Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 19-08-2020 and time 16:34:53 (UTC) in region 3 km N Ala (TN)

A magnitude ML 1.7 earthquake occured in region: 3 km N Ala (TN), on

  • 19-08-2020 16:34:53 (UTC)
  • 19-08-2020 18:34:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.7830, 10.9960 at 12 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
Ala TN 3 8913 8913
Brentonico TN 5 4015 12928
Avio TN 7 4133 17061
Mori TN 8 9678 26739
Vallarsa TN 10 1395 28134
Trambileno TN 12 1452 29586
Isera TN 12 2735 32321
Rovereto TN 12 39289 71610
Ronzo-Chienis TN 13 976 72586
Nago-Torbole TN 14 2867 75453
Malcesine VR 15 3736 79189
Nogaredo TN 15 2065 81254
Villa Lagarina TN 15 3778 85032
Erbezzo VR 16 740 85772
Volano TN 16 3169 88941
Limone sul Garda BS 16 1181 90122
Brentino Belluno VR 16 1395 91517
Ferrara di Monte Baldo VR 16 226 91743
Terragnolo TN 16 716 92459
Riva del Garda TN 17 16926 109385
Pomarolo TN 17 2452 111837
Arco TN 17 17526 129363
Nomi TN 17 1398 130761
Sant'Anna d'Alfaedo VR 18 2553 133314
Bosco Chiesanuova VR 18 3600 136914
Calliano TN 19 1807 138721
Tremosine sul Garda BS 19 2100 140821
Brenzone sul Garda VR 19 2474 143295
Tenno TN 20 2069 145364
Recoaro Terme VI 20 6453 151817

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km SW of Trento (117317 inhabitants)
38 Km N of Verona (258765 inhabitants)
50 Km NW of Vicenza (112953 inhabitants)
66 Km E of Brescia (196480 inhabitants)
80 Km NW of Padova (210401 inhabitants)
85 Km SW of Bolzano (106441 inhabitants)
98 Km W 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 1.7 2020-08-19
16:34:53		 45.7827 10.9955 12 2020-11-19
12:37:00		 Bollettino Sismico Italiano INGV 82787031
Reviewed
Rev100 		ML 1.8 2020-08-19
16:34:53		 45.8017 10.9998 12 2020-08-19
16:42:25		 Sala Sismica INGV-Roma 82149191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-19 16:34:53 ± 0.05
Latitude 45.7827 ± 0.0036
Longitude 10.9955 ± 0.0039
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82787031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 379
Semi-minor axis of confidence ellipse (meter) 66
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 5
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
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 54
Number of defining phases 46
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.28243
Number of stations at which the event was observed 40
Number of stations from which data was used for origin computation 32
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 46
Type of magnitude ML
Reference to an origin 82149191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-19 16:42:25

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 82787031
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-10 09:58:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MNTT.EHZ. 2020-08-19T16:36:33.90 3.0 undecidable manual Sg 8.99 0
GU.BLANC.HHZ. 2020-08-19T16:36:18.08 3.0 undecidable manual Sn 4.51 0
IV.ROSPO.HHZ. 2020-08-19T16:36:15.73 3.0 positive manual Pg 13.78 0
IV.SRES.HHZ. 2020-08-19T16:36:00.94 3.0 undecidable manual Pg 10.4 0
IV.VIVA.HHZ. 2020-08-19T16:35:56.99 3.0 negative manual Pn -0.71 0
IV.NARO.HHZ. 2020-08-19T16:35:33.60 3.0 undecidable manual Pn 0.38 0
IV.QLNO.HHZ. 2020-08-19T16:35:31.55 3.0 positive manual Pn -0.67 0
