Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 20-09-2021 and time 01:52:35 (Italy) in region 2 km W Sovizzo (VI)

A magnitude ML 1.7 earthquake occured in region: 2 km W Sovizzo (VI), on

  • 19-09-2021 23:52:35 (UTC)
  • 20-09-2021 01:52:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.5340, 11.4190 at 10 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.

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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
Sovizzo VI 2 7500 7500
Montecchio Maggiore VI 3 23664 31164
Altavilla Vicentina VI 4 12056 43220
Monteviale VI 4 2789 46009
Creazzo VI 5 11331 57340
Trissino VI 5 8784 66124
Castelgomberto VI 6 6109 72233
Gambugliano VI 7 846 73079
Montorso Vicentino VI 7 3153 76232
Arzignano VI 7 25844 102076
Zermeghedo VI 7 1411 103487
Brogliano VI 7 3962 107449
Brendola VI 8 6666 114115
Costabissara VI 8 7436 121551
Montebello Vicentino VI 9 6571 128122
Gambellara VI 10 3398 131520
Vicenza VI 10 112953 244473
Nogarole Vicentino VI 11 1172 245645
Chiampo VI 11 13026 258671
Cornedo Vicentino VI 11 12080 270751
Isola Vicentina VI 11 10214 280965
Caldogno VI 11 11301 292266
Arcugnano VI 11 7820 300086
Roncà VR 12 3807 303893
Grancona VI 13 1862 305755
Zovencedo VI 13 773 306528
San Pietro Mussolino VI 14 1625 308153
Montecchia di Crosara VR 14 4370 312523
Malo VI 14 14951 327474
Sarego VI 14 6794 334268
San Giovanni Ilarione VR 14 5113 339381
Monticello Conte Otto VI 15 9098 348479
Monte di Malo VI 15 2885 351364
Villaverla VI 15 6127 357491
San Germano dei Berici VI 15 1178 358669
Dueville VI 15 13939 372608
Torri di Quartesolo VI 16 11809 384417
Valdagno VI 16 26234 410651
Vestenanova VR 16 2608 413259
Altissimo VI 16 2230 415489
Longare VI 16 5688 421177
Monteforte d'Alpone VR 16 8891 430068
Mossano VI 16 1788 431856
Lonigo VI 16 16391 448247
Barbarano Vicentino VI 17 4594 452841
Quinto Vicentino VI 17 5792 458633
San Vito di Leguzzano VI 17 3608 462241
Villaga VI 17 1914 464155
Bolzano Vicentino VI 18 6542 470697
Marano Vicentino VI 18 9515 480212
Castegnero VI 18 2939 483151
Crespadoro VI 18 1330 484481
Soave VR 18 7116 491597
Cazzano di Tramigna VR 18 1533 493130
Nanto VI 18 3086 496216
Montecchio Precalcino VI 18 5038 501254
Alonte VI 19 1666 502920
Grumolo delle Abbadesse VI 19 3760 506680
San Bonifacio VR 19 21284 527964
Illasi VR 20 5265 533229
Zimella VR 20 4952 538181
Tregnago VR 20 4938 543119
Thiene VI 20 24363 567482

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km W of Vicenza (112953 inhabitants)
35 Km E of Verona (258765 inhabitants)
38 Km W of Padova (210401 inhabitants)
59 Km NW of Rovigo (51867 inhabitants)
64 Km SE of Trento (117317 inhabitants)
66 Km W of Treviso (83731 inhabitants)
73 Km W of Venezia (263352 inhabitants)
79 Km N of Ferrara (133155 inhabitants)
93 Km NE of Carpi (70699 inhabitants)
93 Km E 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 1.7 2021-09-19
23:52:35		 45.5337 11.4187 10 2022-03-30
13:04:12		 Bollettino Sismico Italiano INGV 96798061
Reviewed
Rev100 		ML 1.7 2021-09-19
23:52:34		 45.5212 11.4252 12 2021-09-20
00:01:39		 Sala Sismica INGV-Roma 95644411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-19 23:52:35 ± 0.17
Latitude 45.5337 ± 0.0072
Longitude 11.4187 ± 0.0090
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 96798061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 792
Semi-minor axis of confidence ellipse (meter) 399
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 339
Circular confidence region, given by single value of horizontal uncertainty (meter) 790.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 50
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.17897
Epicentral distance of station farthest from the epicenter (degree) 1.19610
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 96798061
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-10-20 10:50:17

