Earthquake (quarry blast) with magnitude of ML 1.2 on date 04-02-2021 and time 11:15:25 (UTC) in region 1 km W Albiano (TN)

A magnitude ML 1.2 (quarry blast) earthquake occured in region: 1 km W Albiano (TN), on

  • 04-02-2021 11:15:25 (UTC)
  • 04-02-2021 12:15:25 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.1490, 11.1790 at 0 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

Event type: quarry blast.

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
Albiano TN 1 1514 1514
Giovo TN 2 2513 4027
Lona-Lases TN 3 890 4917
Fornace TN 4 1355 6272
Cembra Lisignago TN 4 2364 8636
Faedo TN 5 616 9252
Lavis TN 5 8915 18167
Baselga di Pinè TN 6 5031 23198
Nave San Rocco TN 6 1398 24596
Altavalle TN 6 1648 26244
San Michele all'Adige TN 6 3042 29286
Zambana TN 6 1733 31019
Civezzano TN 7 4002 35021
Segonzano TN 8 1505 36526
Mezzocorona TN 9 5446 41972
Fai della Paganella TN 9 894 42866
Bedollo TN 10 1483 44349
Trento TN 10 117317 161666
Mezzolombardo TN 10 7067 168733
Salorno BZ 11 3758 172491
Sant'Orsola Terme TN 11 1098 173589
Pergine Valsugana TN 11 21280 194869
Frassilongo TN 11 338 195207
Roverè della Luna TN 11 1636 196843
Fierozzo TN 12 469 197312
Cavedago TN 12 517 197829
Spormaggiore TN 13 1289 199118
Sover TN 13 838 199956
Palù del Fersina TN 14 173 200129
Andalo TN 14 1076 201205
Cortina sulla strada del vino BZ 14 642 201847
Vignola-Falesina TN 14 162 202009
Ton TN 15 1338 203347
Sporminore TN 15 700 204047
Magrè sulla strada del vino BZ 16 1279 205326
Vallelaghi TN 16 5044 210370
Altopiano della Vigolana TN 16 4942 215312
Molveno TN 16 1134 216446
Tenna TN 16 993 217439
Campodenno TN 17 1500 218939
Calceranica al Lago TN 17 1387 220326
Valfloriana TN 17 504 220830
Denno TN 17 1297 222127
Garniga Terme TN 18 388 222515
Capriana TN 18 588 223103
Levico Terme TN 18 7915 231018
Caldonazzo TN 19 3631 234649
Cortaccia sulla strada del vino BZ 19 2225 236874
Contà TN 19 1454 238328
Egna BZ 20 5232 243560

