Earthquake with magnitude of Md 2.0 on date 14-02-1985 and time 20:32:35 (UTC) in region 4 km NW Pulfero (UD)

A magnitude Md 2.0 earthquake occured in region: 4 km NW Pulfero (UD), on

  • 14-02-1985 20:32:35 (UTC)
  • 14-02-1985 21:32:35 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.2060, 13.4660 at 12 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
Pulfero UD 4 962 962
Savogna UD 7 411 1373
Torreano UD 9 2139 3512
San Pietro al Natisone UD 9 2171 5683
San Leonardo UD 10 1129 6812
Taipana UD 11 636 7448
Faedis UD 11 2945 10393
Grimacco UD 11 342 10735
Stregna UD 12 356 11091
Attimis UD 12 1805 12896
Drenchia UD 13 115 13011
Cividale del Friuli UD 13 11292 24303
Moimacco UD 14 1675 25978
Nimis UD 15 2740 28718
Povoletto UD 16 5471 34189
Premariacco UD 17 4163 38352
Lusevera UD 17 643 38995
Remanzacco UD 17 6185 45180
Prepotto UD 18 769 45949
Reana del Rojale UD 18 4966 50915
Tarcento UD 19 9012 59927
Dolegna del Collio GO 19 370 60297

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NE of Udine (99169 inhabitants)
66 Km NW of Trieste (204420 inhabitants)
68 Km E 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 2.0 1985-02-14
20:32:35
46.206 13.466 12 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 1729
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-02-14 20:32:35 ± 0.333
Latitude 46.2060 ± 0.0156
Longitude 13.4660 ± 0.0102
Depth (km) 12 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 1729

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) 1903.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.00081
Epicentral distance of station farthest from the epicenter (degree) 0.00437
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 1729
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:06:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ZOU.Z. 1985-02-14T20:32:53.70 10.0 undecidable manual SG 315 0.4884 0.66 0.2
--.MPR.Z. 1985-02-14T20:32:48.50 10.0 undecidable manual SG 276 0.3219 0.42 0.3
--.ZOU.Z. 1985-02-14T20:32:45.80 10.0 undecidable manual PG 315 0.4884 0.19 1
--.RBL.Z. 1985-02-14T20:32:45.50 10.0 undecidable manual SG 16 0.2442 0.23 0.6
--.BOO.Z. 1985-02-14T20:32:45.70 10.0 undecidable manual SG 294 0.2664 -0.6 0.2
--.MPR.Z. 1985-02-14T20:32:43.10 10.0 undecidable manual PG 276 0.3219 0.36 1
--.BAD.Z. 1985-02-14T20:32:42.10 10.0 undecidable manual SG 281 0.1554 -0.46 0.3
--.COL.Z. 1985-02-14T20:32:41.10 10.0 undecidable manual SG 219 0.0888 0.25 0.8
--.DRE.Z. 1985-02-14T20:32:41.50 10.0 undecidable manual SG 105 0.1221 -0.18 0.9
--.RBL.Z. 1985-02-14T20:32:41.00 10.0 undecidable manual PG 16 0.2442 -0.13 1.7
--.BOO.Z. 1985-02-14T20:32:40.80 10.0 undecidable manual PG 294 0.2664 -0.92 0.1
--.BAD.Z. 1985-02-14T20:32:39.60 10.0 undecidable manual PG 281 0.1554 0.05 1.7
--.DRE.Z. 1985-02-14T20:32:39.10 10.0 positive manual PG 105 0.1221 0.05 3.4
--.COL.Z. 1985-02-14T20:32:38.60 10.0 undecidable manual PG 219 0.0888 0.03 1.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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