Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.3 on date 09-01-1992 and time 05:51:09 (Italy) in region 4 km E Castel Vittorio (IM)

A magnitude Md 2.3 earthquake occured in region: 4 km E Castel Vittorio (IM), on

  • 09-01-1992 04:51:09 (UTC)
  • 09-01-1992 05:51:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.9420, 7.7150 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.

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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
Castel Vittorio IM 4 287 287
Pigna IM 4 859 1146
Bajardo IM 4 312 1458
Triora IM 7 355 1813
Molini di Triora IM 7 617 2430
Apricale IM 8 629 3059
Ceriana IM 8 1250 4309
Perinaldo IM 9 870 5179
Isolabona IM 9 679 5858
Montalto Ligure IM 11 377 6235
Rocchetta Nervina IM 11 298 6533
Badalucco IM 11 1136 7669
Carpasio IM 12 168 7837
Dolceacqua IM 13 2074 9911
Seborga IM 13 315 10226
Soldano IM 14 977 11203
Sanremo IM 15 54807 66010
San Biagio della Cima IM 15 1329 67339
Vallebona IM 15 1310 68649
Castellaro IM 15 1256 69905
Airole IM 15 407 70312
Taggia IM 15 14116 84428
Rezzo IM 15 366 84794
Ospedaletti IM 16 3367 88161
Camporosso IM 16 5632 93793
Briga Alta CN 16 39 93832
Pietrabruna IM 16 501 94333
Montegrosso Pian Latte IM 16 118 94451
Mendatica IM 17 185 94636
Pompeiana IM 17 823 95459
Aurigo IM 17 347 95806
Olivetta San Michele IM 17 211 96017
Vallecrosia IM 17 6956 102973
Cosio d'Arroscia IM 18 221 103194
Riva Ligure IM 18 2910 106104
Terzorio IM 18 216 106320
Prelà IM 18 503 106823
Bordighera IM 18 10469 117292
Santo Stefano al Mare IM 19 2197 119489
Ventimiglia IM 19 24310 143799
Borgomaro IM 19 865 144664
Pornassio IM 19 685 145349
Vasia IM 19 389 145738
Dolcedo IM 19 1415 147153
Pieve di Teco IM 20 1338 148491

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km NW of Sanremo (54807 inhabitants)
52 Km S of Cuneo (56081 inhabitants)
74 Km SW 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 2.3
M 2.6 		1992-01-09
04:51:09		 43.942 7.715 10 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 156609
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-01-09 04:51:09 ± 0.169
Latitude 43.9420 ± 0.0122
Longitude 7.7150 ± 0.0151
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 156609

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) 1815.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
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) 0.00113
Epicentral distance of station farthest from the epicenter (degree) 0.01546
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 156609
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:26:17

M:2.6

Field Value
Value 2.6
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 156609
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
--.CDR.Z. 1992-01-09T04:51:54.50 10.0 undecidable manual SN 260 1.4319 0.52 0.4
--.LRG.Z. 1992-01-09T04:51:46.29 10.0 undecidable manual SN 244 1.0878 0.32 0.6
--.LMR.Z. 1992-01-09T04:51:44.20 10.0 undecidable manual SN 235 1.0656 -1.05 0.2
--.LPG.Z. 1992-01-09T04:51:41.70 10.0 undecidable manual PN! 336 1.6872 2.84 0
--.LPL.Z. 1992-01-09T04:51:39.80 10.0 undecidable manual PN 336 1.7205 0.63 0.8
--.FRF.Z. 1992-01-09T04:51:38.10 10.0 undecidable manual SG 244 0.8547 -0.92 0.2
--.LSD.Z. 1992-01-09T04:51:38.37 10.0 undecidable manual PN 345 1.5651 1.33 0.1
--.PGF.Z. 1992-01-09T04:51:37.50 10.0 undecidable manual PN 145 1.6761 -1.08 0.3
--.CDR.Z. 1992-01-09T04:51:36.20 10.0 undecidable manual PN 260 1.4319 1.02 0.4
--.BNI.Z. 1992-01-09T04:51:34.40 10.0 undecidable manual PN 326 1.332 0.21 1.4
--.DOI.Z. 1992-01-09T04:51:32.00 10.0 undecidable manual SG 329 0.6438 -0.4 0.6
--.RRL.Z. 1992-01-09T04:51:31.53 10.0 undecidable manual PN 326 1.1766 -0.24 1.5
--.RSP.Z. 1992-01-09T04:51:31.79 10.0 undecidable manual PN 345 1.2543 -0.94 0.5
--.LRG.Z. 1992-01-09T04:51:31.00 10.0 undecidable manual PN 244 1.0878 0.45 1.3
--.LMR.Z. 1992-01-09T04:51:30.30 10.0 undecidable manual PN 235 1.0656 0.16 1.6
--.BHB.Z. 1992-01-09T04:51:27.11 10.0 undecidable manual PG 340 0.9435 -1.05 0.4
--.PCP.Z. 1992-01-09T04:51:26.52 10.0 undecidable manual PG 44 0.8325 0.29 1.5
--.FRF.Z. 1992-01-09T04:51:26.60 10.0 undecidable manual PG 244 0.8547 0.06 1.7
--.PZZ.Z. 1992-01-09T04:51:23.63 10.0 undecidable manual PG 322 0.7104 -0.19 1.6
--.DOI.Z. 1992-01-09T04:51:22.50 10.0 undecidable manual PG 329 0.6438 -0.22 1.6
--.STV.Z. 1992-01-09T04:51:18.15 10.0 undecidable manual PG 318 0.4107 -0.13 1.7
--.FIN.Z. 1992-01-09T04:51:18.78 10.0 undecidable manual PG 53 0.444 -0.03 1.7
--.ROB.Z. 1992-01-09T04:51:17.73 10.0 undecidable manual PG 17 0.3663 0.14 1.7
--.ENR.Z. 1992-01-09T04:51:17.16 10.0 undecidable manual PG 323 0.3552 0 1.7
--.IMI.Z. 1992-01-09T04:51:13.27 10.0 undecidable manual PG 103 0.1221 0.22 1.6
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