Earthquake with magnitude of Md 2.0 on date 18-11-1988 and time 12:55:58 (Italy) in region Confine Italia Francia (FRANCIA)

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

  • 18-11-1988 11:55:58 (UTC)
  • 18-11-1988 12:55:58 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.7670, 6.8330 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sauze di Cesana TO 20 244 244

Municipalities with at least 50000 inhabitants

An earthquake occurred to
70 Km NW of Cuneo (56081 inhabitants)
72 Km W of Moncalieri (57294 inhabitants)
75 Km W of Torino (890529 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
M 2.1
1988-11-18
11:55:58
44.767 6.833 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 81459
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-11-18 11:55:58 ± 0.11
Latitude 44.7670 ± 0.0062
Longitude 6.8330 ± 0.0156
Depth (km) 10 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 81459

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) 1414.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 193
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00138
Epicentral distance of station farthest from the epicenter (degree) 0.01028
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 81459
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:16:37

M:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 81459
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
--.LSD.Z. 1988-11-18T11:56:23.00 10.0 undecidable manual SG 18 0.7215 -0.84 0
--.IMI.Z. 1988-11-18T11:56:20.10 10.0 undecidable manual PN 138 1.1433 -0.25 0.7
--.STV.Z. 1988-11-18T11:56:20.40 10.0 undecidable manual SG 145 0.6216 -0.2 0.4
--.FIN.Z. 1988-11-18T11:56:20.48 10.0 undecidable manual PN 119 1.1211 0.33 0.5
--.RSP.Z. 1988-11-18T11:56:16.10 10.0 undecidable manual SG 37 0.4884 -0.09 0.7
--.LSD.Z. 1988-11-18T11:56:13.29 10.0 undecidable manual PG 18 0.7215 0.11 1.4
--.DOI.Z. 1988-11-18T11:56:13.50 10.0 undecidable manual SG 131 0.3885 0.32 0.3
--.STV.Z. 1988-11-18T11:56:11.13 10.0 undecidable manual PG 145 0.6216 -0.18 1.2
--.BNI.Z. 1988-11-18T11:56:10.00 10.0 undecidable manual SG 339 0.2997 -0.33 0.3
--.SOO.Z. 1988-11-18T11:56:10.60 10.0 undecidable manual SG 143 0.3219 -0.33 0.3
--.RSP.Z. 1988-11-18T11:56:09.60 10.0 undecidable manual PG 37 0.4884 0.29 0.8
--.DOI.Z. 1988-11-18T11:56:07.00 10.0 undecidable manual PG 131 0.3885 -0.03 1.8
--.SOO.Z. 1988-11-18T11:56:05.70 10.0 undecidable manual PG 143 0.3219 -0.03 1.8
--.RRL.Z. 1988-11-18T11:56:05.50 10.0 undecidable manual SG 347 0.1554 -0.07 0.7
--.BNI.Z. 1988-11-18T11:56:05.40 10.0 positive manual PG 339 0.2997 0.02 3.5
--.RRL.Z. 1988-11-18T11:56:02.69 10.0 undecidable manual PG 347 0.1554 0.06 1.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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