Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 1.9 on date 04-08-1992 and time 08:14:58 (Italy) in region 3 km E Demonte (CN)

A magnitude Md 1.9 earthquake occured in region: 3 km E Demonte (CN), on

  • 04-08-1992 06:14:58 (UTC)
  • 04-08-1992 08:14:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3240, 7.3350 at 8 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Demonte CN 3 2003 2003
Valloriate CN 4 109 2112
Moiola CN 4 234 2346
Gaiola CN 6 582 2928
Rittana CN 6 109 3037
Valdieri CN 7 935 3972
Roccasparvera CN 9 741 4713
Aisone CN 9 248 4961
Monterosso Grana CN 10 505 5466
Valgrana CN 10 786 6252
Entracque CN 11 774 7026
Bernezzo CN 11 4104 11130
Pradleves CN 11 250 11380
Roaschia CN 11 107 11487
Vignolo CN 12 2600 14087
Roccavione CN 12 2761 16848
Borgo San Dalmazzo CN 12 12468 29316
Cervasca CN 13 5013 34329
Vinadio CN 13 644 34973
Caraglio CN 13 6836 41809
Montemale di Cuneo CN 13 241 42050
Castelmagno CN 14 66 42116
Robilante CN 15 2306 44422
Dronero CN 16 7035 51457
Roccabruna CN 17 1585 53042
Boves CN 17 9835 62877
Cartignano CN 18 190 63067
Vernante CN 18 1178 64245
Villar San Costanzo CN 18 1547 65792
Cuneo CN 19 56081 121873
San Damiano Macra CN 19 430 122303

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km W of Cuneo (56081 inhabitants)
66 Km NW of Sanremo (54807 inhabitants)
80 Km SW of Moncalieri (57294 inhabitants)
88 Km SW of Torino (890529 inhabitants)
91 Km W of Savona (61345 inhabitants)
94 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 		Md 1.9
M 2.0 		1992-08-04
06:14:58		 44.324 7.335 7 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 170859
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-08-04 06:14:58 ± 0.117
Latitude 44.3240 ± 0.0072
Longitude 7.3350 ± 0.0132
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 170859

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) 1324.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00065
Epicentral distance of station farthest from the epicenter (degree) 0.01133
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

Md:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 170859
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:39:45

M:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 170859
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:48:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.LPL.Z. 1992-08-04T06:15:39.80 10.0 undecidable manual SN 340 1.2543 0.36 0.3
--.LRG.Z. 1992-08-04T06:15:35.80 10.0 undecidable manual SN 219 1.11 -0.1 0.5
--.LMR.Z. 1992-08-04T06:15:35.80 10.0 undecidable manual SN 211 1.1544 -1 0
--.FRF.Z. 1992-08-04T06:15:29.10 10.0 undecidable manual SG 213 0.9102 -0.67 0.2
--.LPL.Z. 1992-08-04T06:15:22.60 10.0 undecidable manual PN 340 1.2543 0.6 0.5
--.LRG.Z. 1992-08-04T06:15:20.40 10.0 undecidable manual PN 219 1.11 0.44 0.8
--.LMR.Z. 1992-08-04T06:15:20.80 10.0 undecidable manual PN 211 1.1544 0.32 1
--.FRF.Z. 1992-08-04T06:15:16.60 10.0 undecidable manual PG 213 0.9102 0.18 1.4
--.SBF.Z. 1992-08-04T06:15:15.50 10.0 undecidable manual SG 171 0.4551 -0.04 0.7
--.FIN.Z. 1992-08-04T06:15:11.70 10.0 undecidable manual PG 100 0.6327 -0.28 1.5
--.IMI.Z. 1992-08-04T06:15:10.45 10.0 undecidable manual PG 135 0.5661 0.22 1.6
--.BHB.Z. 1992-08-04T06:15:08.90 10.0 undecidable manual PG 354 0.4995 -0.97 0.1
--.SBF.Z. 1992-08-04T06:15:08.30 10.0 undecidable manual PG 171 0.4551 0.1 1.8
--.DOI.Z. 1992-08-04T06:15:06.50 10.0 undecidable manual SG 340 0.1887 0.54 0.3
--.ROB.Z. 1992-08-04T06:15:06.76 10.0 undecidable manual PG 93 0.3774 0.06 1.8
--.PZZ.Z. 1992-08-04T06:15:03.48 10.0 undecidable manual PG 317 0.2442 -0.37 1.2
--.DOI.Z. 1992-08-04T06:15:02.80 10.0 undecidable manual PG 340 0.1887 0.13 1.7
--.ENR.Z. 1992-08-04T06:15:01.20 10.0 undecidable manual PG 147 0.111 -0.12 1.7
--.STV.Z. 1992-08-04T06:15:00.40 10.0 undecidable manual PG 183 0.0666 0.02 1.8
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