Earthquake with magnitude of M 2.1 on date 26-01-1989 and time 00:03:37 (Italy) in region Confine Italia Francia (FRANCIA)

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

  • 25-01-1989 23:03:37 (UTC)
  • 26-01-1989 00:03:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.5900, 6.9170 at 18 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
Bellino CN 8 109 109
Pontechianale CN 10 179 288
Casteldelfino CN 12 157 445
Acceglio CN 14 162 607
Elva CN 15 97 704
Prazzo CN 16 170 874
Stroppo CN 19 103 977
Canosio CN 20 80 1057

Municipalities with at least 50000 inhabitants

An earthquake occurred to
55 Km W of Cuneo (56081 inhabitants)
76 Km SW of Moncalieri (57294 inhabitants)
81 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
M 2.1 1989-01-25
23:03:37
44.59 6.917 18 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 86089
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-01-25 23:03:37 ± 0.283
Latitude 44.5900 ± 0.0229
Longitude 6.9170 ± 0.0407
Depth (km) 18 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 86089

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) 4104.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 205
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) 0.00138
Epicentral distance of station farthest from the epicenter (degree) 0.00899
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

M:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 86089
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
--.FIN.Z. 1989-01-25T23:04:09.65 10.0 undecidable manual SN 112 0.999 -0.48 0.3
--.IMI.Z. 1989-01-25T23:04:08.54 10.0 undecidable manual SN 133 0.9657 -1.02 0
--.ROB.Z. 1989-01-25T23:04:03.22 10.0 undecidable manual SG 112 0.7326 -0.09 0.8
--.IMI.Z. 1989-01-25T23:03:56.42 10.0 undecidable manual PN 133 0.9657 0.41 1
--.FIN.Z. 1989-01-25T23:03:56.81 10.0 undecidable manual PN 112 0.999 0.48 0.9
--.STV.Z. 1989-01-25T23:03:53.24 10.0 undecidable manual SG 138 0.444 -0.82 0.1
--.ROB.Z. 1989-01-25T23:03:52.74 10.0 undecidable manual PG 112 0.7326 0.34 1.4
--.RRL.Z. 1989-01-25T23:03:50.24 10.0 undecidable manual SG 344 0.3441 -0.58 0.3
--.STV.Z. 1989-01-25T23:03:46.97 10.0 undecidable manual PG 138 0.444 -0.09 2.1
--.RRL.Z. 1989-01-25T23:03:45.12 10.0 undecidable manual PG 344 0.3441 -0.07 2.1
--.PZZ.Z. 1989-01-25T23:03:45.67 10.0 undecidable manual SG 122 0.1554 0.16 0.8
--.PZZ.Z. 1989-01-25T23:03:42.25 10.0 undecidable manual PG 122 0.1554 0.13 2.1
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