Earthquake with magnitude of M 2.3 on date 17-07-1992 and time 08:40:03 (UTC) in region 2 km W Roaschia (CN)

A magnitude M 2.3 earthquake occured in region: 2 km W Roaschia (CN), on

  • 17-07-1992 08:40:03 (UTC)
  • 17-07-1992 10:40:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2740, 7.4380 at 6 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
Roaschia CN 2 107 107
Valdieri CN 3 935 1042
Entracque CN 5 774 1816
Roccavione CN 6 2761 4577
Moiola CN 6 234 4811
Robilante CN 6 2306 7117
Gaiola CN 7 582 7699
Borgo San Dalmazzo CN 7 12468 20167
Roccasparvera CN 8 741 20908
Vernante CN 8 1178 22086
Valloriate CN 9 109 22195
Rittana CN 9 109 22304
Vignolo CN 10 2600 24904
Boves CN 11 9835 34739
Demonte CN 12 2003 36742
Cervasca CN 13 5013 41755
Bernezzo CN 13 4104 45859
Limone Piemonte CN 14 1485 47344
Peveragno CN 16 5543 52887
Valgrana CN 16 786 53673
Caraglio CN 16 6836 60509
Cuneo CN 16 56081 116590
Monterosso Grana CN 18 505 117095
Aisone CN 18 248 117343
Montemale di Cuneo CN 19 241 117584
Beinette CN 20 3423 121007

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km SW of Cuneo (56081 inhabitants)
57 Km NW of Sanremo (54807 inhabitants)
83 Km W of Savona (61345 inhabitants)
83 Km S of Moncalieri (57294 inhabitants)
91 Km S of Torino (890529 inhabitants)
92 Km SW of Asti (76202 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
M 2.3 1992-07-17
08:40:03
44.274 7.438 6 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 169659
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-07-17 08:40:03 ± 0.521
Latitude 44.2740 ± 0.0172
Longitude 7.4380 ± 0.0506
Depth (km) 6 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 169659

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) 4456.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 201
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00235
Epicentral distance of station farthest from the epicenter (degree) 0.01198
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

M:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 169659
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:42:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.LMR.Z. 1992-07-17T08:40:41.20 10.0 undecidable manual SN 215 1.1544 -0.89 0.2
--.FRF.Z. 1992-07-17T08:40:34.70 10.0 undecidable manual SG 218 0.9102 -0.34 0.6
--.LPL.Z. 1992-07-17T08:40:28.20 10.0 undecidable manual PN 338 1.332 0.08 1.5
--.LMR.Z. 1992-07-17T08:40:26.10 10.0 undecidable manual PN 215 1.1544 0.52 1.1
--.LRG.Z. 1992-07-17T08:40:25.30 10.0 undecidable manual PN 223 1.1211 0.07 1.7
--.FRF.Z. 1992-07-17T08:40:22.40 10.0 undecidable manual PG 218 0.9102 0.89 0.6
--.SBF.Z. 1992-07-17T08:40:17.50 10.0 undecidable manual SG 180 0.3996 -1.42 0
--.DOI.Z. 1992-07-17T08:40:13.40 10.0 undecidable manual SG 328 0.2553 -0.15 0.8
--.SBF.Z. 1992-07-17T08:40:12.20 10.0 undecidable manual PG 180 0.3996 0 2
--.DOI.Z. 1992-07-17T08:40:08.60 10.0 undecidable manual PG 328 0.2553 -0.5 1.4
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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