GU.GRAM.HHZ. 2020-08-19T16:35:22.59 3.0 positive manual P 3.07 0
IV.STAL.HHZ. 2020-08-19T16:35:16.85 0.6 undecidable manual P 68 142.3464 90 0.16 39
SI.ROSI.HHZ. 2020-08-19T16:35:15.26 0.6 undecidable manual P 14 130.9689 90 0.32 39
IV.TEOL.HHZ. 2020-08-19T16:35:14.79 0.6 undecidable manual S 131 70.374 91 0.2 45
OX.CIMO.HHZ. 2020-08-19T16:35:14.42 0.3 undecidable manual P 62 126.0738 90 0.24 60
IV.BRES.EHZ. 2020-08-19T16:35:12.94 0.3 undecidable manual P 29 116.3946 90 0.25 61
OX.CGRP.HHZ. 2020-08-19T16:35:12.39 0.3 undecidable manual S 80 63.492 91 -0.35 64
SI.MOSI.HHZ. 2020-08-19T16:35:10.37 0.3 undecidable manual P 340 98.6235 90 0.42 62
OX.AGOR.HHZ. 2020-08-19T16:35:10.13 0.3 undecidable manual P 55 98.2239 90 0.24 64
IV.ZOVE.EHZ. 2020-08-19T16:35:09.49 0.3 undecidable manual S 134 52.8027 91 -0.41 65
IV.BRMO.HHZ. 2020-08-19T16:35:09.08 0.3 undecidable manual P 328 90.6426 91 0.35 63
IV.MABI.HHZ. 2020-08-19T16:35:07.86 0.3 undecidable manual S 309 47.9187 91 -0.72 57
IV.APPI.EHZ. 2020-08-19T16:35:07.08 0.3 undecidable manual P 13 79.2651 91 0.11 68
SI.KOSI.HHZ. 2020-08-19T16:35:07.52 0.6 undecidable manual P 21 80.9523 91 0.28 44
IV.SBPO.HNN. 2020-08-19T16:35:06.86 0.3 undecidable manual P 184 81.3519 91 -0.44 61
ST.CARE.EHZ. 2020-08-19T16:35:06.59 0.6 undecidable manual P 342 74.9694 91 0.28 44
IV.SALO.HHZ. 2020-08-19T16:35:06.89 0.3 undecidable manual S 244 40.8258 91 0.2 72
ST.ZIAN.EHZ. 2020-08-19T16:35:05.63 0.3 undecidable manual P 38 70.0743 91 0.07 69
IV.TEOL.HHZ. 2020-08-19T16:35:05.93 0.6 undecidable manual P 131 70.374 91 0.33 44
ST.OZOL.EHZ. 2020-08-19T16:35:05.88 0.6 undecidable manual P 4 69.0753 91 0.48 43
ST.RONC.HNE. 2020-08-19T16:35:05.46 0.6 undecidable manual S 307 36.1416 92 0.01 48
IV.CNCS.HNE. 2020-08-19T16:35:04.97 0.6 undecidable manual P 252 63.3921 91 0.44 44
ST.GAGG.HHZ. 2020-08-19T16:35:04.22 0.6 undecidable manual S 355 33.5442 92 -0.52 42
OX.CGRP.HHZ. 2020-08-19T16:35:04.69 0.3 undecidable manual P 80 63.492 91 0.15 69
IV.CTI.HHN. 2020-08-19T16:35:03.64 0.1 undecidable manual P 60 58.497 91 -0.12 90
IV.MAGA.HHZ. 2020-08-19T16:35:03.32 0.6 undecidable manual S 268 28.3494 93 -0.06 48
IV.ZOVE.EHZ. 2020-08-19T16:35:03.20 0.3 undecidable manual P 134 52.8027 91 0.3 69
IV.ZEN8.HNZ. 2020-08-19T16:35:02.32 0.6 undecidable manual S 232 25.9518 93 -0.41 45
IV.SALO.HHZ. 2020-08-19T16:35:01.35 0.3 undecidable manual P 244 40.8258 91 0.31 70
IV.MABI.HHZ. 2020-08-19T16:35:01.99 0.3 undecidable manual P 309 47.9187 91 -0.15 69
OX.MARN.HNZ. 2020-08-19T16:35:01.35 0.3 undecidable manual S 134 23.0547 94 -0.62 63
IV.BAG8.HNZ. 2020-08-19T16:35:01.04 0.1 undecidable manual P 276 41.1255 91 -0.06 95
ST.RONC.HNE. 2020-08-19T16:35:00.32 0.1 undecidable manual P 307 36.1416 92 -0.01 96
IV.TREG.HNN. 2020-08-19T16:35:00.16 0.6 undecidable manual P 156 31.5462 92 0.55 45
SI.LUSI.HHZ. 2020-08-19T16:35:00.60 0.6 undecidable manual S 348 20.0688 96 -0.55 43
ST.PANI.EHZ. 2020-08-19T16:35:00.81 0.3 undecidable manual P 41 39.5271 92 -0.04 71
IV.MAGA.HHZ. 2020-08-19T16:34:59.20 0.1 undecidable manual P 268 28.3494 93 0.07 99
ST.DOSS.HHZ. 2020-08-19T16:34:59.89 0.3 undecidable manual S 54 18.4704 97 -0.84 57
ST.GAGG.HHZ. 2020-08-19T16:34:59.84 0.1 undecidable manual P 355 33.5442 92 -0.08 95
IV.MBAL.EHZ. 2020-08-19T16:34:59.34 0.3 undecidable manual S 228 14.1747 107 -0.27 71
