Earthquake with magnitude of M 1.9 on date 21-03-1986 and time 19:04:09 (Italy) in region 2 km NW Fornace (TN)

A magnitude M 1.9 earthquake occured in region: 2 km NW Fornace (TN), on

  • 21-03-1986 18:04:09 (UTC)
  • 21-03-1986 19:04:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.1260, 11.1890 at 7 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
Fornace TN 2 1355 1355
Albiano TN 2 1514 2869
Lona-Lases TN 3 890 3759
Civezzano TN 4 4002 7761
Baselga di Pinè TN 4 5031 12792
Giovo TN 5 2513 15305
Cembra Lisignago TN 6 2364 17669
Lavis TN 6 8915 26584
Altavalle TN 7 1648 28232
Zambana TN 8 1733 29965
Nave San Rocco TN 8 1398 31363
Faedo TN 8 616 31979
Trento TN 8 117317 149296
Pergine Valsugana TN 8 21280 170576
San Michele all'Adige TN 9 3042 173618
Sant'Orsola Terme TN 9 1098 174716
Frassilongo TN 9 338 175054
Segonzano TN 9 1505 176559
Bedollo TN 10 1483 178042
Fierozzo TN 10 469 178511
Fai della Paganella TN 11 894 179405
Vignola-Falesina TN 11 162 179567
Mezzocorona TN 12 5446 185013
Mezzolombardo TN 12 7067 192080
Palù del Fersina TN 13 173 192253
Salorno BZ 13 3758 196011
Altopiano della Vigolana TN 13 4942 200953
Tenna TN 14 993 201946
Cavedago TN 14 517 202463
Roverè della Luna TN 14 1636 204099
Calceranica al Lago TN 14 1387 205486
Sover TN 15 838 206324
Andalo TN 15 1076 207400
Spormaggiore TN 15 1289 208689
Vallelaghi TN 16 5044 213733
Garniga Terme TN 16 388 214121
Levico Terme TN 16 7915 222036
Caldonazzo TN 16 3631 225667
Cortina sulla strada del vino BZ 16 642 226309
Molveno TN 17 1134 227443
Sporminore TN 17 700 228143
Ton TN 18 1338 229481
Novaledo TN 18 1076 230557
Aldeno TN 18 3059 233616
Magrè sulla strada del vino BZ 18 1279 234895
Valfloriana TN 18 504 235399
Cimone TN 19 728 236127
Campodenno TN 19 1500 237627
Roncegno Terme TN 19 2879 240506
Capriana TN 19 588 241094
Madruzzo TN 19 2884 243978
Denno TN 20 1297 245275

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km NE of Trento (117317 inhabitants)
44 Km SW of Bolzano (106441 inhabitants)
70 Km NW of Vicenza (112953 inhabitants)
78 Km N of Verona (258765 inhabitants)
96 Km NW of Padova (210401 inhabitants)
96 Km NW of Treviso (83731 inhabitants)
99 Km NE of Brescia (196480 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
M 1.9 1986-03-21
18:04:09
46.126 11.189 7 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 24679
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-03-21 18:04:09 ± 0.208
Latitude 46.1260 ± 0.0152
Longitude 11.1890 ± 0.0167
Depth (km) 7 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 24679

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) 2128.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00089
Epicentral distance of station farthest from the epicenter (degree) 0.00356
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

M:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 24679
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(km) Takeoff_angle Residual Weight
--.RNI.Z. 1986-03-21T18:04:25.80 10.0 undecidable manual SG? 249 0.3996 0.45 0
--.CTI.Z. 1986-03-21T18:04:22.00 10.0 undecidable manual SG 103 0.3219 -0.68 0
--.DDS.Z. 1986-03-21T18:04:19.60 10.0 undecidable manual SG? 179 0.2442 0.05 0
--.CAV.Z. 1986-03-21T18:04:19.60 10.0 undecidable manual SG? 48 0.2553 -0.17 0
--.CTI.Z. 1986-03-21T18:04:18.00 10.0 undecidable manual PG 103 0.3219 0.76 0.1
--.RNI.Z. 1986-03-21T18:04:18.70 10.0 undecidable manual PG 249 0.3996 -0.08 0.8
--.DDS.Z. 1986-03-21T18:04:15.40 10.0 undecidable manual PG 179 0.2442 -0.03 1
--.CAV.Z. 1986-03-21T18:04:15.50 10.0 undecidable manual PG 48 0.2553 -0.06 2
--.PAG.Z. 1986-03-21T18:04:14.50 10.0 undecidable manual SG? 276 0.0999 0.12 0
--.PAG.Z. 1986-03-21T18:04:12.40 10.0 positive manual PG 276 0.0999 -0.05 2
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download