Earthquake with magnitude of ML 2.3 on date 21-08-2008 and time 14:02:01 (UTC) in region Confine Italia Francia (FRANCIA)

A magnitude ML 2.3 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 21-08-2008 14:02:01 (UTC)
  • 21-08-2008 16:02:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.8760, 6.7030 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
Claviere TO 8 214 214
Cesana Torinese TO 11 967 1181
Sauze di Cesana TO 15 244 1425
Sestriere TO 17 929 2354

Municipalities with at least 50000 inhabitants

An earthquake occurred to
79 Km W of Moncalieri (57294 inhabitants)
80 Km W of Torino (890529 inhabitants)
86 Km NW of Cuneo (56081 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 2.7
ML 2.3
2008-08-21
14:02:01
44.876 6.703 5 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 712209
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2008-08-21 14:02:01 ± 0.42
Latitude 44.8760 ± 0.0117
Longitude 6.7030 ± 0.0330
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 712209

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2632
Semi-minor axis of confidence ellipse (meter) 1263
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 260
Circular confidence region, given by single value of horizontal uncertainty (meter) 2906.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 235
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.76
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.35078
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 712209
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:28:58

Md:2.7

Field Value
Value 2.7
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 712209
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:28:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.TRAV.HHZ. 2008-08-21T14:02:34.09 0.6 undecidable manual Sg 49 108.0141 0.077 45
IV.MRGE.HHZ. 2008-08-21T14:02:32.12 0.6 undecidable manual Sg 16 103.0191 -0.579 40
CH.MMK.HHZ. 2008-08-21T14:02:31.11 10.0 undecidable manual Pg 0 0 0
CH.DIX.HHZ. 2008-08-21T14:02:31.42 10.0 undecidable manual Pg 0 0 0
GU.PCP.HHZ. 2008-08-21T14:02:27.57 0.1 undecidable manual Pn 104 149.9388 0.884 64
GU.LSD.HHZ. 2008-08-21T14:02:23.26 0.3 undecidable manual Sg 27 73.0713 -1.427 43
GU.TRAV.HHZ. 2008-08-21T14:02:20.65 0.1 negative manual Pg 49 108.0141 0.425 83
IV.MRGE.HHZ. 2008-08-21T14:02:20.02 0.3 undecidable manual Pg 16 103.0191 0.553 61
IV.DOI.HHZ. 2008-08-21T14:02:20.52 0.3 undecidable manual Sg 134 59.496 -0.549 66
IV.MONC.HHZ. 2008-08-21T14:02:20.43 0.1 undecidable manual Pn 77 98.5236 1.656 47
GU.RSP.HHZ. 2008-08-21T14:02:19.03 0.6 undecidable manual Sg 55 53.502 -0.437 46
GU.PZZ.HHE. 2008-08-21T14:02:18.54 0.6 undecidable manual Sg 141 52.3032 -0.614 44
GU.BHB.HHZ. 2008-08-21T14:02:16.81 0.6 undecidable manual Sg 96 44.3223 -0.048 51
GU.LSD.HHZ. 2008-08-21T14:02:14.57 0.1 negative manual Pg 27 73.0713 -0.27 92
IV.DOI.HHZ. 2008-08-21T14:02:12.64 0.1 undecidable manual Pg 134 59.496 -0.109 98
GU.PZZ.HHE. 2008-08-21T14:02:11.33 0.1 undecidable manual Pg 141 52.3032 -0.317 95
GU.RSP.HHZ. 2008-08-21T14:02:11.88 0.1 undecidable manual Pg 55 53.502 0.052 100
GU.BHB.HHZ. 2008-08-21T14:02:10.57 0.1 undecidable manual Pg 96 44.3223 0.252 98
IV.MURB.HHE. 2008-08-21T14:01:58.38 10.0 undecidable manual Pg 0 0 0
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
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