Earthquake with magnitude of ML 1.3 on date 20-06-2011 and time 02:24:40 (UTC) in region 2 km N Vallarsa (TN)

A magnitude ML 1.3 earthquake occured in region: 2 km N Vallarsa (TN), on

  • 20-06-2011 02:24:40 (UTC)
  • 20-06-2011 04:24:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.7970, 11.1190 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.

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 2 1395 1395
Trambileno TN 9 1452 2847
Terragnolo TN 10 716 3563
Ala TN 10 8913 12476
Posina VI 11 566 13042
Rovereto TN 12 39289 52331
Laghi VI 12 133 52464
Valli del Pasubio VI 13 3242 55706
Mori TN 13 9678 65384
Brentonico TN 13 4015 69399
Recoaro Terme VI 13 6453 75852
Isera TN 13 2735 78587
Folgaria TN 14 3191 81778
Volano TN 14 3169 84947
Nogaredo TN 15 2065 87012
Villa Lagarina TN 15 3778 90790
Nomi TN 15 1398 92188
Avio TN 15 4133 96321
Calliano TN 16 1807 98128
Pomarolo TN 16 2452 100580
Besenello TN 17 2654 103234
Ronzo-Chienis TN 17 976 104210
Torrebelvicino VI 17 5917 110127
Lastebasse VI 18 208 110335
Arsiero VI 18 3192 113527
Tonezza del Cimone VI 19 521 114048
Pedemonte VI 19 774 114822
Velo d'Astico VI 19 2403 117225
Erbezzo VR 19 740 117965
Lavarone TN 20 1138 119103

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km S of Trento (117317 inhabitants)
41 Km N of Verona (258765 inhabitants)
43 Km NW of Vicenza (112953 inhabitants)
73 Km NW of Padova (210401 inhabitants)
75 Km E of Brescia (196480 inhabitants)
80 Km S of Bolzano (106441 inhabitants)
89 Km W of Treviso (83731 inhabitants)
96 Km NW of Rovigo (51867 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
Md 2.0
ML 1.3
2011-06-20
02:24:40
45.797 11.119 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1242589
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-06-20 02:24:40 ± 0.39
Latitude 45.7970 ± 0.0126
Longitude 11.1190 ± 0.0310
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1242589

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2862
Semi-minor axis of confidence ellipse (meter) 1104
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 249
Circular confidence region, given by single value of horizontal uncertainty (meter) 2778.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 186
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.82
Epicentral distance of station closest to the epicenter (degree) 0.15378
Epicentral distance of station farthest from the epicenter (degree) 0.68528
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 1242589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 00:26:29

Md:2.0

Field Value
Value 2.0
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1242589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 00:26:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.APPI.EHE. 2011-06-20T02:25:03.16 0.6 undecidable manual Sg 6 76.0683 -0.414 42
IV.APPI.EHE. 2011-06-20T02:24:53.93 0.3 undecidable manual Pg 6 76.0683 0.071 68
IV.MAGA.HHN. 2011-06-20T02:24:52.81 0.6 undecidable manual Sg 266 37.9287 -0.606 42
IV.MAGA.HHN. 2011-06-20T02:24:48.84 0.3 undecidable manual Pg 266 37.9287 0.846 58
IV.ROVR.HHN. 2011-06-20T02:24:47.20 0.3 undecidable manual Sg 192 17.0718 -0.261 72
IV.ROVR.HHN. 2011-06-20T02:24:44.64 0.1 undecidable manual Pg 192 17.0718 0.084 100
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