Earthquake with magnitude of M 2.3 on date 23-11-1990 and time 04:13:25 (UTC) in region 4 km SW Genola (CN)

A magnitude M 2.3 earthquake occured in region: 4 km SW Genola (CN), on

  • 23-11-1990 04:13:25 (UTC)
  • 23-11-1990 05:13:25 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.5570, 7.6350 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
Genola CN 4 2625 2625
Vottignasco CN 5 537 3162
Centallo CN 7 6954 10116
Fossano CN 7 24739 34855
Villafalletto CN 8 2925 37780
Sant'Albano Stura CN 9 2422 40202
Lagnasco CN 10 1453 41655
Tarantasca CN 10 2122 43777
Savigliano CN 10 21441 65218
Montanera CN 11 760 65978
Trinità CN 11 2263 68241
Costigliole Saluzzo CN 12 3375 71616
Castelletto Stura CN 12 1351 72967
Salmour CN 13 704 73671
Verzuolo CN 13 6459 80130
Manta CN 13 3787 83917
Busca CN 14 10181 94098
Marene CN 14 3175 97273
Piasco CN 14 2774 100047
Monasterolo di Savigliano CN 15 1371 101418
Scarnafigi CN 15 2162 103580
Saluzzo CN 15 16960 120540
Cervere CN 15 2236 122776
Bene Vagienna CN 16 3671 126447
Rossana CN 16 908 127355
Morozzo CN 16 2086 129441
Rocca de' Baldi CN 17 1662 131103
Ruffia CN 17 367 131470
Magliano Alpi CN 17 2253 133723
Castellar CN 17 295 134018
Pagno CN 17 585 134603
Cavallermaggiore CN 17 5533 140136
Margarita CN 18 1441 141577
Brondello CN 19 290 141867
Venasca CN 19 1437 143304
Cuneo CN 19 56081 199385
Narzole CN 19 3437 202822
Villanova Solaro CN 20 772 203594
Lequio Tanaro CN 20 782 204376

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NE of Cuneo (56081 inhabitants)
50 Km S of Moncalieri (57294 inhabitants)
58 Km S of Torino (890529 inhabitants)
59 Km SW of Asti (76202 inhabitants)
73 Km W of Savona (61345 inhabitants)
83 Km N of Sanremo (54807 inhabitants)
87 Km W of Alessandria (93943 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 1990-11-23
04:13:25
44.557 7.635 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 130939
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-11-23 04:13:25 ± 0.309
Latitude 44.5570 ± 0.0174
Longitude 7.6350 ± 0.0260
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 130939

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) 2827.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00275
Epicentral distance of station farthest from the epicenter (degree) 0.01319
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

M:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 130939
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
--.LRG.Z. 1990-11-23T04:14:12.20 10.0 undecidable manual SN 220 1.4319 0.89 0.3
--.LMR.Z. 1990-11-23T04:14:12.30 10.0 undecidable manual SN 214 1.4652 0.19 0.6
--.FRF.Z. 1990-11-23T04:14:06.30 10.0 undecidable manual SN 215 1.221 -0.02 0.6
--.LRG.Z. 1990-11-23T04:13:54.20 10.0 undecidable manual PN! 220 1.4319 2.3 0
--.LMR.Z. 1990-11-23T04:13:53.89 10.0 undecidable manual PN 214 1.4652 1.53 0.2
--.FRF.Z. 1990-11-23T04:13:49.80 10.0 undecidable manual PN 215 1.221 0.78 0.9
--.SBF.Z. 1990-11-23T04:13:49.40 10.0 undecidable manual SG 191 0.6993 -1.6 0.1
--.SBF.Z. 1990-11-23T04:13:40.50 10.0 undecidable manual PG 191 0.6993 0.33 1.7
--.RSP.Z. 1990-11-23T04:13:38.85 10.0 undecidable manual PG 336 0.6438 -0.28 1.8
--.FIN.Z. 1990-11-23T04:13:36.60 10.0 undecidable manual PG 130 0.5328 -0.42 1.6
--.PZZ.Z. 1990-11-23T04:13:33.21 10.0 undecidable manual PG 262 0.3774 -0.78 1
--.ENR.Z. 1990-11-23T04:13:33.11 10.0 undecidable manual PG 205 0.3552 -0.44 1.6
--.STV.Z. 1990-11-23T04:13:33.52 10.0 undecidable manual PG 215 0.3663 -0.28 1.8
--.ROB.Z. 1990-11-23T04:13:32.19 10.0 undecidable manual PG 146 0.3108 -0.08 1.9
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