Earthquake with magnitude of M 3.4 on date 17-01-1986 and time 08:05:31 (Italy) in region Confine Svizzera Francia (SVIZZERA, FRANCIA)

A magnitude M 3.4 earthquake occured in region: Confine Svizzera Francia (SVIZZERA, FRANCIA), on

  • 17-01-1986 07:05:31 (UTC)
  • 17-01-1986 08:05:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.1, 6.85 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 3.4 1986-01-17
07:05:31
46.11 6.85 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 20949
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-01-17 07:05:31 ± 0.149
Latitude 46.11 ± 0.01
Longitude 6.85 ± 0.02
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 20949

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) 2270.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00348
Epicentral distance of station farthest from the epicenter (degree) 0.04363
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 26
Magnitude information

M:3.4

Field Value
Value 3.4
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 20949
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:42:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.MFF.Z. 1986-01-17T07:06:45.80 10.0 undecidable manual PN 278 0.0436 0.92 0.5
--.IMP.Z. 1986-01-17T07:06:39.70 10.0 undecidable manual SN 161 0.0207 1.58 0.1
--.LFF.Z. 1986-01-17T07:06:39.50 10.0 undecidable manual PN 257 0.0399 0.29 1
--.LPO.Z. 1986-01-17T07:06:36.50 10.0 undecidable manual PN 252 0.038 0.26 1.1
--.FIN.Z. 1986-01-17T07:06:35.10 10.0 undecidable manual SN 153 0.019 1.36 0.1
--.ROB.Z. 1986-01-17T07:06:29.20 10.0 undecidable manual SN 158 0.0174 -0.19 0.6
--.LSF.Z. 1986-01-17T07:06:27.10 10.0 undecidable manual PN 274 0.0331 -1.78 0.1
--.STV.Z. 1986-01-17T07:06:27.70 10.0 undecidable manual SN 169 0.0169 -0.34 0.6
--.CAF.Z. 1986-01-17T07:06:26.80 10.0 undecidable manual PN 252 0.032 -0.27 1.2
--.MZF.Z. 1986-01-17T07:06:18.80 10.0 undecidable manual PN 274 0.0266 -0.07 1.4
--.SSF.Z. 1986-01-17T07:06:12.70 10.0 undecidable manual PN 294 0.0223 0.24 1.5
--.AVF.Z. 1986-01-17T07:06:12.70 10.0 undecidable manual PN 287 0.0225 0.02 1.5
--.IMP.Z. 1986-01-17T07:06:10.90 10.0 undecidable manual PN 161 0.0207 0.96 0.7
--.LOR.Z. 1986-01-17T07:06:10.80 10.0 undecidable manual PN 301 0.0212 0.13 1.6
--.CDF.Z. 1986-01-17T07:06:09.70 10.0 undecidable manual PN 7 0.0209 -0.48 1.3
--.FIN.Z. 1986-01-17T07:06:07.60 10.0 undecidable manual PN 153 0.019 0.19 1.6
--.SAX.Z. 1986-01-17T07:06:07.60 10.0 undecidable manual PN 55 0.0185 1.09 0.6
--.SMF.Z. 1986-01-17T07:06:07.50 10.0 undecidable manual PN 286 0.0193 -0.24 1.5
--.SLE.Z. 1986-01-17T07:06:05.10 10.0 undecidable manual PN 33 0.018 -0.66 1.1
--.HAU.Z. 1986-01-17T07:06:05.00 10.0 undecidable manual PN 350 0.0173 0.22 1.5
--.ROB.Z. 1986-01-17T07:06:04.10 10.0 undecidable manual PN 158 0.0174 -0.8 0.9
--.STV.Z. 1986-01-17T07:06:03.50 10.0 undecidable manual PN 169 0.0169 -0.62 1.2
--.LLS.Z. 1986-01-17T07:06:02.60 10.0 undecidable manual PN 62 0.0149 1.54 0.2
--.BSF.Z. 1986-01-17T07:06:02.00 10.0 undecidable manual PN 359 0.0155 0.02 1.6
--.ZUL.Z. 1986-01-17T07:06:01.90 10.0 undecidable manual PN 37 0.0155 -0.15 1.6
--.MUO.Z. 1986-01-17T07:06:00.10 10.0 undecidable manual PN 54 0.0137 0.89 0.8
--.VAI.Z. 1986-01-17T07:05:56.20 10.0 undecidable manual PN 99 0.0121 -0.64 1.1
--.TMA.Z. 1986-01-17T07:05:56.90 10.0 undecidable manual PN 89 0.0125 -0.58 1.2
--.STG.Z. 1986-01-17T07:05:44.20 10.0 undecidable manual PG 316 0.0053 0.03 1.6
--.DIX.Z. 1986-01-17T07:05:38.60 10.0 undecidable manual PG 93 0.0035 -1.5 0.2
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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