Earthquake with magnitude of Md 2.1 on date 27-06-1990 and time 08:13:09 (Italy) in region Confine Italia Francia (FRANCIA)

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

  • 27-06-1990 06:13:09 (UTC)
  • 27-06-1990 08:13:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.3990, 6.6390 at 8 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

An earthquake occurred to
89 Km W of Torino (890529 inhabitants)
93 Km W of Moncalieri (57294 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 2.4
1990-06-27
06:13:09
45.399 6.639 8 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 121729
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-06-27 06:13:09 ± 0.181
Latitude 45.3990 ± 0.0129
Longitude 6.6390 ± 0.0251
Depth (km) 8 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 121729

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) 2432.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 213
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.00113
Epicentral distance of station farthest from the epicenter (degree) 0.01166
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 121729
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:53:06

M:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 121729
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
--.DOI.Z. 1990-06-27T06:13:43.00 10.0 undecidable manual SG 154 0.9879 -0.25 0.3
--.ENR.Z. 1990-06-27T06:13:33.34 10.0 undecidable manual PN 154 1.2987 0.08 1.1
--.STV.Z. 1990-06-27T06:13:32.94 10.0 undecidable manual PN 156 1.2432 0.36 0.4
--.DOI.Z. 1990-06-27T06:13:29.00 10.0 undecidable manual PG 154 0.9879 0.17 1.1
--.PZZ.Z. 1990-06-27T06:13:28.20 10.0 undecidable manual PG 159 0.9435 -0.05 1.4
--.ORX.Z. 1990-06-27T06:13:28.34 10.0 undecidable manual PG 75 0.9657 -0.05 1.4
--.BNI.Z. 1990-06-27T06:13:22.16 10.0 undecidable manual SG 175 0.3441 -0.39 0.2
--.RSP.Z. 1990-06-27T06:13:20.20 10.0 undecidable manual PG 119 0.4995 0.31 0.7
--.RRL.Z. 1990-06-27T06:13:19.76 10.0 undecidable manual PG 167 0.4884 0.26 1
--.BNI.Z. 1990-06-27T06:13:16.66 10.0 positive manual PG 175 0.3441 -0.22 2.2
--.LSD.Z. 1990-06-27T06:13:16.90 10.0 undecidable manual PG 80 0.3552 -0.34 0.6
--.LPG.Z. 1990-06-27T06:13:14.80 10.0 undecidable manual SG 38 0.1221 0.04 0.7
--.LPL.Z. 1990-06-27T06:13:12.30 10.0 undecidable manual PG 29 0.1221 -0.24 1.1
--.LPG.Z. 1990-06-27T06:13:12.50 10.0 undecidable manual PG 38 0.1221 0.12 1.6
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