Earthquake with magnitude of Md 2.3 on date 02-03-1989 and time 17:33:11 (Italy) in region 1 km SE Elva (CN)

A magnitude Md 2.3 earthquake occured in region: 1 km SE Elva (CN), on

  • 02-03-1989 16:33:11 (UTC)
  • 02-03-1989 17:33:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.5340, 7.1040 at 13 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
Elva CN 1 97 97
Stroppo CN 4 103 200
Prazzo CN 7 170 370
Casteldelfino CN 7 157 527
Macra CN 7 59 586
Celle di Macra CN 8 100 686
Marmora CN 8 68 754
Sampeyre CN 9 1022 1776
Bellino CN 9 109 1885
Canosio CN 9 80 1965
Acceglio CN 11 162 2127
Pontechianale CN 12 179 2306
San Damiano Macra CN 13 430 2736
Frassino CN 14 265 3001
Cartignano CN 16 190 3191
Castelmagno CN 16 66 3257
Oncino CN 17 76 3333
Melle CN 18 292 3625
Ostana CN 19 83 3708
Crissolo CN 19 168 3876
Pradleves CN 19 250 4126
Valmala CN 19 52 4178
Roccabruna CN 20 1585 5763

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km W of Cuneo (56081 inhabitants)
69 Km SW of Moncalieri (57294 inhabitants)
75 Km SW of Torino (890529 inhabitants)
96 Km NW of Sanremo (54807 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
Bulletin
Rev1000
Md 2.3
ML-VAX 1.5
1989-03-02
16:33:11
44.534 7.104 13 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 87849
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-03-02 16:33:11 ± 0.133
Latitude 44.5340 ± 0.0093
Longitude 7.1040 ± 0.0201
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 87849

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) 1898.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 122
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00024
Epicentral distance of station farthest from the epicenter (degree) 0.01141
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 87849
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:22:26

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 87849
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(km) Takeoff_angle Residual Weight
--.LMR.Z. 1989-03-02T16:33:51.50 10.0 undecidable manual SN 199 1.2654 -0.42 0.4
--.LRG.Z. 1989-03-02T16:33:50.30 10.0 undecidable manual SN 206 1.1988 0.03 0.6
--.LPL.Z. 1989-03-02T16:33:45.10 10.0 undecidable manual SN 345 1.0101 -0.7 0.3
--.LPG.Z. 1989-03-02T16:33:44.60 10.0 undecidable manual SN 345 0.9879 -0.69 0.3
--.FIN.Z. 1989-03-02T16:33:40.40 10.0 undecidable manual SG 112 0.8436 -0.72 0.3
--.IMI.Z. 1989-03-02T16:33:39.30 10.0 undecidable manual SG 137 0.8325 -1.42 0
--.LRG.Z. 1989-03-02T16:33:35.00 10.0 undecidable manual PN 206 1.1988 0.99 0.3
--.SBF.Z. 1989-03-02T16:33:35.40 10.0 undecidable manual SG 160 0.7104 -1.18 0.1
--.LMR.Z. 1989-03-02T16:33:35.91 10.0 undecidable manual PN 199 1.2654 0.95 0.4
--.RSP.Z. 1989-03-02T16:33:33.70 10.0 undecidable manual SG 9 0.6216 -0.16 0.8
--.ROB.Z. 1989-03-02T16:33:32.50 10.0 undecidable manual SG 112 0.5883 -0.35 0.7
--.BNI.Z. 1989-03-02T16:33:32.90 10.0 undecidable manual SG 329 0.5883 -0.88 0.2
--.LPG.Z. 1989-03-02T16:33:31.30 10.0 undecidable manual PN 345 0.9879 0.17 1.6
--.LPL.Z. 1989-03-02T16:33:31.41 10.0 undecidable manual PN 345 1.0101 -0.02 1.7
--.FRF.Z. 1989-03-02T16:33:30.91 10.0 undecidable manual PN 198 1.0212 -0.67 0.8
--.LSD.Z. 1989-03-02T16:33:30.27 10.0 undecidable manual PG 2 0.9213 0.24 1.6
--.FIN.Z. 1989-03-02T16:33:29.20 10.0 undecidable manual PG 112 0.8436 0.29 1.6
--.IMI.Z. 1989-03-02T16:33:28.27 10.0 undecidable manual PG 137 0.8325 -0.23 1.7
--.RRL.Z. 1989-03-02T16:33:27.50 10.0 undecidable manual SG 329 0.444 -0.62 0.4
--.SBF.Z. 1989-03-02T16:33:26.59 10.0 undecidable manual PG 160 0.7104 0.49 1.4
--.RSP.Z. 1989-03-02T16:33:25.22 10.0 undecidable manual PG 9 0.6216 0.69 0.9
--.ROB.Z. 1989-03-02T16:33:24.55 10.0 undecidable manual PG 112 0.5883 0.6 1.1
--.BNI.Z. 1989-03-02T16:33:23.49 10.0 undecidable manual PG 329 0.5883 -0.54 1.3
--.STV.Z. 1989-03-02T16:33:23.10 10.0 undecidable manual SG 150 0.3219 -1.12 0.1
--.RRL.Z. 1989-03-02T16:33:21.23 10.0 undecidable manual PG 329 0.444 0.01 2
--.STV.Z. 1989-03-02T16:33:18.81 10.0 undecidable manual PG 150 0.3219 -0.16 1.9
--.DOI.Z. 1989-03-02T16:33:17.80 10.0 undecidable manual SG 106 0.0999 0.14 1.1
--.DOI.Z. 1989-03-02T16:33:15.50 10.0 positive manual PG 106 0.0999 0.32 3.4
--.PZZ.Z. 1989-03-02T16:33:14.31 10.0 undecidable manual PG 184 0.0222 -0.11 1.9
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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