Earthquake with magnitude of M 2.0 on date 03-09-1986 and time 00:15:06 (UTC) in region 2 km SW Castelmagno (CN)

A magnitude M 2.0 earthquake occured in region: 2 km SW Castelmagno (CN), on

  • 03-09-1986 00:15:06 (UTC)
  • 03-09-1986 02:15:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3950, 7.1960 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
Castelmagno CN 2 66 66
Pradleves CN 7 250 316
Aisone CN 9 248 564
Vinadio CN 10 644 1208
Celle di Macra CN 10 100 1308
Monterosso Grana CN 10 505 1813
Marmora CN 11 68 1881
Sambuco CN 11 92 1973
Canosio CN 11 80 2053
San Damiano Macra CN 12 430 2483
Macra CN 12 59 2542
Cartignano CN 12 190 2732
Demonte CN 12 2003 4735
Stroppo CN 14 103 4838
Pietraporzio CN 14 77 4915
Roccabruna CN 15 1585 6500
Prazzo CN 15 170 6670
Valgrana CN 15 786 7456
Montemale di Cuneo CN 15 241 7697
Valloriate CN 16 109 7806
Dronero CN 16 7035 14841
Rittana CN 17 109 14950
Moiola CN 18 234 15184
Villar San Costanzo CN 18 1547 16731
Argentera CN 18 83 16814
Gaiola CN 18 582 17396
Elva CN 18 97 17493
Acceglio CN 19 162 17655
Caraglio CN 19 6836 24491
Bernezzo CN 19 4104 28595

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km W of Cuneo (56081 inhabitants)
78 Km SW of Moncalieri (57294 inhabitants)
79 Km NW of Sanremo (54807 inhabitants)
85 Km SW of Torino (890529 inhabitants)
98 Km SW of Asti (76202 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 2.0 1986-09-03
00:15:06
44.395 7.196 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 33519
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-09-03 00:15:06 ± 0.171
Latitude 44.3950 ± 0.0176
Longitude 7.1960 ± 0.0308
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 33519

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) 3138.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 182
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.00113
Epicentral distance of station farthest from the epicenter (degree) 0.00615
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

M:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 33519
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
--.IMP.Z. 1986-09-03T00:15:29.90 10.0 undecidable manual SG 133 0.6882 -0.69 0.1
--.ROB.Z. 1986-09-03T00:15:23.70 10.0 undecidable manual SG 100 0.4884 -0.51 0.3
--.IMP.Z. 1986-09-03T00:15:20.60 10.0 undecidable manual PG 133 0.6882 0.2 1.3
--.ROB.Z. 1986-09-03T00:15:17.20 10.0 undecidable manual PG 100 0.4884 0.49 0.7
--.ENR.Z. 1986-09-03T00:15:15.60 10.0 undecidable manual SG 136 0.222 -0.26 0.7
--.STV.Z. 1986-09-03T00:15:14.40 10.0 undecidable manual SG 146 0.1665 0.47 0.4
--.SOO.Z. 1986-09-03T00:15:12.90 10.0 undecidable manual SG 328 0.1221 0.38 0.5
--.ENR.Z. 1986-09-03T00:15:11.90 10.0 undecidable manual PG 136 0.222 0.01 2.3
--.STV.Z. 1986-09-03T00:15:10.70 10.0 undecidable manual PG 146 0.1665 -0.08 2.3
--.SOO.Z. 1986-09-03T00:15:09.60 10.0 undecidable manual PG 328 0.1221 -0.37 1.4
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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