197 0.1887 0.15 1.4
--.BUA.Z. 1986-07-16T21:09:12.00 10.0 undecidable manual PG 256 0.1332 0.16 1.4
--.BOO.Z. 1986-07-16T21:09:12.50 10.0 undecidable manual PG 293 0.1665 0.23 1
--.BAD.Z. 1986-07-16T21:09:12.50 10.0 undecidable manual SG 254 0.0555 -0.3 0.3
--.BAD.Z. 1986-07-16T21:09:10.80 10.0 positive manual PG 254 0.0555 0.07 3.2
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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