Earthquake with magnitude of M 2.2 on date 09-03-1986 and time 12:21:34 (Italy) in region 4 km NE Lusevera (UD)

A magnitude M 2.2 earthquake occured in region: 4 km NE Lusevera (UD), on

  • 09-03-1986 11:21:34 (UTC)
  • 09-03-1986 12:21:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.3040, 13.2790 at 11 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
Lusevera UD 5 643 643
Taipana UD 8 636 1279
Resia UD 8 1033 2312
Montenars UD 9 538 2850
Tarcento UD 11 9012 11862
Gemona del Friuli UD 11 10964 22826
Resiutta UD 11 309 23135
Venzone UD 11 2117 25252
Magnano in Riviera UD 11 2336 27588
Nimis UD 12 2740 30328
Artegna UD 12 2885 33213
Chiusaforte UD 12 672 33885
Attimis UD 13 1805 35690
Bordano UD 13 754 36444
Moggio Udinese UD 14 1714 38158
Treppo Grande UD 16 1708 39866
Buja UD 16 6563 46429
Trasaghis UD 16 2227 48656
Cassacco UD 16 2938 51594
Osoppo UD 16 2936 54530
Amaro UD 16 823 55353
Dogna UD 16 175 55528
Tricesimo UD 17 7600 63128
Reana del Rojale UD 17 4966 68094
Faedis UD 18 2945 71039
Colloredo di Monte Albano UD 19 2223 73262
Cavazzo Carnico UD 20 1052 74314

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km N of Udine (99169 inhabitants)
61 Km NE of Pordenone (51229 inhabitants)
82 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
M 2.2 1986-03-09
11:21:34
46.304 13.279 11 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 23839
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-03-09 11:21:34 ± 0.167
Latitude 46.3040 ± 0.0191
Longitude 13.2790 ± 0.0200
Depth (km) 11 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 23839

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) 2624.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 156
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) 0.00057
Epicentral distance of station farthest from the epicenter (degree) 0.00291
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

M:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 23839
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
--.ZOU.Z. 1986-03-09T11:21:47.30 10.0 undecidable manual SG 320 0.3219 0.01 0.8
--.DRE.Z. 1986-03-09T11:21:45.80 10.0 undecidable manual SG 117 0.2775 -0.04 0.8
--.ZOU.Z. 1986-03-09T11:21:42.10 10.0 undecidable manual PG 320 0.3219 0.09 1.1
--.DRE.Z. 1986-03-09T11:21:41.00 10.0 undecidable manual PG 117 0.2775 -0.17 0.8
--.BOO.Z. 1986-03-09T11:21:40.50 10.0 undecidable manual SG 277 0.1221 -0.36 0.1
--.BAD.Z. 1986-03-09T11:21:39.40 10.0 undecidable manual SG 199 0.0666 -0.11 0.8
--.BOO.Z. 1986-03-09T11:21:38.30 10.0 undecidable manual PG 277 0.1221 0 1.7
--.BAD.Z. 1986-03-09T11:21:37.70 10.0 positive manual PG 199 0.0666 0.18 1.9
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