Earthquake with magnitude of M 2.2 on date 26-02-1985 and time 12:30:06 (UTC) in region 3 km S Taipana (UD)

A magnitude M 2.2 earthquake occured in region: 3 km S Taipana (UD), on

  • 26-02-1985 12:30:06 (UTC)
  • 26-02-1985 13:30:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.22, 13.35 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
Taipana UD 3 636 636
Attimis UD 5 1805 2441
Nimis UD 7 2740 5181
Faedis UD 8 2945 8126
Lusevera UD 8 643 8769
Tarcento UD 10 9012 17781
Pulfero UD 12 962 18743
Reana del Rojale UD 12 4966 23709
Torreano UD 12 2139 25848
Povoletto UD 13 5471 31319
Tricesimo UD 13 7600 38919
Magnano in Riviera UD 14 2336 41255
Montenars UD 14 538 41793
Cassacco UD 14 2938 44731
San Pietro al Natisone UD 15 2171 46902
Moimacco UD 15 1675 48577
Artegna UD 15 2885 51462
Treppo Grande UD 16 1708 53170
Savogna UD 16 411 53581
Remanzacco UD 16 6185 59766
Cividale del Friuli UD 16 11292 71058
Pagnacco UD 17 5044 76102
Resia UD 17 1033 77135
Tavagnacco UD 17 14910 92045
San Leonardo UD 17 1129 93174
Gemona del Friuli UD 17 10964 104138
Buja UD 18 6563 110701
Colloredo di Monte Albano UD 18 2223 112924
Premariacco UD 19 4163 117087

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NE of Udine (99169 inhabitants)
61 Km E of Pordenone (51229 inhabitants)
72 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
Rev 1000 M 2.2 1985-02-26
12:30:06
46.23 13.35 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 2589
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-02-26 12:30:06 ± 0.153
Latitude 46.23 ± 0.01
Longitude 13.35 ± 0.01
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 2589

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) 1274.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
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) 0.00065
Epicentral distance of station farthest from the epicenter (degree) 0.0038
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

M:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 2589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:50:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.ZOU.Z. 1985-02-26T12:30:21.30 10.0 undecidable manual SG 321 0.0038 -0.5 0.3
--.VOY.Z. 1985-02-26T12:30:21.50 10.0 undecidable manual SG 117 0.0037 -0.24 0.5
--.RBL.Z. 1985-02-26T12:30:17.50 10.0 undecidable manual SG 34 0.0023 0.86 0.1
--.VOY.Z. 1985-02-26T12:30:16.40 10.0 undecidable manual PG? 117 0.0037 1.17 0
--.ZOU.Z. 1985-02-26T12:30:15.10 10.0 undecidable manual PG 321 0.0038 -0.16 1
--.DRE.Z. 1985-02-26T12:30:14.40 10.0 undecidable manual SG 104 0.0019 -0.48 0.4
--.UDI.Z. 1985-02-26T12:30:14.10 10.0 undecidable manual SG 206 0.0015 0.1 0.9
--.BOO.Z. 1985-02-26T12:30:14.50 10.0 undecidable manual SG 298 0.0018 -0.14 0.9
--.BUA.Z. 1985-02-26T12:30:13.80 10.0 undecidable manual SG 267 0.0014 0.44 0.3
--.RBL.Z. 1985-02-26T12:30:12.00 10.0 undecidable manual PG 34 0.0023 -0.28 1.1
--.COL.Z. 1985-02-26T12:30:11.10 10.0 undecidable manual SG 169 0.0008 -0.27 0.7
--.UDI.Z. 1985-02-26T12:30:10.60 10.0 undecidable manual PG 206 0.0015 -0.15 1.5
--.BOO.Z. 1985-02-26T12:30:10.80 10.0 undecidable manual PG 298 0.0018 -0.32 1.1
--.DRE.Z. 1985-02-26T12:30:10.80 10.0 undecidable manual PG 104 0.0019 -0.46 0.7
--.BUA.Z. 1985-02-26T12:30:10.50 10.0 undecidable manual PG 267 0.0014 0.11 1.5
--.BAD.Z. 1985-02-26T12:30:10.80 10.0 undecidable manual SG 278 0.0006 -0.16 0.9
--.BAD.Z. 1985-02-26T12:30:09.10 10.0 positive manual PG 278 0.0006 0.1 3.1
--.COL.Z. 1985-02-26T12:30:09.40 10.0 undecidable manual PG 169 0.0008 0.16 2.9
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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