Earthquake with magnitude of Md 2.0 on date 05-03-1989 and time 16:51:48 (Italy) in region 2 km E Pontechianale (CN)

A magnitude Md 2.0 earthquake occured in region: 2 km E Pontechianale (CN), on

  • 05-03-1989 15:51:48 (UTC)
  • 05-03-1989 16:51:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.62, 7.05 at 17 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
Pontechianale CN 2 179 179
Casteldelfino CN 4 157 336
Bellino CN 5 109 445
Elva CN 9 97 542
Sampeyre CN 12 1022 1564
Crissolo CN 12 168 1732
Oncino CN 13 76 1808
Ostana CN 14 83 1891
Stroppo CN 14 103 1994
Prazzo CN 15 170 2164
Acceglio CN 17 162 2326
Macra CN 17 59 2385
Celle di Macra CN 18 100 2485
Marmora CN 18 68 2553
Canosio CN 19 80 2633
Frassino CN 19 265 2898
Paesana CN 19 2784 5682

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km NW of Cuneo (56081 inhabitants)
66 Km SW of Moncalieri (57294 inhabitants)
71 Km SW of Torino (890529 inhabitants)
96 Km W of Asti (76202 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
Rev 1000 Md 2.0
ML-VAX 1.6
1989-03-05
15:51:48
44.62 7.05 17 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 87999
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-03-05 15:51:48 ± 0.215
Latitude 44.62 ± 0.01
Longitude 7.05 ± 0.03
Depth (km) 17 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 87999

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) 2773.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 164
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
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) 0.00105
Epicentral distance of station farthest from the epicenter (degree) 0.00834
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

Field Value
Value 2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 87999
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:22:34

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 87999
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 Takeoff_angle Residual Weight
--.IMI.Z. 1989-03-05T15:52:19.10 10.0 undecidable manual SN 139 0.0083 -1.13 0
--.FIN.Z. 1989-03-05T15:52:19.30 10.0 undecidable manual SN 116 0.0083 -0.74 0.2
--.LSD.Z. 1989-03-05T15:52:16.70 10.0 undecidable manual SG 4 0.0075 -1.12 0
--.ROB.Z. 1989-03-05T15:52:11.80 10.0 undecidable manual SG 118 0.006 -0.54 0.4
--.RSP.Z. 1989-03-05T15:52:08.20 10.0 undecidable manual SG 15 0.0049 -0.39 0.6
--.IMI.Z. 1989-03-05T15:52:07.28 10.0 undecidable manual PN 139 0.0083 0.29 1.2
--.FIN.Z. 1989-03-05T15:52:07.34 10.0 undecidable manual PN 116 0.0083 0.46 1
--.LSD.Z. 1989-03-05T15:52:05.60 10.0 undecidable manual PG 4 0.0075 0 1.6
--.STV.Z. 1989-03-05T15:52:03.60 10.0 undecidable manual SG 151 0.0037 -0.86 0.2
--.ROB.Z. 1989-03-05T15:52:02.73 10.0 undecidable manual PG 118 0.006 0.3 1.5
--.RRL.Z. 1989-03-05T15:52:01.90 10.0 undecidable manual SG 327 0.0032 -0.55 0.4
--.RSP.Z. 1989-03-05T15:52:00.95 10.0 undecidable manual PG 15 0.0049 0.68 0.8
--.STV.Z. 1989-03-05T15:51:58.13 10.0 undecidable manual PG 151 0.0037 0.25 1.8
--.DOI.Z. 1989-03-05T15:51:57.35 10.0 undecidable manual SG 130 0.0016 0.06 0.8
--.RRL.Z. 1989-03-05T15:51:56.70 10.0 undecidable manual PG 327 0.0032 -0.02 2
--.PZZ.Z. 1989-03-05T15:51:54.90 10.0 undecidable manual SG 163 0.0011 -0.91 0.1
--.DOI.Z. 1989-03-05T15:51:54.30 10.0 positive manual PG 130 0.0016 0.29 3.4
--.PZZ.Z. 1989-03-05T15:51:52.83 10.0 undecidable manual PG 163 0.0011 -0.06 2
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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