Earthquake with magnitude of Md 2.5 on date 12-06-1986 and time 01:58:10 (Italy) in region Confine Italia Austria (AUSTRIA)

A magnitude Md 2.5 earthquake occured in region: Confine Italia Austria (AUSTRIA), on

  • 11-06-1986 23:58:10 (UTC)
  • 12-06-1986 01:58:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.62, 13.26 at 5 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
Pontebba UD 14 1433 1433
Paularo UD 15 2623 4056
Ligosullo UD 17 116 4172
Malborghetto Valbruna UD 19 951 5123
Treppo Carnico UD 19 618 5741
Dogna UD 20 175 5916

Municipalities with at least 50000 inhabitants

An earthquake occurred to
63 Km N of Udine (99169 inhabitants)
88 Km NE of Pordenone (51229 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 1986-06-11
23:58:10
46.63 13.26 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 29159
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-06-11 23:58:10 ± 0.878
Latitude 46.63 ± 0.07
Longitude 13.26 ± 0.04
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 29159

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) 8864.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 226
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
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) 0.00251
Epicentral distance of station farthest from the epicenter (degree) 0.01125
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 29159
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:30:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.CTI.Z. 1986-06-11T23:58:53.00 10.0 undecidable manual SN 243 0.0113 0.65 0.2
--.CTI.Z. 1986-06-11T23:58:35.50 10.0 undecidable manual PN 243 0.0113 0.73 0.5
--.VOY.Z. 1986-06-11T23:58:25.00 10.0 undecidable manual PG 143 0.0066 -1.05 0.3
--.FO1.Z. 1986-06-11T23:58:23.20 10.0 undecidable manual SG 265 0.0029 -0.39 0.8
--.RBL.Z. 1986-06-11T23:58:21.80 10.0 undecidable manual SG 131 0.0025 0.14 0.9
--.FO1.Z. 1986-06-11T23:58:18.00 10.0 negative manual PG 265 0.0029 -0.16 3.1
--.RBL.Z. 1986-06-11T23:58:17.50 10.0 undecidable manual PG 131 0.0025 0.45 1.2
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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