Earthquake with magnitude of Md 2.1 on date 05-06-1986 and time 10:40:37 (UTC) in region Confine Italia Francia (FRANCIA)

A magnitude Md 2.1 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 05-06-1986 10:40:37 (UTC)
  • 05-06-1986 12:40:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.7760, 6.8740 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
Sauze di Cesana TO 18 244 244
Prali TO 19 246 490
Bobbio Pellice TO 20 563 1053

Municipalities with at least 50000 inhabitants

An earthquake occurred to
69 Km NW of Cuneo (56081 inhabitants)
69 Km W of Moncalieri (57294 inhabitants)
72 Km W of Torino (890529 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 2.1 1986-06-05
10:40:37
44.776 6.874 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 28749
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-06-05 10:40:37 ± 0.161
Latitude 44.7760 ± 0.0106
Longitude 6.8740 ± 0.0263
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 28749

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) 2389.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 186
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00138
Epicentral distance of station farthest from the epicenter (degree) 0.00631
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 28749
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:30:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.LSD.Z. 1986-06-05T10:41:02.70 10.0 undecidable manual SG 16 0.6993 0.24 0.4
--.DA9.Z. 1986-06-05T10:40:52.00 10.0 undecidable manual SG 135 0.3774 0.14 0.7
--.LSD.Z. 1986-06-05T10:40:51.70 10.0 undecidable manual PG 16 0.6993 -0.32 1
--.SOO.Z. 1986-06-05T10:40:50.30 10.0 undecidable manual SG 149 0.3108 0.49 0.2
--.DA9.Z. 1986-06-05T10:40:46.00 10.0 undecidable manual PG 135 0.3774 0.1 2.1
--.RRL.Z. 1986-06-05T10:40:45.20 10.0 undecidable manual SG 336 0.1554 0.46 0.4
--.SOO.Z. 1986-06-05T10:40:44.30 10.0 undecidable manual PG 149 0.3108 -0.42 0.9
--.RRL.Z. 1986-06-05T10:40:41.80 10.0 undecidable manual PG 336 0.1554 0.01 2.3
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