Earthquake with magnitude of Md 2.2 on date 17-01-1986 and time 19:48:03 (Italy) in region 4 km W Valloriate (CN)

A magnitude Md 2.2 earthquake occured in region: 4 km W Valloriate (CN), on

  • 17-01-1986 18:48:03 (UTC)
  • 17-01-1986 19:48:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.3580, 7.3300 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
Valloriate CN 4 109 109
Demonte CN 5 2003 2112
Rittana CN 6 109 2221
Monterosso Grana CN 6 505 2726
Moiola CN 6 234 2960
Gaiola CN 7 582 3542
Valgrana CN 7 786 4328
Pradleves CN 8 250 4578
Roccasparvera CN 9 741 5319
Bernezzo CN 9 4104 9423
Montemale di Cuneo CN 10 241 9664
Aisone CN 10 248 9912
Caraglio CN 10 6836 16748
Valdieri CN 10 935 17683
Castelmagno CN 11 66 17749
Vignolo CN 11 2600 20349
Cervasca CN 11 5013 25362
Dronero CN 13 7035 32397
Roccavione CN 13 2761 35158
Borgo San Dalmazzo CN 13 12468 47626
Roccabruna CN 13 1585 49211
Vinadio CN 14 644 49855
Cartignano CN 14 190 50045
Roaschia CN 14 107 50152
Entracque CN 14 774 50926
Villar San Costanzo CN 15 1547 52473
San Damiano Macra CN 16 430 52903
Robilante CN 16 2306 55209
Boves CN 18 9835 65044
Cuneo CN 18 56081 121125
Celle di Macra CN 18 100 121225
Macra CN 20 59 121284

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km W of Cuneo (56081 inhabitants)
70 Km NW of Sanremo (54807 inhabitants)
77 Km SW of Moncalieri (57294 inhabitants)
84 Km SW of Torino (890529 inhabitants)
92 Km SW of Asti (76202 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
Md 2.2 1986-01-17
18:48:03
44.358 7.33 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 21079
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-01-17 18:48:03 ± 0.575
Latitude 44.3580 ± 0.0406
Longitude 7.3300 ± 0.0551
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 21079

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) 6286.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 189
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) 0.00348
Epicentral distance of station farthest from the epicenter (degree) 0.00745
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 21079
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:23:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.BN9.Z. 1986-01-17T18:48:30.50 10.0 undecidable manual SG 326 0.8214 -1.73 0
--.FIN.Z. 1986-01-17T18:48:25.50 10.0 undecidable manual SG 103 0.6327 -0.69 0.4
--.IMP.Z. 1986-01-17T18:48:23.90 10.0 undecidable manual SG 137 0.5883 -0.73 0.2
--.BN9.Z. 1986-01-17T18:48:20.50 10.0 undecidable manual PG 326 0.8214 0.41 0.9
--.CKI.Z. 1986-01-17T18:48:17.70 10.0 undecidable manual PG 84 0.6771 0.46 0.9
--.FIN.Z. 1986-01-17T18:48:16.80 10.0 positive manual PG 103 0.6327 0.19 2.3
--.ROB.Z. 1986-01-17T18:48:16.50 10.0 undecidable manual SG 98 0.3885 -1.53 0
--.IMP.Z. 1986-01-17T18:48:15.60 10.0 positive manual PG 137 0.5883 -0.11 2.5
--.ROB.Z. 1986-01-17T18:48:12.40 10.0 positive manual PG 98 0.3885 0.5 1.8
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download