Earthquake with magnitude of Md 2.5 on date 06-08-2001 and time 21:44:16 (Italy) in region 3 km E Valdidentro (SO)

A magnitude Md 2.5 earthquake occured in region: 3 km E Valdidentro (SO), on

  • 06-08-2001 19:44:16 (UTC)
  • 06-08-2001 21:44:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.4830, 10.3340 at 11 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
Valdidentro SO 3 4125 4125
Bormio SO 4 4121 8246
Valdisotto SO 6 3556 11802
Valfurva SO 6 2638 14440
Livigno SO 16 6389 20829
Sondalo SO 17 4136 24965

Municipalities with at least 50000 inhabitants

An earthquake occurred to
76 Km NW of Trento (117317 inhabitants)
78 Km W of Bolzano (106441 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 2.5 2001-08-06
19:44:16
46.483 10.334 11 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 425569
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-08-06 19:44:16 ± 0.193
Latitude 46.4830 ± 0.0323
Longitude 10.3340 ± 0.0158
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 425569

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 3784.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 204
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00024
Epicentral distance of station farthest from the epicenter (degree) 0.01514
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 425569
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:41:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.FVI.Z. 2001-08-06T19:45:06.87 10.0 undecidable manual SN 85 1.6761 -0.29 0.4
--.VAI.Z. 2001-08-06T19:44:56.38 10.0 undecidable manual SN 240 1.2432 -0.3 0.5
--.CTI.Z. 2001-08-06T19:44:51.39 10.0 undecidable manual SG 115 1.0101 0.39 0.4
--.FVI.Z. 2001-08-06T19:44:46.20 10.0 undecidable manual PN 85 1.6761 0.19 1.2
--.VAI.Z. 2001-08-06T19:44:40.00 10.0 undecidable manual PN 240 1.2432 0.21 1.4
--.CTI.Z. 2001-08-06T19:44:36.50 10.0 undecidable manual PG 115 1.0101 -0.46 0.7
--.BRMO.Z. 2001-08-06T19:44:21.13 10.0 undecidable manual SG 105 0.0222 0.61 0.1
--.BRMO.Z. 2001-08-06T19:44:18.72 10.0 positive manual PG 105 0.0222 -0.2 3.3
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