Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.5 on date 14-06-1986 and time 18:55:46 (UTC) in region Confine Italia Francia (FRANCIA)

A magnitude Md 2.5 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 14-06-1986 18:55:46 (UTC)
  • 14-06-1986 20:55:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1230, 7.4300 at 15 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Entracque CN 13 774 774
Limone Piemonte CN 15 1485 2259
Vernante CN 16 1178 3437
Roaschia CN 17 107 3544
Valdieri CN 18 935 4479

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km SW of Cuneo (56081 inhabitants)
44 Km NW of Sanremo (54807 inhabitants)
86 Km W of Savona (61345 inhabitants)
100 Km S of Moncalieri (57294 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 2.5 1986-06-14
18:55:46		 44.123 7.43 15 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 29369
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-06-14 18:55:46 ± 0.126
Latitude 44.1230 ± 0.0084
Longitude 7.4300 ± 0.0128
Depth (km) 15 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 29369

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) 1383.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
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) 0.00227
Epicentral distance of station farthest from the epicenter (degree) 0.01684
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 29369
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:30:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CVF.Z. 1986-06-14T18:56:40.10 10.0 undecidable manual SN 145 1.8648 -0.95 0.1
--.LMR.Z. 1986-06-14T18:56:20.70 10.0 undecidable manual SN 220 1.0212 -0.32 0.6
--.LRG.Z. 1986-06-14T18:56:20.80 10.0 undecidable manual SN 229 1.0101 0.03 0.7
--.CVF.Z. 1986-06-14T18:56:18.40 10.0 undecidable manual PN 145 1.8648 0.23 1.1
--.RRL.Z. 1986-06-14T18:56:17.50 10.0 undecidable manual SN 330 0.9213 -0.86 0.2
--.FRF.Z. 1986-06-14T18:56:13.60 10.0 undecidable manual SG 225 0.7881 -0.84 0.2
--.CKI.Z. 1986-06-14T18:56:11.00 10.0 undecidable manual SG 63 0.6771 0.42 0.6
--.LRG.Z. 1986-06-14T18:56:07.10 10.0 undecidable manual PN 229 1.0101 0.64 0.9
--.FIN.Z. 1986-06-14T18:56:07.60 10.0 undecidable manual SG 81 0.555 0.57 0.5
--.LMR.Z. 1986-06-14T18:56:07.10 10.0 undecidable manual PN 220 1.0212 0.49 1.2
--.RRL.Z. 1986-06-14T18:56:05.60 10.0 undecidable manual PN 330 0.9213 0.53 1.1
--.RSP.Z. 1986-06-14T18:56:05.70 10.0 undecidable manual PN 353 1.0323 -0.95 0.4
--.FRF.Z. 1986-06-14T18:56:03.20 10.0 undecidable manual PG 225 0.7881 0.39 1.6
--.SOO.Z. 1986-06-14T18:56:02.70 10.0 undecidable manual SG 328 0.444 -0.62 0.4
--.DA9.Z. 1986-06-14T18:56:02.00 10.0 undecidable manual SG 340 0.3996 0.14 0.8
--.CKI.Z. 1986-06-14T18:56:01.00 10.0 undecidable manual PG 63 0.6771 0.41 1.6
--.IMP.Z. 1986-06-14T18:56:00.70 10.0 undecidable manual SG 121 0.3885 -0.81 0.3
--.ROB.Z. 1986-06-14T18:55:59.60 10.0 undecidable manual SG 60 0.3552 -1.04 0.2
--.FIN.Z. 1986-06-14T18:55:58.80 10.0 undecidable manual PG 81 0.555 0.27 1.9
--.SOO.Z. 1986-06-14T18:55:56.90 10.0 undecidable manual PG 328 0.444 0.51 1.3
--.SBF.Z. 1986-06-14T18:55:56.80 10.0 undecidable manual SG 179 0.2553 -0.61 0.4
--.DA9.Z. 1986-06-14T18:55:55.00 10.0 undecidable manual PG 340 0.3996 -0.55 1.3
--.ROB.Z. 1986-06-14T18:55:55.10 10.0 undecidable manual PG 60 0.3552 0.26 3.8
--.IMP.Z. 1986-06-14T18:55:55.30 10.0 undecidable manual PG 121 0.3885 -0.05 2.1
--.SBF.Z. 1986-06-14T18:55:52.70 10.0 undecidable manual PG 179 0.2553 -0.27 1.9
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