Earthquake with magnitude of ML 0.9 on date 13-08-2021 and time 09:48:19 (Italy) in region 3 km NW Ledro (TN)

A magnitude ML 0.9 earthquake occured in region: 3 km NW Ledro (TN), on

  • 13-08-2021 07:48:19 (UTC)
  • 13-08-2021 09:48:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.9160, 10.7140 at 9 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
Ledro TN 3 5395 5395
Pieve di Bono-Prezzo TN 6 1474 6869
Valdaone TN 8 1205 8074
Sella Giudicarie TN 8 2943 11017
Castel Condino TN 9 229 11246
Borgo Chiese TN 9 2029 13275
Tenno TN 9 2069 15344
Riva del Garda TN 10 16926 32270
Storo TN 13 4682 36952
Limone sul Garda BS 13 1181 38133
Tione di Trento TN 13 3635 41768
Borgo Lares TN 13 698 42466
Arco TN 13 17526 59992
Nago-Torbole TN 14 2867 62859
Fiavè TN 14 1117 63976
Bleggio Superiore TN 16 1568 65544
Dro TN 16 4944 70488
Tre Ville TN 16 1463 71951
Magasa BS 17 142 72093
Tremosine sul Garda BS 17 2100 74193
Bondone TN 17 670 74863
Comano Terme TN 18 2956 77819
Porte di Rendena TN 18 1796 79615
Malcesine VR 18 3736 83351
Ronzo-Chienis TN 19 976 84327
Stenico TN 19 1170 85497
Drena TN 19 570 86067
Pelugo TN 19 392 86459
Valvestino BS 19 184 86643
Tignale BS 20 1256 87899

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km W of Trento (117317 inhabitants)
57 Km NE of Brescia (196480 inhabitants)
57 Km NW of Verona (258765 inhabitants)
77 Km NW of Vicenza (112953 inhabitants)
82 Km SW of Bolzano (106441 inhabitants)
85 Km E of Bergamo (119381 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
07:48:19
45.9155 10.7138 9 2021-08-13
07:54:32
Sala Sismica INGV-Roma 94067481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-13 07:48:19 ± 0.11
Latitude 45.9155 ± 0.0054
Longitude 10.7138 ± 0.0078
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 94067481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 616
Semi-minor axis of confidence ellipse (meter) 422
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 185
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.09083
Epicentral distance of station farthest from the epicenter (degree) 0.36692
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 94067481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-13 07:54:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
ST.DOSS.HHE. 2021-08-13T07:48:31.52 0.3 undecidable manual S 96 36.8298 50 -0.44 67
ST.GAGG.HHZ. 2021-08-13T07:48:29.47 0.6 undecidable manual S 45 26.5512 110 0.4 46
IV.ROVR.HHZ. 2021-08-13T07:48:28.07 0.6 undecidable manual P 137 40.7259 50 0.86 38
IV.BAG8.EHZ. 2021-08-13T07:48:27.06 0.6 undecidable manual S 242 21.6672 113 -0.46 46
IV.MABI.HHZ. 2021-08-13T07:48:27.00 0.6 undecidable manual S 315 21.867 113 -0.56 44
ST.VARA.EHZ. 2021-08-13T07:48:26.08 0.6 undecidable manual S 125 17.2716 119 -0.05 50
SI.LUSI.HHZ. 2021-08-13T07:48:26.39 0.6 undecidable manual S 75 18.3705 117 -0.08 50
ST.DOSS.HHE. 2021-08-13T07:48:26.60 0.1 undecidable manual P 96 36.8298 50 -0.01 98
IV.MAGA.HHZ. 2021-08-13T07:48:25.89 0.6 undecidable manual S 203 16.872 119 -0.13 49
ST.RONC.EHZ. 2021-08-13T07:48:24.04 0.6 undecidable manual S 316 10.0788 133 -0.05 51
IV.BAG8.EHZ. 2021-08-13T07:48:24.57 0.1 undecidable manual P 242 21.6672 113 0.52 90
IV.MABI.HHZ. 2021-08-13T07:48:24.04 0.1 positive manual P 315 21.867 113 -0.03 100
ST.GAGG.HHZ. 2021-08-13T07:48:24.91 0.1 undecidable manual P 45 26.5512 110 -0.04 99
ST.VARA.EHZ. 2021-08-13T07:48:23.20 1.0 undecidable manual P 125 17.2716 119 -0.05 25
SI.LUSI.HHZ. 2021-08-13T07:48:23.30 0.6 negative manual P 75 18.3705 117 -0.14 49
ST.RONC.EHZ. 2021-08-13T07:48:22.40 0.3 negative manual P 316 10.0788 133 0.33 72
IV.MAGA.HHZ. 2021-08-13T07:48:22.98 0.3 positive manual P 203 16.872 119 -0.2 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MABI.HHN. ML:0.3 0.0000144 0.08 AML other m 2021-08-13T07:48:24.07
ST.RONC.EHN. ML:1.0 0.00014319999999999998 0.18 AML other m 2021-08-13T07:48:24.99
ST.RONC.EHE. ML:1.1 0.000156 0.16 AML other m 2021-08-13T07:48:25.15
IV.MAGA.HHN. ML:1.0 0.00007805000000000001 0.14 AML other m 2021-08-13T07:48:26.14
SI.LUSI.HHE. ML:1.0 0.00007580000000000001 0.12 AML other m 2021-08-13T07:48:26.70
SI.LUSI.HHN. ML:0.9 0.00006835 0.16 AML other m 2021-08-13T07:48:26.83
IV.MAGA.HHE. ML:1.0 0.00009534999999999999 0.62 AML other m 2021-08-13T07:48:27.06
IV.MABI.HHE. ML:0.3 0.00001285 0.06 AML other m 2021-08-13T07:48:27.12
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