Istituto Nazionale di Geofisica e Vulcanologia

Earthquake (quarry blast) with magnitude of ML 0.9 on date 09-04-2020 and time 12:28:52 (Italy) in region 2 km S Giovo (TN)

A magnitude ML 0.9 (quarry blast) earthquake occured in region: 2 km S Giovo (TN), on

  • 09-04-2020 10:28:52 (UTC)
  • 09-04-2020 12:28:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.1430, 11.1580 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Giovo TN 2 2513 2513
Albiano TN 3 1514 4027
Lavis TN 4 8915 12942
Nave San Rocco TN 5 1398 14340
Fornace TN 5 1355 15695
Lona-Lases TN 5 890 16585
Zambana TN 5 1733 18318
Faedo TN 6 616 18934
San Michele all'Adige TN 6 3042 21976
Civezzano TN 6 4002 25978
Cembra Lisignago TN 6 2364 28342
Baselga di Pinè TN 7 5031 33373
Altavalle TN 8 1648 35021
Fai della Paganella TN 8 894 35915
Trento TN 9 117317 153232
Mezzocorona TN 9 5446 158678
Mezzolombardo TN 10 7067 165745
Segonzano TN 10 1505 167250
Cavedago TN 11 517 167767
Pergine Valsugana TN 11 21280 189047
Bedollo TN 12 1483 190530
Salorno BZ 12 3758 194288
Sant'Orsola Terme TN 12 1098 195386
Spormaggiore TN 12 1289 196675
Andalo TN 12 1076 197751
Roverè della Luna TN 12 1636 199387
Frassilongo TN 12 338 199725
Fierozzo TN 13 469 200194
Vallelaghi TN 14 5044 205238
Sporminore TN 14 700 205938
Vignola-Falesina TN 14 162 206100
Molveno TN 15 1134 207234
Ton TN 15 1338 208572
Cortina sulla strada del vino BZ 15 642 209214
Palù del Fersina TN 15 173 209387
Sover TN 15 838 210225
Altopiano della Vigolana TN 16 4942 215167
Campodenno TN 16 1500 216667
Garniga Terme TN 16 388 217055
Tenna TN 17 993 218048
Magrè sulla strada del vino BZ 17 1279 219327
Calceranica al Lago TN 17 1387 220714
Denno TN 17 1297 222011
Levico Terme TN 18 7915 229926
Valfloriana TN 19 504 230430
Caldonazzo TN 19 3631 234061
Madruzzo TN 19 2884 236945
Contà TN 19 1454 238399
Aldeno TN 19 3059 241458
Cimone TN 19 728 242186
Capriana TN 20 588 242774
Cortaccia sulla strada del vino BZ 20 2225 244999

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km NE of Trento (117317 inhabitants)
43 Km SW of Bolzano (106441 inhabitants)
73 Km NW of Vicenza (112953 inhabitants)
79 Km N of Verona (258765 inhabitants)
99 Km NE of Brescia (196480 inhabitants)
99 Km NW of Padova (210401 inhabitants)
99 Km NW of Treviso (83731 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 0.9 2020-04-09
10:28:52		 46.1427 11.1577 1 2020-07-18
21:08:41		 Bollettino Sismico Italiano INGV 80455511
Reviewed
Rev100 		ML 0.9 2020-04-09
10:28:52		 46.1348 11.1823 10 2020-04-09
10:38:40		 Sala Sismica INGV-Roma 78039191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-09 10:28:52 ± 0.15
Latitude 46.1427 ± 0.0090
Longitude 11.1577 ± 0.0143
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 80455511

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1120
Semi-minor axis of confidence ellipse (meter) 1020
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 288
Circular confidence region, given by single value of horizontal uncertainty (meter) 1120.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 63
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) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.15019
Epicentral distance of station farthest from the epicenter (degree) 0.49103
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 80455511
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-23 19:40:35

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 78039191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-09 10:38:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MABI.HHZ. 2020-04-09T10:29:02.43 0.3 undecidable manual P 259 50.4162 91 -0.33 69
IV.MBAL.EHZ. 2020-04-09T10:29:02.73 0.3 undecidable manual P 205 54.501 91 -0.84 58
ST.CARE.EHZ. 2020-04-09T10:29:01.84 0.3 undecidable manual P 312 47.3193 91 -0.3 70
IV.APPI.EHZ. 2020-04-09T10:29:00.33 0.3 undecidable manual P 8 37.629 91 0.13 74
ST.ZIAN.EHZ. 2020-04-09T10:28:59.22 0.3 undecidable manual P 64 34.4433 91 -0.34 71
ST.OZOL.EHE. 2020-04-09T10:28:59.08 0.6 undecidable manual P 344 30.1476 91 0.39 47
ST.DOSS.HHZ. 2020-04-09T10:28:58.50 0.3 undecidable manual P 175 29.1486 91 0.01 77
SI.LUSI.HHZ. 2020-04-09T10:28:58.26 0.3 undecidable manual P 219 26.1516 91 0.37 72
ST.PANI.EHZ. 2020-04-09T10:28:56.30 0.1 undecidable manual P 127 16.9719 92 0.24 100
ST.GAGG.HHZ. 2020-04-09T10:28:56.55 0.3 undecidable manual P 247 16.6722 92 0.56 69
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
ST.PANI.EHE. ML:1.0 0.00009325956 0.3776 AML other m 2020-04-09T10:29:00.43
ST.PANI.EHN. ML:0.9 0.00008175564000000001 0.32 AML other m 2020-04-09T10:29:01.04
ST.GAGG.HHN. ML:0.7 0.000056887905 0.2432 AML other m 2020-04-09T10:29:01.71
ST.GAGG.HHE. ML:1.0 0.0001106 1.02 AML other m 2020-04-09T10:29:01.41
SI.LUSI.HHN. ML:1.3 0.0001265 0.26 AML other m 2020-04-09T10:29:03.33
SI.LUSI.HHE. ML:1.1 0.000073 0.9 AML other m 2020-04-09T10:29:04.15
ST.DOSS.HHN. ML:1.1 0.00006469999999999999 0.34 AML other m 2020-04-09T10:29:04.56
ST.ZIAN.EHE. ML:0.7 0.000022034754999999998 0.5184 AML other m 2020-04-09T10:29:05.38
ST.ZIAN.EHN. ML:0.7 0.000017798835 0.4224 AML other m 2020-04-09T10:29:07.64
ST.DOSS.HHE. ML:1.0 0.000051949999999999996 0.4 AML other m 2020-04-09T10:29:07.32
IV.MABI.HHN. ML:0.6 0.000008344712000000001 0.4224 AML other m 2020-04-09T10:29:11.46
IV.MBAL.EHE. ML:1.0 0.00002315125285 0.1408 AML other m 2020-04-09T10:29:11.58
IV.MABI.HHE. ML:0.6 0.000012356433499999999 0.4992 AML other m 2020-04-09T10:29:12.67
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