Earthquake with magnitude of ML 2.0 on date 04-03-2009 and time 10:59:07 (Italy) in region 2 km E Vinadio (CN)

A magnitude ML 2.0 earthquake occured in region: 2 km E Vinadio (CN), on

  • 04-03-2009 09:59:07 (UTC)
  • 04-03-2009 10:59:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.3020, 7.1960 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
Vinadio CN 2 644 644
Aisone CN 3 248 892
Demonte CN 8 2003 2895
Sambuco CN 10 92 2987
Castelmagno CN 12 66 3053
Pietraporzio CN 14 77 3130
Pradleves CN 15 250 3380
Valloriate CN 15 109 3489
Moiola CN 16 234 3723
Monterosso Grana CN 16 505 4228
Valdieri CN 16 935 5163
Gaiola CN 17 582 5745
Rittana CN 17 109 5854
Entracque CN 18 774 6628
Marmora CN 19 68 6696
Valgrana CN 19 786 7482
Canosio CN 19 80 7562
Argentera CN 20 83 7645

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km W of Cuneo (56081 inhabitants)
71 Km NW of Sanremo (54807 inhabitants)
87 Km SW of Moncalieri (57294 inhabitants)
94 Km SW of Torino (890529 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 1.8
ML 2.0
2009-03-04
09:59:07
44.302 7.196 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 747969
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-03-04 09:59:07 ± 0.27
Latitude 44.3020 ± 0.0126
Longitude 7.1960 ± 0.0276
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 747969

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2428
Semi-minor axis of confidence ellipse (meter) 866
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 29
Circular confidence region, given by single value of horizontal uncertainty (meter) 2607.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 216
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) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.65201
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 747969
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:08:37

Md:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 747969
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:08:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RORO.HHN. 2009-03-04T09:59:29.27 0.1 undecidable manual Sg 107 72.372 -0.124 45
IV.IMI.HHE. 2009-03-04T09:59:28.25 0.1 undecidable manual Sg 128 70.5738 -0.66 39
GU.BHB.HHE. 2009-03-04T09:59:25.46 10.0 undecidable manual Pg 0 0 0
GU.RORO.HHN. 2009-03-04T09:59:20.44 0.1 undecidable manual Pg 107 72.372 0.385 85
IV.IMI.HHE. 2009-03-04T09:59:19.79 0.1 undecidable manual Pg 128 70.5738 0.012 92
IV.ESLN.BHE. 2009-03-04T09:59:18.19 10.0 undecidable manual Pg 0 0 0
GU.PZZ.HHE. 2009-03-04T09:59:15.60 0.1 undecidable manual Sg 344 23.5542 -0.521 45
IV.DOI.HHZ. 2009-03-04T09:59:15.83 0.1 undecidable manual Sg 10 22.755 -0.036 50
IV.DOI.HHZ. 2009-03-04T09:59:12.51 0.1 undecidable manual Pg 10 22.755 0.267 95
GU.STV.HHZ. 2009-03-04T09:59:12.43 0.1 undecidable manual Sg 121 12.0768 -0.234 49
GU.PZZ.HHE. 2009-03-04T09:59:12.36 0.1 undecidable manual Pg 344 23.5542 -0.035 100
GU.STV.HHZ. 2009-03-04T09:59:10.51 0.1 positive manual Pg 121 12.0768 0.115 100
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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