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km NE of Trento (117317 inhabitants)
41 Km SW of Bolzano (106441 inhabitants)
73 Km NW of Vicenza (112953 inhabitants)
80 Km N of Verona (258765 inhabitants)
98 Km NW of Treviso (83731 inhabitants)
99 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
Reviewed
Rev100
ML 1.2 2021-02-04
11:15:25
46.1492 11.179 1 2021-02-04
11:33:25
Sala Sismica INGV-Roma 86829241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-04 11:15:25 ± 0.14
Latitude 46.1492 ± 0.0090
Longitude 11.1790 ± 0.0156
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type quarry blast
Origin ID 86829241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1340
Semi-minor axis of confidence ellipse (meter) 790
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 306
Circular confidence region, given by single value of horizontal uncertainty (meter) 1340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37772
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.7
Num. used stations 12
Type of magnitude ML
Reference to an origin 86829241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-04 11:33:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2021-02-04T11:17:09.15 3.0 undecidable manual Sg 13.76 0
IV.MNTT.EHZ. 2021-02-04T11:17:08.55 3.0 undecidable manual Sn 4.92 0
IV.VBKN.HHZ. 2021-02-04T11:16:51.12 3.0 negative manual Pn -1.16 0
IV.FIR.HHZ. 2021-02-04T11:16:48.05 3.0 undecidable manual Sg 12.82 0
IV.ARVD.HHZ. 2021-02-04T11:16:46.30 3.0 undecidable manual Sn -2.56 0
IV.CRTC.HHZ. 2021-02-04T11:16:41.54 3.0 undecidable manual Sn -0.93 0
IV.CSNT.HHZ. 2021-02-04T11:16:33.18 3.0 undecidable manual Sn -9.4 0
IV.NRCA.HHZ. 2021-02-04T11:16:28.80 3.0 undecidable manual Pg 7.09 0
IV.MCIV.CHZ. 2021-02-04T11:16:26.38 3.0 undecidable manual Pg 7.49 0
MN.TRI.HHZ. 2021-02-04T11:16:25.15 3.0 undecidable manual Sn 1.83 0
IV.TOLF.HHZ. 2021-02-04T11:16:23.53 3.0 positive manual Pn -5.49 0
IV.FOSV.EHZ. 2021-02-04T11:16:10.59 3.0 undecidable manual Pn -3.93 0
GU.BLANC.HHZ. 2021-02-04T11:16:10.99 3.0 undecidable manual Pg -3.02 0
IV.NDIM.HNZ. 2021-02-04T11:16:08.76 3.0 undecidable manual Sg 0.31 0
GU.GRAM.HHZ. 2021-02-04T11:15:59.19 3.0 positive manual Pg 1.47 0
IV.SBPO.HNZ. 2021-02-04T11:15:47.43 3.0 negative manual Pg -0.22 0
IV.BRES.EHZ. 2021-02-04T11:15:39.16 3.0 positive manual Pg -1.86 0
ST.VARA.EHZ. 2021-02-04T11:15:33.60 0.6 undecidable manual P 211 41.9247 91 -0.47 61
IV.ZONE.HHZ. 2021-02-04T11:15:33.54 3.0 positive manual Pn -9.6 0
SI.KOSI.HHZ. 2021-02-04T11:15:33.20 0.3 undecidable manual P 24 38.0286 91 -0.08 100
ST.ZIAN.EHZ. 2021-02-04T11:15:32.15 1.0 positive manual P 64 32.745 91 -0.07 34
SI.LUSI.HHZ. 2021-02-04T11:15:31.24 0.6 positive manual P 221 27.75 91 0.01 69
ST.DOSS.HHZ. 2021-02-04T11:15:31.51 0.6 negative manual P 179 29.748 91 -0.12 67
ST.GAGG.HHZ. 2021-02-04T11:15:29.76 0.6 negative manual P 247 18.4704 92 0.4 64
ST.PANI.EHZ. 2021-02-04T11:15:29.22 0.6 positive manual P 133 16.1727 92 0.3 66
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
ST.PANI.EHE. ML:0.8 0.0000756 1.4 AML other m 2021-02-04T11:15:32.89
ST.PANI.EHN. ML:0.9 0.00009585 0.52 AML other m 2021-02-04T11:15:32.73
ST.GAGG.HHN. ML:0.8 0.0000635 0.56 AML other m 2021-02-04T11:15:34.83
ST.GAGG.HHE. ML:1.0 0.00009305 0.66 AML other m 2021-02-04T11:15:35.51
SI.LUSI.HHE. ML:1.2 0.00008094999999999999 0.22 AML other m 2021-02-04T11:15:36.69
SI.LUSI.HHN. ML:1.3 0.0001245 1.58 AML other m 2021-02-04T11:15:37.79
ST.DOSS.HHE. ML:0.9 0.00003805 0.5 AML other m 2021-02-04T11:15:39.31
ST.DOSS.HHN. ML:1.0 0.00004935 0.82 AML other m 2021-02-04T11:15:40.49
IV.SBPO.HNE. ML:4.0 0.00706 0.06 AML other m 2021-02-04T11:15:49.13
IV.SBPO.HNN. ML:3.4 0.0018729850000000002 0.06 AML other m 2021-02-04T11:15:49.22
IV.NDIM.HNN. ML:3.2 0.0009925 1.58 AML other m 2021-02-04T11:16:06.88
IV.NDIM.HNE. ML:3.4 0.001425 0.08 AML other m 2021-02-04T11:16:18.82
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