Earthquake with magnitude of ML 2.1 on date 24-10-2008 and time 09:37:41 (Italy) in region 4 km NE Aisone (CN)

A magnitude ML 2.1 earthquake occured in region: 4 km NE Aisone (CN), on

  • 24-10-2008 07:37:41 (UTC)
  • 24-10-2008 09:37:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3430, 7.2460 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
Aisone CN 4 248 248
Demonte CN 5 2003 2251
Vinadio CN 7 644 2895
Castelmagno CN 8 66 2961
Pradleves CN 9 250 3211
Monterosso Grana CN 10 505 3716
Valloriate CN 10 109 3825
Moiola CN 12 234 4059
Rittana CN 12 109 4168
Gaiola CN 13 582 4750
Valgrana CN 13 786 5536
Sambuco CN 13 92 5628
Valdieri CN 14 935 6563
Montemale di Cuneo CN 15 241 6804
Cartignano CN 15 190 6994
Roccasparvera CN 16 741 7735
Bernezzo CN 16 4104 11839
San Damiano Macra CN 16 430 12269
Celle di Macra CN 17 100 12369
Entracque CN 17 774 13143
Caraglio CN 17 6836 19979
Dronero CN 17 7035 27014
Roccabruna CN 17 1585 28599
Pietraporzio CN 17 77 28676
Marmora CN 18 68 28744
Vignolo CN 18 2600 31344
Canosio CN 18 80 31424
Cervasca CN 18 5013 36437
Macra CN 18 59 36496
Roaschia CN 19 107 36603
Villar San Costanzo CN 19 1547 38150
Roccavione CN 19 2761 40911
Borgo San Dalmazzo CN 19 12468 53379

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km W of Cuneo (56081 inhabitants)
72 Km NW of Sanremo (54807 inhabitants)
81 Km SW of Moncalieri (57294 inhabitants)
88 Km SW of Torino (890529 inhabitants)
98 Km SW of Asti (76202 inhabitants)
98 Km W of Savona (61345 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 2.1
ML 2.1
2008-10-24
07:37:41
44.343 7.246 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 725229
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2008-10-24 07:37:41 ± 0.16
Latitude 44.3430 ± 0.0108
Longitude 7.2460 ± 0.0314
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 725229

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2737
Semi-minor axis of confidence ellipse (meter) 632
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 247
Circular confidence region, given by single value of horizontal uncertainty (meter) 2773.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 182
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) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.11331
Epicentral distance of station farthest from the epicenter (degree) 0.18796
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:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 725229
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:43:19

Md:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 725229
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:43:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.DOI.HHZ. 2008-10-24T07:37:48.16 0.3 undecidable manual Sg 0 17.871 -0.142 76
GU.PZZ.HHE. 2008-10-24T07:37:48.91 0.3 undecidable manual Sg 331 20.868 -0.316 73
GU.PZZ.HHE. 2008-10-24T07:37:46.02 0.1 undecidable manual Pg 331 20.868 0.183 100
GU.STV.HHZ. 2008-10-24T07:37:46.50 0.1 undecidable manual Sg 149 12.5763 -0.278 99
IV.DOI.HHZ. 2008-10-24T07:37:45.50 0.1 undecidable manual Pg 0 17.871 0.197 100
GU.STV.HHZ. 2008-10-24T07:37:44.66 0.1 undecidable manual Pg 149 12.5763 0.237 100
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
Waveforms Seismic signals in miniseed + resp format Download