INGVCENTRO​NAZIONALE​TERREMOTI
Sala Sismica

Earthquake with magnitude of M 2.0 on date 15-02-1985 and time 05:05:28 (UTC) in region 3 km SE Claut (PN)

A magnitude M 2.0 earthquake occured in region: 3 km SE Claut (PN), on

  • 15-02-1985 05:05:28 (UTC)
  • 15-02-1985 06:05:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.25, 12.55 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
Claut PN 4 956 956
Barcis PN 7 256 1212
Andreis PN 7 259 1471
Cimolais PN 10 397 1868
Montereale Valcellina PN 13 4433 6301
Frisanco PN 14 622 6923
Erto e Casso PN 14 387 7310
Maniago PN 15 11698 19008
Chies d'Alpago BL 15 1377 20385
Vajont PN 16 1719 22104
Tambre BL 17 1371 23475
Fanna PN 17 1583 25058
Cavasso Nuovo PN 18 1525 26583
Alpago BL 18 6994 33577
Meduno PN 19 1574 35151
Forni di Sotto UD 19 600 35751
Tramonti di Sotto PN 19 387 36138
Longarone BL 19 5359 41497
Tramonti di Sopra PN 20 321 41818
Forni di Sopra UD 20 993 42811
Ospitale di Cadore BL 20 292 43103
Soverzene BL 20 389 43492

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km N of Pordenone (51229 inhabitants)
57 Km W of Udine (99169 inhabitants)
69 Km NE of Treviso (83731 inhabitants)
92 Km N of Venezia (263352 inhabitants)
96 Km E of Bolzano (106441 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 2.0 1985-02-15
05:05:28
46.25 12.55 13 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 1759
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-02-15 05:05:28 ± 0.169
Latitude 46.25 ± 0.01
Longitude 12.55 ± 0.01
Depth (km) 13 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 1759

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) 1544.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 186
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) 0.00097
Epicentral distance of station farthest from the epicenter (degree) 0.00429
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

M:2

Field Value
Value 2
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 1759
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 Takeoff_angle Residual Weight
--.BAD.Z. 1985-02-15T05:05:45.90 10.0 undecidable manual SG 91 0.0043 0.11 0.6
--.ZOU.Z. 1985-02-15T05:05:44.80 10.0 undecidable manual SG 43 0.0037 0.78 0
--.BOO.Z. 1985-02-15T05:05:42.30 10.0 undecidable manual SG 79 0.0034 -0.51 0.2
--.FO1.Z. 1985-02-15T05:05:42.00 10.0 undecidable manual SG 24 0.0034 -0.59 0.1
--.MPR.Z. 1985-02-15T05:05:40.20 10.0 undecidable manual SG 91 0.0027 0.04 0.8
--.BAD.Z. 1985-02-15T05:05:38.70 10.0 undecidable manual PG 91 0.0043 0.21 1.3
--.CAE.Z. 1985-02-15T05:05:38.90 10.0 undecidable manual SG 198 0.0023 0.21 0.7
--.ZOU.Z. 1985-02-15T05:05:37.90 10.0 undecidable manual PG 43 0.0037 0.44 0.6
--.FO1.Z. 1985-02-15T05:05:36.50 10.0 undecidable manual PG 24 0.0034 -0.13 1.7
--.BOO.Z. 1985-02-15T05:05:36.40 10.0 undecidable manual PG 79 0.0034 -0.36 0.9
--.MPR.Z. 1985-02-15T05:05:35.20 10.0 undecidable manual PG 91 0.0027 -0.03 2
--.CAE.Z. 1985-02-15T05:05:34.30 10.0 undecidable manual PG 198 0.0023 -0.09 2
--.RCL.Z. 1985-02-15T05:05:34.60 10.0 undecidable manual SG 141 0.001 0.14 1.1
--.RCL.Z. 1985-02-15T05:05:31.80 10.0 undecidable manual PG 141 0.001 -0.14 1.8
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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