Earthquake with magnitude of Md 2.0 on date 16-07-1988 and time 22:26:33 (UTC) in region Confine Italia Francia (FRANCIA)

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

  • 16-07-1988 22:26:33 (UTC)
  • 17-07-1988 00:26:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.9200, 6.7050 at 11 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
Claviere TO 4 214 214
Cesana Torinese TO 8 967 1181
Sauze di Cesana TO 13 244 1425
Sestriere TO 14 929 2354
Oulx TO 16 3307 5661
Sauze d'Oulx TO 17 1109 6770
Bardonecchia TO 18 3215 9985

Municipalities with at least 50000 inhabitants

An earthquake occurred to
78 Km W of Moncalieri (57294 inhabitants)
79 Km W of Torino (890529 inhabitants)
89 Km NW of Cuneo (56081 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
ML-VAX 1.5
1988-07-16
22:26:33
44.92 6.705 11 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 73619
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-07-16 22:26:33 ± 0.186
Latitude 44.9200 ± 0.0075
Longitude 6.7050 ± 0.0194
Depth (km) 11 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 73619

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) 1742.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 206
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) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00049
Epicentral distance of station farthest from the epicenter (degree) 0.01182
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 73619
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:09:33

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 73619
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.IMP.Z. 1988-07-16T22:27:15.00 10.0 undecidable manual SN 139 1.3098 -0.09 0.4
--.IMP.Z. 1988-07-16T22:26:58.50 10.0 undecidable manual PN 139 1.3098 0.98 0.1
--.LSD.Z. 1988-07-16T22:26:55.40 10.0 undecidable manual SG 30 0.6216 -0.07 0.7
--.DOI.Z. 1988-07-16T22:26:53.80 10.0 undecidable manual SG 137 0.555 -0.52 0.3
--.SOO.Z. 1988-07-16T22:26:51.20 10.0 undecidable manual SG 145 0.4995 -0.32 0.5
--.RSP.Z. 1988-07-16T22:26:50.10 10.0 undecidable manual SG 59 0.444 0.12 0.8
--.LSD.Z. 1988-07-16T22:26:46.80 10.0 undecidable manual PG 30 0.6216 0.61 0.7
--.DOI.Z. 1988-07-16T22:26:45.00 10.0 undecidable manual PG 137 0.555 -0.11 1.7
--.SOO.Z. 1988-07-16T22:26:43.80 10.0 undecidable manual PG 145 0.4995 -0.11 1.8
--.RSP.Z. 1988-07-16T22:26:42.60 10.0 undecidable manual PG 59 0.444 -0.42 1
--.BNI.Z. 1988-07-16T22:26:39.33 10.0 undecidable manual SG 352 0.1221 -0.41 0.5
--.RRL.Z. 1988-07-16T22:26:38.10 10.0 undecidable manual SG 90 0.0555 0.36 0.4
--.RRL.Z. 1988-07-16T22:26:36.10 10.0 undecidable manual PG 90 0.0555 0.15 1.8
--.BNI.Z. 1988-07-16T22:26:36.97 10.0 negative manual PG 352 0.1221 -0.14 3.6
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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