Earthquake with magnitude of ML 2.4 on date 07-08-2006 and time 02:39:31 (Italy) in region 4 km SW Sanfront (CN)

A magnitude ML 2.4 earthquake occured in region: 4 km SW Sanfront (CN), on

  • 07-08-2006 00:39:31 (UTC)
  • 07-08-2006 02:39:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.6190, 7.2970 at 5 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
Sanfront CN 4 2395 2395
Gambasca CN 4 371 2766
Frassino CN 5 265 3031
Rifreddo CN 6 1078 4109
Martiniana Po CN 6 734 4843
Melle CN 7 292 5135
Brossasco CN 7 1084 6219
Isasca CN 8 76 6295
Paesana CN 8 2784 9079
Revello CN 8 4262 13341
Brondello CN 9 290 13631
Valmala CN 9 52 13683
Envie CN 9 2074 15757
Sampeyre CN 10 1022 16779
Venasca CN 10 1437 18216
Oncino CN 11 76 18292
Pagno CN 11 585 18877
Castellar CN 11 295 19172
Ostana CN 12 83 19255
Barge CN 12 7774 27029
Rossana CN 14 908 27937
Piasco CN 14 2774 30711
Crissolo CN 14 168 30879
San Damiano Macra CN 15 430 31309
Verzuolo CN 15 6459 37768
Manta CN 15 3787 41555
Cartignano CN 16 190 41745
Saluzzo CN 16 16960 58705
Bagnolo Piemonte CN 16 6024 64729
Costigliole Saluzzo CN 16 3375 68104
Macra CN 16 59 68163
Roccabruna CN 16 1585 69748
Villar San Costanzo CN 16 1547 71295
Dronero CN 18 7035 78330
Celle di Macra CN 18 100 78430
Casteldelfino CN 18 157 78587
Busca CN 18 10181 88768
Stroppo CN 18 103 88871
Elva CN 19 97 88968
Cavour TO 20 5545 94513
Bibiana TO 20 3442 97955

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NW of Cuneo (56081 inhabitants)
53 Km SW of Moncalieri (57294 inhabitants)
59 Km SW of Torino (890529 inhabitants)
78 Km W of Asti (76202 inhabitants)
97 Km NW of Sanremo (54807 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 2.8
ML 2.4
2006-08-07
00:39:31
44.619 7.297 5 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 584859
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2006-08-07 00:39:31 ± 0.23
Latitude 44.6190 ± 0.0108
Longitude 7.2970 ± 0.0328
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 584859

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2579
Semi-minor axis of confidence ellipse (meter) 1211
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 92
Circular confidence region, given by single value of horizontal uncertainty (meter) 2863.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 151
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.97
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.62148
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 584859
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:11:58

Md:2.8

Field Value
Value 2.8
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 584859
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:11:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRGE.HHZ. 2006-08-07T00:40:09.90 0.3 undecidable manual Sg 352 128.9709 -0.087 30
IV.BOB.HHE. 2006-08-07T00:40:02.22 10.0 undecidable manual Pn 0 0 0
CH.EMV.HHZ. 2006-08-07T00:40:01.18 0.3 undecidable manual Pg 349 163.2144 2.085 20
IV.VAI.SHZ. 2006-08-07T00:40:00.85 0.3 undecidable manual Pn 39 179.9865 -0.826 40
CH.MMK.HHN. 2006-08-07T00:39:59.02 0.3 undecidable manual Pg 18 167.3103 -0.699 45
IV.IMI.SHZ. 2006-08-07T00:39:59.27 0.3 undecidable manual Sg 149 91.7415 -0.761 27
IV.FIN.SHZ. 2006-08-07T00:39:58.33 0.1 undecidable manual Sg 122 85.3479 -0.01 45
CH.DIX.HHN. 2006-08-07T00:39:58.71 10.0 undecidable manual Pg 0 0 0
IV.MCGN.SHZ. 2006-08-07T00:39:57.15 0.1 undecidable manual Pg 20 158.0196 -1.136 52
IV.MRGE.HHZ. 2006-08-07T00:39:54.38 0.1 undecidable manual Pg 352 128.9709 0.556 73
IV.ORO.SHZ. 2006-08-07T00:39:52.14 0.1 undecidable manual Pg 25 123.987 -0.908 64
GU.RSP.HHZ. 2006-08-07T00:39:51.18 0.6 undecidable manual Sg 358 58.7967 -0.061 23
IV.IMI.SHZ. 2006-08-07T00:39:48.15 0.1 undecidable manual Pg 149 91.7415 0.075 88
IV.FIN.SHZ. 2006-08-07T00:39:47.71 0.1 undecidable manual Pg 122 85.3479 0.611 78
IV.MONC.HHZ. 2006-08-07T00:39:46.58 0.1 undecidable manual Pg 44 70.7736 1.739 44
GU.RSP.HHZ. 2006-08-07T00:39:43.03 0.1 undecidable manual Pg 358 58.7967 0.03 94
IV.DOI.HHZ. 2006-08-07T00:39:36.15 0.1 undecidable manual Sg 198 13.2756 -0.528 46
IV.DOI.HHZ. 2006-08-07T00:39:34.74 0.1 positive manual Pg 198 13.2756 0.148 100
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download