Earthquake (quarry blast) with magnitude of ML 0.8 on date 20-09-2021 and time 12:05:12 (Italy) in region 1 km W Albiano (TN)

A magnitude ML 0.8 (quarry blast) earthquake occured in region: 1 km W Albiano (TN), on

  • 20-09-2021 10:05:12 (UTC)
  • 20-09-2021 12:05:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.1480, 11.1770 at 0 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 5 2364 8636
Lavis TN 5 8915 17551
Faedo TN 5 616 18167
Baselga di Pinè TN 6 5031 23198
Nave San Rocco TN 6 1398 24596
San Michele all'Adige TN 6 3042 27638
Altavalle TN 6 1648 29286
Zambana TN 6 1733 31019
Civezzano TN 6 4002 35021
Segonzano TN 8 1505 36526
Fai della Paganella TN 9 894 37420
Mezzocorona TN 9 5446 42866
Trento TN 10 117317 160183
Bedollo TN 10 1483 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 12 1636 196843
Fierozzo TN 12 469 197312
Cavedago TN 12 517 197829
Spormaggiore TN 13 1289 199118
Andalo TN 14 1076 200194
Sover TN 14 838 201032
Palù del Fersina TN 14 173 201205
Vignola-Falesina TN 14 162 201367
Cortina sulla strada del vino BZ 14 642 202009
Sporminore TN 15 700 202709
Ton TN 15 1338 204047
Vallelaghi TN 16 5044 209091
Magrè sulla strada del vino BZ 16 1279 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
Denno TN 17 1297 221623
Valfloriana TN 17 504 222127
Garniga Terme TN 17 388 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
Aldeno TN 20 3059 241387
Egna BZ 20 5232 246619

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km NE of Trento (117317 inhabitants)
42 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)
100 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
ML 0.8 2021-09-20
10:05:12
46.1478 11.1772 1 2022-03-30
13:04:38
Bollettino Sismico Italiano INGV 101116411
Reviewed
Rev100
ML 0.8 2021-09-20
10:05:12
46.1332 11.1815 10 2021-09-20
10:12:46
Sala Sismica INGV-Roma 95659961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-20 10:05:12 ± 0.1
Latitude 46.1478 ± 0.0063
Longitude 11.1772 ± 0.0104
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type quarry blast
Origin ID 101116411

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 820
Semi-minor axis of confidence ellipse (meter) 710
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 298
Circular confidence region, given by single value of horizontal uncertainty (meter) 820.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 51
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.67089
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 101116411
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-18 16:46:52

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 95659961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-20 10:12:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IX.SCL3.EHZ.02 2021-09-20T10:07:04.07 3.0 negative manual Pg 20.08 0
IV.MRB1.HHZ. 2021-09-20T10:06:54.69 3.0 positive manual Pg 18.549999 0
IV.PTRJ.HNZ. 2021-09-20T10:06:51.17 3.0 undecidable manual Pg 20.030001 0
CR.STON.BHZ. 2021-09-20T10:06:42.20 3.0 negative manual Pn 6.3 0
IV.ATPI.EHZ. 2021-09-20T10:06:31.56 3.0 undecidable manual Sn 0.76 0
IV.RM33.EHZ. 2021-09-20T10:06:23.99 3.0 positive manual Pg 12.66 0
IV.ATCC.EHZ. 2021-09-20T10:06:08.30 3.0 positive manual Pg 7.68 0
IV.PP3.EHZ. 2021-09-20T10:06:02.89 3.0 undecidable manual Pn 0.52 0
IV.RIBO.EHZ.01 2021-09-20T10:06:02.79 3.0 undecidable manual Pn 1.36 0
IV.PESA.HHZ. 2021-09-20T10:05:55.70 3.0 undecidable manual Pn 3.84 0
IV.PLMA.HHZ. 2021-09-20T10:05:54.89 3.0 undecidable manual Pg 5.79 0
IV.IMOL.HNZ. 2021-09-20T10:05:41.98 3.0 negative manual Pn -0.68 0
IV.BRES.EHZ. 2021-09-20T10:05:26.20 0.3 undecidable manual P 35 74.4699 50 -0.5 63
SI.ABSI.HHZ. 2021-09-20T10:05:24.97 0.3 undecidable manual P 10 65.3901 50 -0.32 67
IV.MABI.HHZ. 2021-09-20T10:05:22.29 0.3 undecidable manual P 259 52.0035 91 -0.59 64
ST.CARE.EHZ. 2021-09-20T10:05:21.81 0.3 undecidable manual P 310 48.1185 91 -0.28 69
SI.KOSI.HHE. 2021-09-20T10:05:20.38 0.3 undecidable manual P 24 38.2284 91 0.28 71
IV.APPI.EHE. 2021-09-20T10:05:20.05 0.3 undecidable manual P 6 36.9297 91 0.2 72
IV.CTI.HHE. 2021-09-20T10:05:19.75 0.3 undecidable manual P 107 38.0286 91 -0.31 70
ST.ZIAN.EHZ. 2021-09-20T10:05:19.12 0.3 undecidable manual P 64 32.9448 91 0.08 74
ST.DOSS.HHZ. 2021-09-20T10:05:18.22 0.1 undecidable manual P 178 29.6481 91 -0.17 98
SI.LUSI.HHZ. 2021-09-20T10:05:18.06 0.1 undecidable manual P 221 27.5502 91 0.09 100
ST.OZOL.EHZ. 2021-09-20T10:05:18.88 0.3 undecidable manual P 341 30.0477 91 0.42 70
ST.GAGG.HHZ. 2021-09-20T10:05:16.53 0.1 undecidable manual P 247 18.2706 92 0.43 95
ST.PANI.EHZ. 2021-09-20T10:05:16.03 0.1 undecidable manual P 132 16.2726 92 0.33 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
ST.PANI.EHE. ML:0.7 0.000052228153 0.3968 AML other m 2021-09-20T10:05:18.97
ST.PANI.EHN. ML:0.9 0.00008257471499999999 0.3392 AML other m 2021-09-20T10:05:19.53
ST.GAGG.HHE. ML:0.9 0.00007879999999999999 0.86 AML other m 2021-09-20T10:05:19.93
ST.GAGG.HHN. ML:0.7 0.000052199999999999995 0.68 AML other m 2021-09-20T10:05:19.95
SI.LUSI.HHE. ML:0.9 0.0000497 0.36 AML other m 2021-09-20T10:05:22.66
SI.LUSI.HHN. ML:1.0 0.000056924935000000004 1.5968 AML other m 2021-09-20T10:05:25.17
ST.DOSS.HHE. ML:0.8 0.000034049999999999994 0.42 AML other m 2021-09-20T10:05:25.21
ST.DOSS.HHN. ML:1.0 0.0000511 0.46 AML other m 2021-09-20T10:05:26.64
IV.MABI.HHN. ML:0.6 0.000011230000000000001 0.44 AML other m 2021-09-20T10:05:30.15
IV.MABI.HHE. ML:0.3 0.000006735 1.5 AML other m 2021-09-20T10:05:33.04
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