Earthquake with magnitude of Md 2.1 on date 19-01-1991 and time 03:12:05 (UTC) in region France

A magnitude Md 2.1 earthquake occured in region: France, on

  • 19-01-1991 03:12:05 (UTC)
  • 19-01-1991 04:12:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.6480, 6.2270 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

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
Md 2.1
M 2.7
1991-01-19
03:12:05
45.648 6.227 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 134589
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1991-01-19 03:12:05 ± 0.339
Latitude 45.6480 ± 0.0199
Longitude 6.2270 ± 0.0240
Depth (km) 10 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 134589

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) 2894.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00251
Epicentral distance of station farthest from the epicenter (degree) 0.02987
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 134589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:05:29

M:2.7

Field Value
Value 2.7
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 134589
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(km) Takeoff_angle Residual Weight
--.LSF.Z. 1991-01-19T03:12:56.00 10.0 undecidable manual PN 282 3.3189 -0.62 0.5
--.TCF.Z. 1991-01-19T03:12:50.40 10.0 undecidable manual PN 284 2.8527 0.04 1.1
--.ORO.Z. 1991-01-19T03:12:49.00 10.0 undecidable manual SN! 90 1.221 4.37 0
--.DOI.Z. 1991-01-19T03:12:47.63 10.0 undecidable manual SN 147 1.3431 0.03 0.7
--.BGF.Z. 1991-01-19T03:12:45.40 10.0 undecidable manual PN 292 2.5086 -0.16 1.1
--.HAU.Z. 1991-01-19T03:12:43.30 10.0 undecidable manual PN 2 2.3532 -0.12 1.2
--.SMF.Z. 1991-01-19T03:12:37.50 10.0 undecidable manual PN 302 1.9203 -0.05 1.4
--.DOI.Z. 1991-01-19T03:12:31.34 10.0 undecidable manual PN 147 1.3431 1.73 0.1
--.ORO.Z. 1991-01-19T03:12:28.51 10.0 undecidable manual PN 90 1.221 0.62 1.3
--.BNI.Z. 1991-01-19T03:12:27.19 10.0 undecidable manual SG 152 0.6771 -1.42 0
--.LPG.Z. 1991-01-19T03:12:19.00 10.0 undecidable manual SG 112 0.3996 -0.67 0.4
--.BNI.Z. 1991-01-19T03:12:18.92 10.0 undecidable manual PG 152 0.6771 0.28 1.8
--.LPL.Z. 1991-01-19T03:12:18.50 10.0 undecidable manual SG 110 0.3663 -0.55 0.5
--.RSL.Z. 1991-01-19T03:12:16.90 10.0 undecidable manual SG 81 0.2775 0.13 0.7
--.LPG.Z. 1991-01-19T03:12:13.10 10.0 undecidable manual PG 112 0.3996 -0.38 1.4
--.LPL.Z. 1991-01-19T03:12:12.90 10.0 undecidable manual PG 110 0.3663 -0.22 1.7
--.RSL.Z. 1991-01-19T03:12:11.44 10.0 undecidable manual PG 81 0.2775 0.1 1.9
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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