Earthquake with magnitude of Md 2.2 on date 14-12-1988 and time 15:47:33 (UTC) in region Confine Italia Svizzera (SVIZZERA)

A magnitude Md 2.2 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on

  • 14-12-1988 15:47:33 (UTC)
  • 14-12-1988 16:47:33 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.9680, 7.3660 at 9 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
Bionaz AO 11 236 236
Oyace AO 13 219 455
Ollomont AO 14 157 612
Valpelline AO 16 657 1269
Doues AO 17 510 1779
Allein AO 19 229 2008
Etroubles AO 19 501 2509
Saint-Oyen AO 20 203 2712

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 2.2
M 2.4
1988-12-14
15:47:33
45.968 7.366 9 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 83379
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-12-14 15:47:33 ± 0.833
Latitude 45.9680 ± 0.0528
Longitude 7.3660 ± 0.0354
Depth (km) 9 ± 7 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 83379

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) 6477.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 279
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
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) 0.00478
Epicentral distance of station farthest from the epicenter (degree) 0.01319
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 83379
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:18:18

M:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 83379
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
--.PZZ.Z. 1988-12-14T15:48:19.20 10.0 undecidable manual SN 187 1.4652 -0.24 0.4
--.BNI.Z. 1988-12-14T15:48:09.80 10.0 undecidable manual SG 207 1.0212 0.89 0.2
--.RRL.Z. 1988-12-14T15:48:09.90 10.0 undecidable manual SN 201 1.11 -1.22 0.1
--.PZZ.Z. 1988-12-14T15:48:02.00 10.0 undecidable manual PN 187 1.4652 1.96 0.2
--.RSP.Z. 1988-12-14T15:48:01.70 10.0 undecidable manual SG 185 0.8214 -0.32 0.7
--.RRL.Z. 1988-12-14T15:47:55.20 10.0 undecidable manual PN 201 1.11 -0.04 1.2
--.BNI.Z. 1988-12-14T15:47:53.60 10.0 undecidable manual PG 207 1.0212 -0.36 1.2
--.ORX.Z. 1988-12-14T15:47:53.30 10.0 undecidable manual SG 127 0.5439 0.11 0.7
--.LSD.Z. 1988-12-14T15:47:53.00 10.0 undecidable manual SG 195 0.5328 0.25 0.4
--.RSP.Z. 1988-12-14T15:47:50.00 10.0 undecidable manual PG 185 0.8214 0.02 1.8
--.LSD.Z. 1988-12-14T15:47:44.70 10.0 negative manual PG 195 0.5328 0.07 3.6
--.ORX.Z. 1988-12-14T15:47:44.80 10.0 undecidable manual PG 127 0.5439 -0.09 1.5
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