Earthquake with magnitude of Md 2.0 on date 21-04-1990 and time 05:43:21 (UTC) in region 1 km S Cartignano (CN)

A magnitude Md 2.0 earthquake occured in region: 1 km S Cartignano (CN), on

  • 21-04-1990 05:43:21 (UTC)
  • 21-04-1990 07:43:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.47, 7.29 at 12 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
Cartignano CN 1 190 190
San Damiano Macra CN 4 430 620
Roccabruna CN 4 1585 2205
Pradleves CN 5 250 2455
Dronero CN 6 7035 9490
Monterosso Grana CN 7 505 9995
Montemale di Cuneo CN 7 241 10236
Villar San Costanzo CN 8 1547 11783
Celle di Macra CN 9 100 11883
Castelmagno CN 9 66 11949
Macra CN 9 59 12008
Valmala CN 10 52 12060
Valgrana CN 10 786 12846
Melle CN 11 292 13138
Frassino CN 12 265 13403
Caraglio CN 12 6836 20239
Brossasco CN 13 1084 21323
Venasca CN 14 1437 22760
Stroppo CN 14 103 22863
Rossana CN 14 908 23771
Bernezzo CN 15 4104 27875
Sampeyre CN 15 1022 28897
Isasca CN 15 76 28973
Busca CN 16 10181 39154
Marmora CN 16 68 39222
Rittana CN 16 109 39331
Valloriate CN 16 109 39440
Canosio CN 17 80 39520
Demonte CN 17 2003 41523
Cervasca CN 17 5013 46536
Gaiola CN 17 582 47118
Brondello CN 17 290 47408
Piasco CN 18 2774 50182
Elva CN 18 97 50279
Aisone CN 18 248 50527
Moiola CN 18 234 50761
Roccasparvera CN 19 741 51502
Gambasca CN 19 371 51873
Prazzo CN 19 170 52043
Vignolo CN 19 2600 54643
Martiniana Po CN 19 734 55377
Costigliole Saluzzo CN 19 3375 58752
Pagno CN 20 585 59337
Sanfront CN 20 2395 61732
Vinadio CN 20 644 62376

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km W of Cuneo (56081 inhabitants)
67 Km SW of Moncalieri (57294 inhabitants)
74 Km SW of Torino (890529 inhabitants)
82 Km NW of Sanremo (54807 inhabitants)
87 Km SW of Asti (76202 inhabitants)
96 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
Rev 1000 Md 2.0
M 2.2
1990-04-21
05:43:21
44.47 7.29 12 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 114559
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-04-21 05:43:21 ± 0.188
Latitude 44.47 ± 0.01
Longitude 7.29 ± 0.02
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 114559

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) 2433.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 86
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
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) 0.0004
Epicentral distance of station farthest from the epicenter (degree) 0.01133
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

Md:2

Field Value
Value 2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 114559
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:46:31

M:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 114559
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 Takeoff_angle Residual Weight
--.LMR.Z. 1990-04-21T05:44:00.79 10.0 undecidable manual SN 206 0.0113 -0.79 0.2
--.LRG.Z. 1990-04-21T05:43:59.79 10.0 undecidable manual SN 213 0.0108 -0.56 0.3
--.FRF.Z. 1990-04-21T05:43:53.20 10.0 undecidable manual SN! 207 0.0091 -2.51 0
--.LMR.Z. 1990-04-21T05:43:45.40 10.0 undecidable manual PN 206 0.0113 0.77 0.5
--.LRG.Z. 1990-04-21T05:43:44.90 10.0 undecidable manual PN 213 0.0108 0.98 0.3
--.FRF.Z. 1990-04-21T05:43:41.00 10.0 undecidable manual PN 207 0.0091 -0.23 1.2
--.SBF.Z. 1990-04-21T05:43:41.29 10.0 undecidable manual SG 170 0.0055 -1.8 0
--.PCP.Z. 1990-04-21T05:43:39.30 10.0 undecidable manual PG 84 0.008 -0.16 1.4
--.SBF.Z. 1990-04-21T05:43:34.10 10.0 undecidable manual PG 170 0.0055 0.15 1.6
--.RSP.Z. 1990-04-21T05:43:34.78 10.0 undecidable manual PG 358 0.0061 -0.45 1.2
--.RRL.Z. 1990-04-21T05:43:32.67 10.0 undecidable manual PG 321 0.0052 -0.61 1
--.ROB.Z. 1990-04-21T05:43:31.26 10.0 undecidable manual PG 111 0.004 0.37 1.4
--.ENR.Z. 1990-04-21T05:43:27.33 10.0 undecidable manual PG 158 0.0023 -0.07 1.7
--.STV.Z. 1990-04-21T05:43:26.68 10.0 undecidable manual PG 172 0.0019 0.01 1.7
--.DOI.Z. 1990-04-21T05:43:26.22 10.0 undecidable manual SG 318 0.0004 0.27 0.6
--.PZZ.Z. 1990-04-21T05:43:25.21 10.0 undecidable manual PG 285 0.0012 -0.06 1.7
--.DOI.Z. 1990-04-21T05:43:24.46 10.0 undecidable manual PG 318 0.0004 0.41 1.3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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