IV.ZEN8.HNZ. 2020-08-19T16:34:58.64 0.3 undecidable manual P 232 25.9518 93 -0.12 72
ST.VARA.EHZ. 2020-08-19T16:34:58.42 0.3 undecidable manual S 302 9.0798 129 0.01 76
OX.MARN.HNZ. 2020-08-19T16:34:58.28 0.1 undecidable manual P 134 23.0547 94 -0.04 98
IV.MBAL.EHZ. 2020-08-19T16:34:57.13 0.3 undecidable manual P 228 14.1747 107 0.17 76
ST.DOSS.HHZ. 2020-08-19T16:34:57.54 0.1 positive manual P 54 18.4704 97 -0.07 98
SI.LUSI.HHZ. 2020-08-19T16:34:57.78 0.1 negative manual P 348 20.0688 96 -0.06 98
ST.VARA.EHZ. 2020-08-19T16:34:56.54 0.1 positive manual P 302 9.0798 129 0.27 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
ST.VARA.EHN. ML:2.2 0.0017599999999999998 0.12 AML other m 2020-08-19T16:34:58.53
ST.VARA.EHE. ML:2.4 0.00312 0.62 AML other m 2020-08-19T16:34:58.85
ST.VARA.HNN. ML:2.4 0.0030499999999999998 0.62 AML other m 2020-08-19T16:34:58.85
ST.VARA.HNE. ML:2.1 0.001615 0.82 AML other m 2020-08-19T16:34:58.53
ST.DOSS.HNE. ML:1.9 0.0005909999999999999 0.58 AML other m 2020-08-19T16:35:00.00
ST.DOSS.HHN. ML:1.9 0.000627 0.58 AML other m 2020-08-19T16:35:00.00
ST.DOSS.HHE. ML:1.8 0.0004985 0.58 AML other m 2020-08-19T16:35:00.58
ST.DOSS.HNN. ML:1.8 0.0005 0.6 AML other m 2020-08-19T16:35:00.59
IV.MAGA.HHN. ML:1.6 0.0001875 0.16 AML other m 2020-08-19T16:35:03.33
ST.GAGG.HHE. ML:1.6 0.00018099999999999998 0.14 AML other m 2020-08-19T16:35:04.27
ST.GAGG.HHN. ML:1.6 0.000155 1.26 AML other m 2020-08-19T16:35:04.19
IV.MAGA.HHE. ML:1.7 0.000235 0.88 AML other m 2020-08-19T16:35:04.84
ST.PANI.EHN. ML:1.6 0.000136 0.6 AML other m 2020-08-19T16:35:05.62
ST.PANI.EHE. ML:1.5 0.00010499999999999999 0.96 AML other m 2020-08-19T16:35:05.48
IV.SALO.HHN. ML:1.7 0.0001535 1.16 AML other m 2020-08-19T16:35:09.36
IV.SALO.HHE. ML:1.6 0.0001315 1.04 AML other m 2020-08-19T16:35:09.58
IV.ZOVE.EHN. ML:1.5 0.00006865 0.78 AML other m 2020-08-19T16:35:10.53
IV.ZOVE.EHE. ML:1.4 0.0000603 0.18 AML other m 2020-08-19T16:35:10.35
OX.CGRP.HHN. ML:1.4 0.0000453 1.34 AML other m 2020-08-19T16:35:14.07
OX.CGRP.HHE. ML:1.5 0.00005735 1.14 AML other m 2020-08-19T16:35:14.27
IV.TEOL.HHE. ML:1.9 0.0001245 1.08 AML other m 2020-08-19T16:35:18.57
IV.TEOL.HHN. ML:1.8 0.0001005 0.58 AML other m 2020-08-19T16:35:18.59
IV.APPI.EHN. ML:1.8 0.0000784 0.1 AML other m 2020-08-19T16:35:19.87
SI.KOSI.HHN. ML:1.3 0.000025849999999999998 0.66 AML other m 2020-08-19T16:35:20.39
SI.KOSI.HHE. ML:1.5 0.000038350000000000004 0.88 AML other m 2020-08-19T16:35:20.84
IV.BRMO.HHE. ML:1.5 0.00003665 1.46 AML other m 2020-08-19T16:35:21.89
IV.BRMO.HHN. ML:1.5 0.0000337 1.48 AML other m 2020-08-19T16:35:21.93
IV.APPI.EHE. ML:1.8 0.0000888 0.2 AML other m 2020-08-19T16:35:22.35
SI.MOSI.HHE. ML:2.0 0.0000921 0.34 AML other m 2020-08-19T16:35:24.10
SI.MOSI.HHN. ML:2.0 0.0001002 0.9 AML other m 2020-08-19T16:35:24.32
SI.ROSI.HHN. ML:2.0 0.00006315 0.2 AML other m 2020-08-19T16:35:32.56
SI.ROSI.HHE. ML:2.0 0.00006375 0.22 AML other m 2020-08-19T16:35:32.74
OX.CIMO.HHE. ML:1.8 0.0000399 0.24 AML other m 2020-08-19T16:35:33.29
OX.CIMO.HHN. ML:1.5 0.00001915 0.38 AML other m 2020-08-19T16:35:36.75
IV.STAL.HHN. ML:2.1 0.00007685 0.2 AML other m 2020-08-19T16:35:37.23
IV.STAL.HHE. ML:2.1 0.0000756 0.82 AML other m 2020-08-19T16:35:37.29
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