Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.3 on date 12-10-1988 and time 19:11:11 (UTC) in region Confine Italia Francia (FRANCIA)

A magnitude Md 2.3 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 12-10-1988 19:11:11 (UTC)
  • 12-10-1988 20:11:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.6230, 6.8930 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Pontechianale CN 11 179 179
Bellino CN 11 109 288
Casteldelfino CN 14 157 445
Acceglio CN 18 162 607
Elva CN 18 97 704

Municipalities with at least 50000 inhabitants

An earthquake occurred to
58 Km W of Cuneo (56081 inhabitants)
75 Km SW of Moncalieri (57294 inhabitants)
80 Km SW 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 2.3
M 2.7 		1988-10-12
19:11:11		 44.623 6.893 10 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 78559
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-10-12 19:11:11 ± 0.326
Latitude 44.6230 ± 0.0157
Longitude 6.8930 ± 0.0359
Depth (km) 10 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 78559

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) 3331.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 107
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00243
Epicentral distance of station farthest from the epicenter (degree) 0.03084
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 78559
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:13:52

M:2.7

Field Value
Value 2.7
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 78559
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
--.BGF.Z. 1988-10-12T19:12:05.80 10.0 undecidable manual PN 305 3.4188 0.97 0.5
--.LBF.Z. 1988-10-12T19:12:02.30 10.0 undecidable manual PN 320 3.108 1.77 0.1
--.SMF.Z. 1988-10-12T19:12:00.20 10.0 undecidable manual PN 314 2.9304 2.09 0.1
--.LMR.Z. 1988-10-12T19:11:53.50 10.0 undecidable manual SN 192 1.3098 -0.03 0.7
--.FRF.Z. 1988-10-12T19:11:47.00 10.0 undecidable manual SN 189 1.0656 -0.8 0.5
--.FIN.Z. 1988-10-12T19:11:46.30 10.0 undecidable manual SG 113 1.0212 -0.28 0.7
--.IMI.Z. 1988-10-12T19:11:45.00 10.0 undecidable manual SG 134 1.0101 -1.03 0.3
--.LSD.Z. 1988-10-12T19:11:40.10 10.0 undecidable manual SG 12 0.8547 -1.01 0.4
--.SBF.Z. 1988-10-12T19:11:40.19 10.0 undecidable manual SG 152 0.8436 -0.81 0.5
--.ROB.Z. 1988-10-12T19:11:39.20 10.0 undecidable manual SG 114 0.7659 0.86 0.4
--.LMR.Z. 1988-10-12T19:11:36.20 10.0 undecidable manual PN 192 1.3098 0.34 1.5
--.LRG.Z. 1988-10-12T19:11:34.00 10.0 undecidable manual PN 198 1.221 -0.65 1.3
--.RSP.Z. 1988-10-12T19:11:32.40 10.0 undecidable manual SG 25 0.5883 -0.15 0.7
--.IMI.Z. 1988-10-12T19:11:31.40 10.0 undecidable manual PG 134 1.0101 -0.14 1.8
--.FIN.Z. 1988-10-12T19:11:31.70 10.0 undecidable manual PG 113 1.0212 -0.15 1.8
--.FRF.Z. 1988-10-12T19:11:31.20 10.0 undecidable manual PN 189 1.0656 -1.35 0.5
--.LPL.Z. 1988-10-12T19:11:28.70 10.0 undecidable manual PG 352 0.8991 -0.81 1.2
--.LPG.Z. 1988-10-12T19:11:28.40 10.0 undecidable manual PG 353 0.8769 -0.75 1.3
--.LSD.Z. 1988-10-12T19:11:28.90 10.0 undecidable manual PG 12 0.8547 0.2 1.8
--.SBF.Z. 1988-10-12T19:11:28.60 10.0 undecidable manual PG 152 0.8436 -0.03 1.8
--.BNI.Z. 1988-10-12T19:11:27.11 10.0 undecidable manual SG 340 0.444 -1.14 0.3
--.ROB.Z. 1988-10-12T19:11:27.60 10.0 undecidable manual PG 114 0.7659 0.5 1.6
--.RSP.Z. 1988-10-12T19:11:24.20 10.0 undecidable manual PG 25 0.5883 0.45 1.6
--.DOI.Z. 1988-10-12T19:11:23.14 10.0 undecidable manual SG 115 0.2664 0.57 0.6
--.RRL.Z. 1988-10-12T19:11:22.90 10.0 undecidable manual SG 345 0.3108 -0.6 0.6
--.BNI.Z. 1988-10-12T19:11:20.45 10.0 undecidable manual PG 340 0.444 -0.82 1.2
--.DOI.Z. 1988-10-12T19:11:18.52 10.0 positive manual PG 115 0.2664 0.53 3.1
--.RRL.Z. 1988-10-12T19:11:17.70 10.0 undecidable manual PG 345 0.3108 -0.83 1.2
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