Earthquake with magnitude of ML 1.7 on date 28-07-2005 and time 18:13:10 (UTC) in region 2 km E La Salle (AO)

A magnitude ML 1.7 earthquake occured in region: 2 km E La Salle (AO), on

  • 28-07-2005 18:13:10 (UTC)
  • 28-07-2005 20:13:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.7400, 7.1000 at 8 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
La Salle AO 2 2087 2087
Avise AO 5 305 2392
Morgex AO 5 2104 4496
Saint-Nicolas AO 6 311 4807
Arvier AO 7 873 5680
Introd AO 9 658 6338
Pré-Saint-Didier AO 9 1050 7388
Villeneuve AO 9 1289 8677
Rhêmes-Saint-Georges AO 10 194 8871
Saint-Pierre AO 10 3165 12036
Saint-Rhémy-en-Bosses AO 11 338 12374
Courmayeur AO 12 2807 15181
Aymavilles AO 12 2086 17267
La Thuile AO 12 761 18028
Valgrisenche AO 12 196 18224
Sarre AO 13 4927 23151
Saint-Oyen AO 13 203 23354
Etroubles AO 14 501 23855
Jovençan AO 14 736 24591
Gressan AO 15 3387 27978
Allein AO 16 229 28207
Gignod AO 16 1710 29917
Roisan AO 17 1036 30953
Aosta AO 17 34390 65343
Charvensod AO 18 2468 67811
Doues AO 18 510 68321
Valsavarenche AO 18 161 68482
Rhêmes-Notre-Dame AO 19 89 68571

Municipalities with at least 50000 inhabitants

An earthquake occurred to
87 Km NW of Torino (890529 inhabitants)
94 Km NW of Moncalieri (57294 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 2.4
ML 1.7
2005-07-28
18:13:10
45.74 7.1 8 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 527929
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2005-07-28 18:13:10 ± 0.25
Latitude 45.7400 ± 0.0135
Longitude 7.1000 ± 0.0232
Depth (km) 8 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 527929

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1789
Semi-minor axis of confidence ellipse (meter) 1474
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 79
Circular confidence region, given by single value of horizontal uncertainty (meter) 2343.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 133
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.79
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.23927
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 527929
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:13:12

Md:2.4

Field Value
Value 2.4
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 527929
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:13:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.MMK.HHZ. 2005-07-28T18:13:34.09 0.1 undecidable manual Sg 62 75.1692 -0.931 38
IV.DOI.HHZ. 2005-07-28T18:13:34.48 0.1 undecidable manual Pn 175 137.5623 -0.129 86
IV.MCGN.EHN. 2005-07-28T18:13:33.20 10.0 undecidable manual Sg 0 0 0
IV.ORO.SHZ. 2005-07-28T18:13:32.49 0.1 undecidable manual Sg 100 69.4749 -0.828 40
MN.BNI.HHN. 2005-07-28T18:13:25.21 0.1 positive manual Pg 204 83.0502 -0.294 93
CH.DIX.HHZ. 2005-07-28T18:13:25.45 0.1 undecidable manual Sg 32 44.4222 -0.436 48
CH.MMK.HHZ. 2005-07-28T18:13:24.55 0.3 undecidable manual Pg 62 75.1692 0.365 69
IV.MCGN.EHN. 2005-07-28T18:13:24.23 10.0 undecidable manual Pg 0 0 0
IV.ORO.SHZ. 2005-07-28T18:13:23.82 0.1 undecidable manual Pg 100 69.4749 0.596 88
CH.EMV.HHE. 2005-07-28T18:13:23.09 0.1 undecidable manual Sg 337 39.0276 -1.194 35
CH.DIX.HHZ. 2005-07-28T18:13:19.75 0.1 positive manual Pg 32 44.4222 0.7 88
CH.EMV.HHE. 2005-07-28T18:13:18.47 0.1 positive manual Pg 337 39.0276 0.319 100
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