Earthquake with magnitude of Md 2.5 on date 09-04-2005 and time 23:51:38 (Italy) in region 2 km W Pradleves (CN)

A magnitude Md 2.5 earthquake occured in region: 2 km W Pradleves (CN), on

  • 09-04-2005 21:51:38 (UTC)
  • 09-04-2005 23:51:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4240, 7.2540 at 2 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
Pradleves CN 2 250 250
Castelmagno CN 4 66 316
Monterosso Grana CN 6 505 821
Cartignano CN 7 190 1011
San Damiano Macra CN 7 430 1441
Celle di Macra CN 9 100 1541
Roccabruna CN 9 1585 3126
Montemale di Cuneo CN 10 241 3367
Dronero CN 10 7035 10402
Valgrana CN 10 786 11188
Macra CN 10 59 11247
Villar San Costanzo CN 12 1547 12794
Aisone CN 12 248 13042
Demonte CN 13 2003 15045
Marmora CN 13 68 15113
Valloriate CN 14 109 15222
Stroppo CN 14 103 15325
Caraglio CN 14 6836 22161
Canosio CN 14 80 22241
Rittana CN 14 109 22350
Vinadio CN 14 644 22994
Bernezzo CN 15 4104 27098
Valmala CN 15 52 27150
Gaiola CN 16 582 27732
Moiola CN 16 234 27966
Melle CN 16 292 28258
Frassino CN 17 265 28523
Sambuco CN 17 92 28615
Prazzo CN 17 170 28785
Roccasparvera CN 18 741 29526
Cervasca CN 18 5013 34539
Sampeyre CN 18 1022 35561
Elva CN 18 97 35658
Brossasco CN 19 1084 36742
Vignolo CN 19 2600 39342
Venasca CN 19 1437 40779
Rossana CN 20 908 41687
Pietraporzio CN 20 77 41764
Valdieri CN 20 935 42699

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km W of Cuneo (56081 inhabitants)
73 Km SW of Moncalieri (57294 inhabitants)
79 Km NW of Sanremo (54807 inhabitants)
80 Km SW of Torino (890529 inhabitants)
92 Km SW of Asti (76202 inhabitants)
99 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 2.5
ML-VAX 1.7
2005-04-09
21:51:38
44.424 7.254 2 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 513919
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2005-04-09 21:51:38 ± 0.127
Latitude 44.4240 ± 0.0051
Longitude 7.2540 ± 0.0135
Depth (km) 2 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 513919

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) 1216.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 217
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00065
Epicentral distance of station farthest from the epicenter (degree) 0.01449
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 513919
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 01:13:15

ML:1.7

Field Value
Value 1.7
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 513919
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MCGN.Z. 2005-04-09T21:52:29.44 10.0 undecidable manual SN 18 1.6095 -0.21 0.2
--.MCGN.Z. 2005-04-09T21:52:08.90 10.0 undecidable manual PN 18 1.6095 0.02 1.5
--.ORO.Z. 2005-04-09T21:52:04.50 10.0 undecidable manual PN 22 1.2987 0.22 0.5
--.IMI.Z. 2005-04-09T21:52:04.21 10.0 undecidable manual SG 138 0.6882 0.13 0.6
--.FIN.Z. 2005-04-09T21:52:04.87 10.0 undecidable manual SG 107 0.7104 -0.11 0.7
--.IMI.Z. 2005-04-09T21:51:53.26 10.0 undecidable manual PG 138 0.6882 -0.05 2.1
--.FIN.Z. 2005-04-09T21:51:53.82 10.0 undecidable manual PG 107 0.7104 -0.01 2.2
--.DOI.Z. 2005-04-09T21:51:41.95 10.0 undecidable manual SG 355 0.0666 0.16 0.4
--.DOI.Z. 2005-04-09T21:51:40.25 10.0 undecidable manual PG 355 0.0666 -0.2 0.8
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