Earthquake with magnitude of ML 1.0 on date 23-05-2011 and time 00:52:47 (UTC) in region 4 km N Ronzo Chienis (TN)

A magnitude ML 1.0 earthquake occured in region: 4 km N Ronzo Chienis (TN), on

  • 23-05-2011 00:52:47 (UTC)
  • 23-05-2011 02:52:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.9260, 10.9380 at 9 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
Ronzo-Chienis TN 4 976 976
Arco TN 4 17526 18502
Dro TN 5 4944 23446
Drena TN 5 570 24016
Nogaredo TN 7 2065 26081
Isera TN 7 2735 28816
Villa Lagarina TN 7 3778 32594
Nago-Torbole TN 8 2867 35461
Tenno TN 8 2069 37530
Cavedine TN 8 2987 40517
Pomarolo TN 8 2452 42969
Mori TN 9 9678 52647
Riva del Garda TN 9 16926 69573
Rovereto TN 9 39289 108862
Volano TN 10 3169 112031
Nomi TN 10 1398 113429
Fiavè TN 12 1117 114546
Madruzzo TN 12 2884 117430
Cimone TN 12 728 118158
Brentonico TN 12 4015 122173
Trambileno TN 12 1452 123625
Calliano TN 12 1807 125432
Comano Terme TN 13 2956 128388
Aldeno TN 13 3059 131447
Besenello TN 13 2654 134101
Bleggio Superiore TN 14 1568 135669
Garniga Terme TN 15 388 136057
Stenico TN 16 1170 137227
Ledro TN 16 5395 142622
Limone sul Garda BS 17 1181 143803
San Lorenzo Dorsino TN 17 1599 145402
Terragnolo TN 18 716 146118
Vallelaghi TN 18 5044 151162
Folgaria TN 18 3191 154353
Tre Ville TN 19 1463 155816
Ala TN 19 8913 164729
Borgo Lares TN 20 698 165427

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km SW of Trento (117317 inhabitants)
54 Km N of Verona (258765 inhabitants)
63 Km NW of Vicenza (112953 inhabitants)
70 Km NE of Brescia (196480 inhabitants)
72 Km SW of Bolzano (106441 inhabitants)
93 Km NW of Padova (210401 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 1.7
ML 1.0
2011-05-23
00:52:47
45.926 10.938 9 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1217609
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-05-23 00:52:47 ± 0.17
Latitude 45.9260 ± 0.0090
Longitude 10.9380 ± 0.0194
Depth (km) 9 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1217609

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1526
Semi-minor axis of confidence ellipse (meter) 947
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 284
Circular confidence region, given by single value of horizontal uncertainty (meter) 1802.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 145
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) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.26260
Epicentral distance of station farthest from the epicenter (degree) 0.58726
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:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 1217609
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 23:52:37

Md:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1217609
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 23:52:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.APPI.EHN. 2011-05-23T00:53:06.96 0.6 undecidable manual Sg 20 65.1903 -0.51 44
IV.APPI.EHN. 2011-05-23T00:52:59.23 0.3 undecidable manual Pg 20 65.1903 0.314 69
IV.ROVR.HHN. 2011-05-23T00:52:58.57 0.3 undecidable manual Sg 161 32.6451 -0.217 74
IV.MAGA.HHN. 2011-05-23T00:52:57.57 0.6 undecidable manual Sg 235 29.1486 -0.286 49
IV.ROVR.HHN. 2011-05-23T00:52:54.08 0.1 undecidable manual Pg 161 32.6451 0.178 100
IV.MAGA.HHN. 2011-05-23T00:52:53.54 0.3 undecidable manual Pg 235 29.1486 0.175 75
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