Earthquake with magnitude of ML 0.9 on date 13-08-2021 and time 23:37:50 (Italy) in region 5 km SE Vallarsa (TN)

A magnitude ML 0.9 earthquake occured in region: 5 km SE Vallarsa (TN), on

  • 13-08-2021 21:37:50 (UTC)
  • 13-08-2021 23:37:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.7420, 11.1550 at 12 km depth.

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

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
Vallarsa TN 5 1395 1395
Recoaro Terme VI 7 6453 7848
Valli del Pasubio VI 8 3242 11090
Posina VI 10 566 11656
Ala TN 12 8913 20569
Torrebelvicino VI 12 5917 26486
Laghi VI 13 133 26619
Selva di Progno VR 14 933 27552
Crespadoro VI 15 1330 28882
Terragnolo TN 15 716 29598
Valdagno VI 16 26234 55832
Trambileno TN 16 1452 57284
Velo Veronese VR 16 770 58054
Altissimo VI 16 2230 60284
Schio VI 16 39355 99639
Erbezzo VR 16 740 100379
Bosco Chiesanuova VR 16 3600 103979
Avio TN 17 4133 108112
Arsiero VI 17 3192 111304
Velo d'Astico VI 17 2403 113707
Brentonico TN 18 4015 117722
Roverè Veronese VR 18 2115 119837
Santorso VI 18 5769 125606
Rovereto TN 18 39289 164895
Monte di Malo VI 18 2885 167780
San Vito di Leguzzano VI 18 3608 171388
Mori TN 19 9678 181066
San Pietro Mussolino VI 19 1625 182691
Vestenanova VR 20 2608 185299
Folgaria TN 20 3191 188490
Badia Calavena VR 20 2649 191139
Isera TN 20 2735 193874
Tonezza del Cimone VI 20 521 194395
San Mauro di Saline VR 20 582 194977

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NE of Verona (258765 inhabitants)
37 Km S of Trento (117317 inhabitants)
37 Km NW of Vicenza (112953 inhabitants)
67 Km NW of Padova (210401 inhabitants)
76 Km E of Brescia (196480 inhabitants)
85 Km W of Treviso (83731 inhabitants)
86 Km S of Bolzano (106441 inhabitants)
90 Km NW of Rovigo (51867 inhabitants)
98 Km W of Venezia (263352 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 0.9 2021-08-13
21:37:50
45.7417 11.1552 12 2021-08-13
21:44:02
Sala Sismica INGV-Roma 94105041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-13 21:37:50 ± 0.17
Latitude 45.7417 ± 0.0162
Longitude 11.1552 ± 0.0090
Depth (km) 12 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 94105041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1696
Semi-minor axis of confidence ellipse (meter) 655
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 176
Circular confidence region, given by single value of horizontal uncertainty (meter) 1700.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 112
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.46045
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 94105041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-13 21:44:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TOLF.HHZ. 2021-08-13T21:39:47.03 3.0 undecidable manual Sg 9.78 0
IV.FAGN.HHZ. 2021-08-13T21:39:03.38 3.0 negative manual Pg 9.85 0
IV.TERO.HHZ. 2021-08-13T21:38:57.25 3.0 undecidable manual Pg 7.97 0
GU.MGRO.HHZ. 2021-08-13T21:38:43.42 3.0 positive manual Pg 3.98 0
IV.PE3.EHZ. 2021-08-13T21:38:31.14 3.0 undecidable manual Pg 0.05 0
MN.TRI.HHZ. 2021-08-13T21:38:31.72 3.0 negative manual Pg 6.47 0
IV.SFI.EHZ. 2021-08-13T21:38:24.85 3.0 undecidable manual Pg -1.28 0
IV.FREG.EHZ. 2021-08-13T21:38:23.39 3.0 undecidable manual S -1.7 0
IV.SEI.HHZ. 2021-08-13T21:38:23.42 3.0 positive manual Pg 0.24 0
IV.VISG.HHZ. 2021-08-13T21:38:21.08 3.0 positive manual P -0.37 0
IV.IMOL.EHZ. 2021-08-13T21:38:20.11 3.0 undecidable manual Pn 0.25 0
IV.BRIS.HHZ. 2021-08-13T21:38:19.89 3.0 positive manual P -1.8 0
IV.LMD.HHZ. 2021-08-13T21:38:19.62 3.0 undecidable manual Pn -3.86 0
IV.CTI.HHZ. 2021-08-13T21:38:05.99 0.6 undecidable manual S 48 51.1155 91 -0.59 40
SI.LUSI.HHZ. 2021-08-13T21:38:00.07 0.3 undecidable manual S 326 29.1486 92 -0.65 63
IV.CTI.HHZ. 2021-08-13T21:37:59.90 1.0 negative manual P 48 51.1155 91 0.12 24
ST.VARA.EHZ. 2021-08-13T21:37:58.53 0.3 undecidable manual S 295 22.0668 93 -0.3 72
ST.GAGG.HNN. 2021-08-13T21:37:58.56 0.1 undecidable manual P 338 40.8258 91 0.37 91
IV.MAGA.HHZ. 2021-08-13T21:37:58.30 0.6 negative manual P 275 40.9257 91 0.09 48
ST.PANI.EHE. 2021-08-13T21:37:57.90 0.6 undecidable manual P 22 36.9297 91 0.31 47
ST.DOSS.HNN. 2021-08-13T21:37:56.94 0.3 undecidable manual S 9 15.6732 100 -0.19 73
OX.MARN.HHZ. 2021-08-13T21:37:56.05 0.1 undecidable manual S 160 12.2766 113 -0.21 99
SI.LUSI.HHZ. 2021-08-13T21:37:56.61 0.3 undecidable manual P 326 29.1486 92 0.22 72
ST.VARA.EHZ. 2021-08-13T21:37:55.39 0.3 undecidable manual P 295 22.0668 93 0.09 75
IV.ROVR.HHZ. 2021-08-13T21:37:55.92 0.3 undecidable manual S 211 12.2766 113 -0.35 73
IV.ROVR.HHZ. 2021-08-13T21:37:54.04 0.6 undecidable manual P 211 12.2766 113 0.22 49
ST.DOSS.HNN. 2021-08-13T21:37:54.57 0.1 undecidable manual P 9 15.6732 100 0.25 98
IV.MBAL.EHZ. 2021-08-13T21:37:53.62 3.0 undecidable manual P -2.36 0
OX.MARN.HHZ. 2021-08-13T21:37:53.98 0.1 negative manual P 160 12.2766 113 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ROVR.HHE. ML:1.0 0.00010625 0.12 AML other m 2021-08-13T21:37:56.08
IV.ROVR.HHN. ML:1.4 0.00026549999999999995 0.74 AML other m 2021-08-13T21:37:56.08
OX.MARN.HHN. ML:0.9 0.00008305000000000001 0.74 AML other m 2021-08-13T21:37:56.08
OX.MARN.HHE. ML:0.6 0.0000466 1.16 AML other m 2021-08-13T21:37:56.01
SI.LUSI.HHE. ML:0.7 0.00002435 1.06 AML other m 2021-08-13T21:38:00.37
SI.LUSI.HHN. ML:0.9 0.000040300000000000004 0.6 AML other m 2021-08-13T21:38:01.37
IV.CTI.HHE. ML:1.0 0.00002605 0.26 AML other m 2021-08-13T21:38:06.33
IV.CTI.HHN. ML:0.9 0.0000197 1.18 AML other m 2021-08-13T21:38:06.94
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