Earthquake with magnitude of Md 2.0 on date 30-05-1986 and time 22:29:08 (Italy) in region Confine Italia Francia (FRANCIA)

A magnitude Md 2.0 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 30-05-1986 20:29:08 (UTC)
  • 30-05-1986 22:29:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1460, 7.1920 at 9 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
Vinadio CN 18 644 644
Aisone CN 19 248 892
Entracque CN 20 774 1666

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km SW of Cuneo (56081 inhabitants)
60 Km NW of Sanremo (54807 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 2.0 1986-05-30
20:29:08
44.146 7.192 9 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 28249
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-05-30 20:29:08 ± 0.2
Latitude 44.1460 ± 0.0079
Longitude 7.1920 ± 0.0107
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 28249

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) 1228.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 293
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00130
Epicentral distance of station farthest from the epicenter (degree) 0.00453
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitude information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 28249
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:29:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ROB.Z. 1986-05-30T20:29:27.00 10.0 undecidable manual SG 72 0.4995 -0.15 0.3
--.DA9.Z. 1986-05-30T20:29:22.20 10.0 undecidable manual SG 6 0.3552 -0.05 0.8
--.ROB.Z. 1986-05-30T20:29:19.40 10.0 undecidable manual PG 72 0.4995 0.1 1.3
--.DA9.Z. 1986-05-30T20:29:16.50 10.0 undecidable manual PG 6 0.3552 0.03 2.2
--.STV.Z. 1986-05-30T20:29:15.10 10.0 undecidable manual SG 43 0.1443 0.2 0.2
--.STV.Z. 1986-05-30T20:29:12.10 10.0 undecidable manual PG 43 0.1443 -0.13 1.2
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