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 95644411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-20 00:01:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.STAL.HHZ. 2021-09-19T23:53:13.11 0.6 undecidable manual S 51 128.1717 50 1.18 27
SI.ABSI.HHZ. 2021-09-19T23:53:13.54 1.0 undecidable manual S 357 132.7671 50 0.39 19
OX.MLN.HHZ. 2021-09-19T23:53:10.18 0.6 undecidable manual S 53 114.996 50 1.78 20
ST.CARE.EHZ. 2021-09-19T23:53:08.49 1.0 undecidable manual S 331 113.5974 50 0.47 19
IV.FREG.EHZ. 2021-09-19T23:53:02.41 1.0 undecidable manual S 52 87.1461 50 1.44 13
IV.MABI.HHZ. 2021-09-19T23:53:02.27 1.0 undecidable manual S 310 90.7425 50 0.34 21
IV.SGAL.EHZ. 2021-09-19T23:53:01.40 0.3 undecidable manual S 273 86.1471 50 0.7 56
ST.RONC.EHZ. 2021-09-19T23:52:59.40 1.0 undecidable manual S 309 79.0653 50 0.59 20
ST.ZIAN.EHZ. 2021-09-19T23:52:58.76 0.3 undecidable manual S 8 83.1501 50 -1.14 46
IV.STAL.HHZ. 2021-09-19T23:52:57.03 0.1 undecidable manual P 51 128.1717 50 0.71 68
SI.ABSI.HHZ. 2021-09-19T23:52:57.44 0.1 undecidable manual P 357 132.7671 50 0.41 74
IV.SALO.HHZ. 2021-09-19T23:52:57.01 1.0 undecidable manual S 278 70.0743 50 0.59 20
ST.GAGG.HHZ. 2021-09-19T23:52:56.44 0.6 undecidable manual S 330 70.5738 50 -0.12 45
OX.VARN.HHZ. 2021-09-19T23:52:56.46 1.0 undecidable manual S 46 73.5708 50 -0.88 18
IV.MAGA.HHZ. 2021-09-19T23:52:55.89 0.6 undecidable manual S 294 66.8775 50 0.33 43
OX.MLN.HHZ. 2021-09-19T23:52:55.09 0.6 undecidable manual P 53 114.996 50 0.81 33
ST.CARE.EHZ. 2021-09-19T23:52:54.65 0.3 undecidable manual P 331 113.5974 50 0.58 55
ST.PANI.EHZ. 2021-09-19T23:52:53.72 1.0 undecidable manual S 354 57.6978 50 0.62 20
SI.LUSI.HHZ. 2021-09-19T23:52:53.01 0.3 undecidable manual S 322 59.8956 50 -0.68 59
IV.CTI.HHZ. 2021-09-19T23:52:52.74 0.6 undecidable manual S 17 59.7957 50 -0.93 35
IV.MABI.HHZ. 2021-09-19T23:52:51.48 0.6 undecidable manual P 310 90.7425 50 0.92 33
IV.ZEN8.EHZ. 2021-09-19T23:52:51.63 0.3 undecidable manual S 282 54.6009 50 -0.64 61
ST.VARA.EHZ. 2021-09-19T23:52:51.00 0.6 undecidable manual S 309 51.9036 50 -0.55 42
IV.SGAL.EHZ. 2021-09-19T23:52:50.64 0.3 undecidable manual P 273 86.1471 50 0.8 53
IV.ASOL.HNN. 2021-09-19T23:52:50.61 0.6 undecidable manual S 52 47.7189 50 0.15 47
IV.FREG.EHZ. 2021-09-19T23:52:50.24 0.6 undecidable manual P 52 87.1461 50 0.25 42
ST.ZIAN.EHZ. 2021-09-19T23:52:49.12 0.1 undecidable manual P 8 83.1501 50 -0.26 85
ST.RONC.EHZ. 2021-09-19T23:52:49.30 0.6 undecidable manual P 309 79.0653 50 0.55 40
IV.MBAL.EHZ. 2021-09-19T23:52:49.73 0.3 undecidable manual S 293 47.1195 50 -0.55 64
OX.VARN.HHZ. 2021-09-19T23:52:48.06 0.1 undecidable manual P 46 73.5708 50 0.16 88
IV.SALO.HHZ. 2021-09-19T23:52:48.01 0.1 undecidable manual P 278 70.0743 50 0.64 78
ST.DOSS.HHZ. 2021-09-19T23:52:48.72 0.6 undecidable manual S 335 42.4242 50 -0.32 45
