Earthquake with magnitude of Md 1.9 on date 12-12-1989 and time 00:56:21 (UTC) in region 1 km NE Acceglio (CN)

A magnitude Md 1.9 earthquake occured in region: 1 km NE Acceglio (CN), on

  • 12-12-1989 00:56:21 (UTC)
  • 12-12-1989 01:56:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.4840, 7.0020 at 14 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
Acceglio CN 1 162 162
Prazzo CN 4 170 332
Canosio CN 7 80 412
Marmora CN 8 68 480
Elva CN 9 97 577
Stroppo CN 10 103 680
Bellino CN 11 109 789
Argentera CN 12 83 872
Casteldelfino CN 13 157 1029
Celle di Macra CN 14 100 1129
Macra CN 14 59 1188
Pontechianale CN 16 179 1367
Pietraporzio CN 16 77 1444
Sambuco CN 17 92 1536
Sampeyre CN 18 1022 2558
Castelmagno CN 19 66 2624

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km W of Cuneo (56081 inhabitants)
79 Km SW of Moncalieri (57294 inhabitants)
85 Km SW of Torino (890529 inhabitants)
97 Km NW of Sanremo (54807 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 1.9
M 2.0
1989-12-12
00:56:21
44.484 7.002 14 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 105869
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-12-12 00:56:21 ± 0.197
Latitude 44.4840 ± 0.0139
Longitude 7.0020 ± 0.0251
Depth (km) 14 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 105869

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) 2523.7
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 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00065
Epicentral distance of station farthest from the epicenter (degree) 0.00809
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

Md:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 105869
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:38:38

M:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 105869
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. 1989-12-12T00:56:51.60 10.0 undecidable manual SG 107 0.8991 -0.72 0.1
--.IMI.Z. 1989-12-12T00:56:49.90 10.0 undecidable manual SG 131 0.8547 -0.93 0
--.ROB.Z. 1989-12-12T00:56:44.71 10.0 undecidable manual SG 106 0.6438 0.61 0.1
--.FIN.Z. 1989-12-12T00:56:39.20 10.0 undecidable manual PG 107 0.8991 -0.02 1.5
--.IMI.Z. 1989-12-12T00:56:38.40 10.0 undecidable manual PG 131 0.8547 0.04 1.5
--.RRL.Z. 1989-12-12T00:56:37.83 10.0 undecidable manual SG 340 0.4551 -0.31 0.5
--.ENR.Z. 1989-12-12T00:56:35.89 10.0 undecidable manual SG 130 0.3885 -0.08 0.8
--.ROB.Z. 1989-12-12T00:56:34.86 10.0 undecidable manual PG 106 0.6438 0.38 0.9
--.STV.Z. 1989-12-12T00:56:33.63 10.0 undecidable manual SG 134 0.3219 -0.31 0.6
--.ENR.Z. 1989-12-12T00:56:30.40 10.0 undecidable manual PG 130 0.3885 0.25 1.6
--.RRL.Z. 1989-12-12T00:56:30.86 10.0 undecidable manual PG 340 0.4551 -0.17 1.8
--.DOI.Z. 1989-12-12T00:56:29.00 10.0 undecidable manual SG 83 0.1665 -0.15 0.8
--.STV.Z. 1989-12-12T00:56:28.61 10.0 undecidable manual PG 134 0.3219 0 2.1
--.DOI.Z. 1989-12-12T00:56:26.00 10.0 undecidable manual PG 83 0.1665 0.15 1.9
--.PZZ.Z. 1989-12-12T00:56:26.25 10.0 undecidable manual SG 73 0.0666 -0.39 0.4
--.PZZ.Z. 1989-12-12T00:56:24.71 10.0 undecidable manual PG 73 0.0666 0.31 1.4
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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