Earthquake with magnitude of M 2.1 on date 26-08-1992 and time 03:23:51 (Italy) in region 3 km NW Villar San Costanzo (CN)

A magnitude M 2.1 earthquake occured in region: 3 km NW Villar San Costanzo (CN), on

  • 26-08-1992 01:23:51 (UTC)
  • 26-08-1992 03:23:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.5110, 7.3640 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Villar San Costanzo CN 3 1547 1547
Valmala CN 4 52 1599
Roccabruna CN 4 1585 3184
Dronero CN 5 7035 10219
Venasca CN 6 1437 11656
Rossana CN 7 908 12564
Melle CN 7 292 12856
Brossasco CN 7 1084 13940
Cartignano CN 7 190 14130
Montemale di Cuneo CN 8 241 14371
Isasca CN 9 76 14447
Busca CN 9 10181 24628
San Damiano Macra CN 9 430 25058
Frassino CN 10 265 25323
Piasco CN 10 2774 28097
Brondello CN 11 290 28387
Valgrana CN 11 786 29173
Costigliole Saluzzo CN 11 3375 32548
Caraglio CN 12 6836 39384
Monterosso Grana CN 12 505 39889
Pradleves CN 12 250 40139
Pagno CN 13 585 40724
Martiniana Po CN 13 734 41458
Gambasca CN 13 371 41829
Castellar CN 14 295 42124
Verzuolo CN 14 6459 48583
Villafalletto CN 15 2925 51508
Tarantasca CN 15 2122 53630
Macra CN 15 59 53689
Bernezzo CN 15 4104 57793
Celle di Macra CN 15 100 57893
Manta CN 15 3787 61680
Sanfront CN 16 2395 64075
Rifreddo CN 16 1078 65153
Sampeyre CN 16 1022 66175
Revello CN 16 4262 70437
Castelmagno CN 16 66 70503
Cervasca CN 16 5013 75516
Centallo CN 18 6954 82470
Rittana CN 18 109 82579
Vottignasco CN 18 537 83116
Saluzzo CN 18 16960 100076
Stroppo CN 19 103 100179
Vignolo CN 19 2600 102779
Valloriate CN 19 109 102888
Envie CN 19 2074 104962
Gaiola CN 20 582 105544
Roccasparvera CN 20 741 106285
Cuneo CN 20 56081 162366
Lagnasco CN 20 1453 163819

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of Cuneo (56081 inhabitants)
60 Km SW of Moncalieri (57294 inhabitants)
68 Km SW of Torino (890529 inhabitants)
79 Km SW of Asti (76202 inhabitants)
84 Km NW of Sanremo (54807 inhabitants)
92 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
M 2.1 1992-08-26
01:23:51
44.511 7.364 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 172189
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-08-26 01:23:51 ± 0.151
Latitude 44.5110 ± 0.0108
Longitude 7.3640 ± 0.0232
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 172189

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) 2192.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123
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) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00162
Epicentral distance of station farthest from the epicenter (degree) 0.00631
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

M:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 172189
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
--.IMI.Z. 1992-08-26T01:24:05.67 10.0 undecidable manual PG 147 0.6993 -0.57 0.6
--.FIN.Z. 1992-08-26T01:24:05.87 10.0 undecidable manual PG 116 0.6771 0.28 1.1
--.RSP.Z. 1992-08-26T01:24:04.64 10.0 undecidable manual PG 353 0.6327 -0.38 1
--.RRL.Z. 1992-08-26T01:24:03.31 10.0 undecidable manual PG 314 0.5772 -0.52 0.7
--.ROB.Z. 1992-08-26T01:24:01.36 10.0 undecidable manual PG 119 0.4107 0.51 0.8
--.BHB.Z. 1992-08-26T01:23:59.52 10.0 undecidable manual PG 347 0.3219 0.32 1.3
--.ENR.Z. 1992-08-26T01:23:58.18 10.0 undecidable manual PG 171 0.2775 -0.22 1.5
--.STV.Z. 1992-08-26T01:23:57.77 10.0 undecidable manual PG 185 0.2553 -0.14 1.6
--.PZZ.Z. 1992-08-26T01:23:57.26 10.0 undecidable manual PG 267 0.1776 0.72 0.4
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