ST.GAGG.HHZ. 2021-09-19T23:52:47.44 0.3 undecidable manual P 330 70.5738 50 -0.01 92
IV.MAGA.HHZ. 2021-09-19T23:52:47.28 0.1 undecidable manual P 294 66.8775 50 0.41 85
IV.OPPE.HHZ. 2021-09-19T23:52:46.43 0.3 undecidable manual S 218 31.5462 50 0.31 69
SI.LUSI.HHZ. 2021-09-19T23:52:45.49 0.1 undecidable manual P 322 59.8956 50 -0.3 88
IV.CTI.HHZ. 2021-09-19T23:52:45.27 0.1 undecidable manual P 17 59.7957 50 -0.51 84
ST.PANI.EHZ. 2021-09-19T23:52:45.10 0.1 undecidable manual P 354 57.6978 50 -0.35 88
IV.ZEN8.EHZ. 2021-09-19T23:52:44.48 0.3 undecidable manual P 282 54.6009 50 -0.5 64
ST.VARA.EHZ. 2021-09-19T23:52:44.46 0.1 undecidable manual P 309 51.9036 50 -0.09 93
IV.ASOL.HNN. 2021-09-19T23:52:44.82 0.6 undecidable manual P 52 47.7189 50 0.9 37
IV.MBAL.EHZ. 2021-09-19T23:52:43.99 0.1 undecidable manual P 293 47.1195 50 0.17 93
IV.TEOL.HHZ. 2021-09-19T23:52:43.42 0.3 undecidable manual S 134 27.5502 50 -1.63 38
OX.MARN.HHZ. 2021-09-19T23:52:42.51 0.3 undecidable manual S 306 19.869 117 -0.22 72
IV.TREG.EHZ. 2021-09-19T23:52:42.68 0.3 undecidable manual S 267 20.0688 116 -0.1 74
ST.DOSS.HHZ. 2021-09-19T23:52:42.80 0.1 undecidable manual P 335 42.4242 50 -0.31 91
IV.OPPE.HHZ. 2021-09-19T23:52:41.40 0.1 undecidable manual P 218 31.5462 50 -0.02 98
IV.TREG.EHZ. 2021-09-19T23:52:39.45 0.1 positive manual P 267 20.0688 116 -0.04 100
IV.TEOL.HHZ. 2021-09-19T23:52:39.81 0.1 undecidable manual P 134 27.5502 50 -0.99 73
OX.MARN.HHZ. 2021-09-19T23:52:39.41 0.1 undecidable manual P 306 19.869 117 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.MARN.HHN. ML:1.9 0.0005705 0.12 AML other m 2021-09-19T23:52:42.72
OX.MARN.HHE. ML:1.8 0.000483 0.1 AML other m 2021-09-19T23:52:42.71
IV.TREG.EHN. ML:1.6 0.0003055 0.64 AML other m 2021-09-19T23:52:43.09
IV.TREG.EHE. ML:1.5 0.000244 0.42 AML other m 2021-09-19T23:52:43.85
IV.TEOL.HHN. ML:1.6 0.00022700000000000002 0.28 AML other m 2021-09-19T23:52:44.60
IV.TEOL.HHE. ML:1.6 0.00019800000000000002 0.92 AML other m 2021-09-19T23:52:44.62
IV.MBAL.EHE. ML:1.9 0.000216 0.14 AML other m 2021-09-19T23:52:49.90
IV.MBAL.EHN. ML:1.8 0.00017199999999999998 0.12 AML other m 2021-09-19T23:52:50.64
IV.CTI.HHE. ML:1.5 0.00007005 0.72 AML other m 2021-09-19T23:52:53.02
SI.LUSI.HHE. ML:1.4 0.00004825 1.58 AML other m 2021-09-19T23:52:53.87
IV.CTI.HHN. ML:1.6 0.00008585000000000001 0.22 AML other m 2021-09-19T23:52:53.34
SI.LUSI.HHN. ML:1.5 0.000059999999999999995 1.58 AML other m 2021-09-19T23:52:53.99
IV.MAGA.HHN. ML:1.8 0.000111 0.44 AML other m 2021-09-19T23:52:57.26
IV.MAGA.HHE. ML:1.8 0.000123 0.78 AML other m 2021-09-19T23:52:57.44
IV.STAL.HHN. ML:2.0 0.000059550000000000004 1.68 AML other m 2021-09-19T23:53:13.91
IV.STAL.HHE. ML:2.0 0.0000605 0.98 AML other m 2021-09-19T23:53:15.78
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