Earthquake with magnitude of M 2.3 on date 02-05-1986 and time 12:05:02 (Italy) in region Near south coast of France [Land: France]

A magnitude M 2.3 earthquake occured in region: Near south coast of France [Land: France], on

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

and geographic coordinates (lat, lon) 43.5640, 6.4850 at 5 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 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 2.3 1986-05-02
10:05:02
43.564 6.485 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 26309
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-05-02 10:05:02 ± 0.624
Latitude 43.5640 ± 0.0336
Longitude 6.4850 ± 0.0505
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 26309

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) 5519.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 294
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00826
Epicentral distance of station farthest from the epicenter (degree) 0.01392
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

M:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 26309
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
--.CKI.Z. 1986-05-02T10:05:51.50 10.0 undecidable manual SN 56 1.5429 0.29 0.7
--.FIN.Z. 1986-05-02T10:05:48.40 10.0 undecidable manual SN 62 1.3875 0.72 0.4
--.ROB.Z. 1986-05-02T10:05:44.50 10.0 undecidable manual SN 53 1.2432 0.55 0.6
--.SOO.Z. 1986-05-02T10:05:38.50 10.0 undecidable manual SG 25 1.0323 -0.32 0.7
--.STV.Z. 1986-05-02T10:05:35.90 10.0 undecidable manual SG 41 0.9213 1 0.4
--.CKI.Z. 1986-05-02T10:05:31.50 10.0 undecidable manual PN 56 1.5429 0.84 0.9
--.BN9.Z. 1986-05-02T10:05:30.50 10.0 undecidable manual PN 5 1.4874 0.57 1.5
--.FIN.Z. 1986-05-02T10:05:28.90 10.0 undecidable manual PN 62 1.3875 0.28 1.8
--.ROB.Z. 1986-05-02T10:05:26.20 10.0 undecidable manual PN 53 1.2432 -0.27 2
--.IMP.Z. 1986-05-02T10:05:23.00 10.0 undecidable manual PG 70 1.0656 -1.18 0.6
--.SOO.Z. 1986-05-02T10:05:22.90 10.0 undecidable manual PG 25 1.0323 -0.61 1.4
--.STV.Z. 1986-05-02T10:05:20.40 10.0 undecidable manual PG 41 0.9213 -0.84 1
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