Earthquake with magnitude of M 2.5 on date 27-02-1985 and time 09:20:44 (UTC) in region 2 km NW Sant'Orsola Terme (TN)

A magnitude M 2.5 earthquake occured in region: 2 km NW Sant'Orsola Terme (TN), on

  • 27-02-1985 09:20:44 (UTC)
  • 27-02-1985 10:20:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.12, 11.3 at 14 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
Sant'Orsola Terme TN 2 1098 1098
Fierozzo TN 2 469 1567
Baselga di Pinè TN 4 5031 6598
Bedollo TN 4 1483 8081
Frassilongo TN 4 338 8419
Palù del Fersina TN 5 173 8592
Lona-Lases TN 6 890 9482
Fornace TN 7 1355 10837
Altavalle TN 8 1648 12485
Segonzano TN 8 1505 13990
Cembra Lisignago TN 8 2364 16354
Albiano TN 8 1514 17868
Pergine Valsugana TN 8 21280 39148
Vignola-Falesina TN 9 162 39310
Civezzano TN 10 4002 43312
Sover TN 11 838 44150
Giovo TN 12 2513 46663
Roncegno Terme TN 12 2879 49542
Tenna TN 12 993 50535
Ronchi Valsugana TN 13 434 50969
Levico Terme TN 13 7915 58884
Novaledo TN 13 1076 59960
Faedo TN 13 616 60576
Torcegno TN 13 697 61273
Calceranica al Lago TN 14 1387 62660
Lavis TN 14 8915 71575
Salorno BZ 14 3758 75333
Valfloriana TN 14 504 75837
San Michele all'Adige TN 15 3042 78879
Trento TN 15 117317 196196
Borgo Valsugana TN 15 6945 203141
Telve di Sopra TN 15 589 203730
Caldonazzo TN 15 3631 207361
Nave San Rocco TN 15 1398 208759
Altopiano della Vigolana TN 15 4942 213701
Telve TN 15 2019 215720
Zambana TN 16 1733 217453
Capriana TN 16 588 218041
Carzano TN 17 518 218559
Roverè della Luna TN 17 1636 220195
Cortina sulla strada del vino BZ 17 642 220837
Mezzocorona TN 17 5446 226283
Castelnuovo TN 17 1042 227325
Scurelle TN 18 1425 228750
Anterivo BZ 18 395 229145
Samone TN 18 547 229692
Fai della Paganella TN 18 894 230586
Mezzolombardo TN 19 7067 237653
Castel Ivano TN 19 3301 240954
Magrè sulla strada del vino BZ 19 1279 242233

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km E of Trento (117317 inhabitants)
42 Km S of Bolzano (106441 inhabitants)
67 Km NW of Vicenza (112953 inhabitants)
80 Km NE of Verona (258765 inhabitants)
89 Km NW of Treviso (83731 inhabitants)
92 Km NW of Padova (210401 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 2.5 1985-02-27
09:20:44
46.13 11.3 15 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 2679
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-02-27 09:20:44 ± 0.242
Latitude 46.13 ± 0.02
Longitude 11.30 ± 0.03
Depth (km) 15 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 2679

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) 2886.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 142
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
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) 0.01012
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:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 2679
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
--.FO1.Z. 1985-02-27T09:21:05.50 10.0 undecidable manual PN 64 0.0101 0.43 0.4
--.BAL.Z. 1985-02-27T09:21:01.00 10.0 undecidable manual SG 221 0.004 0.27 0.6
--.RNI.Z. 1985-02-27T09:21:01.00 10.0 undecidable manual SG 252 0.0042 -0.23 0.6
--.DDS.Z. 1985-02-27T09:20:55.60 10.0 undecidable manual SG 196 0.0023 1.22 0
--.RNI.Z. 1985-02-27T09:20:53.50 10.0 undecidable manual PG 252 0.0042 -0.48 0.6
--.CAV.Z. 1985-02-27T09:20:53.20 10.0 undecidable manual SG 34 0.0018 0.37 0.5
--.BAL.Z. 1985-02-27T09:20:53.50 10.0 undecidable manual PG 221 0.004 -0.18 1
--.DDS.Z. 1985-02-27T09:20:50.00 10.0 positive manual PG 196 0.0023 -0.02 2.5
--.CTI.Z. 1985-02-27T09:20:49.00 10.0 undecidable manual PG 107 0.0023 -1.07 0.1
--.PAN.Z. 1985-02-27T09:20:49.70 10.0 undecidable manual SG 173 0.0006 0.11 0.7
--.CAV.Z. 1985-02-27T09:20:49.30 10.0 undecidable manual PG 34 0.0018 0.18 2.3
--.PAN.Z. 1985-02-27T09:20:47.20 10.0 undecidable manual PG 173 0.0006 -0.05 2.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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