Earthquake with magnitude of Md 2.0 on date 18-06-1989 and time 22:39:19 (Italy) in region 1 km S Pontechianale (CN)

A magnitude Md 2.0 earthquake occured in region: 1 km S Pontechianale (CN), on

  • 18-06-1989 20:39:19 (UTC)
  • 18-06-1989 22:39:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.6100, 7.0260 at 10 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
Bellino CN 3 109 288
Casteldelfino CN 4 157 445
Elva CN 9 97 542
Sampeyre CN 13 1022 1564
Stroppo CN 14 103 1667
Prazzo CN 14 170 1837
Crissolo CN 15 168 2005
Acceglio CN 15 162 2167
Oncino CN 15 76 2243
Ostana CN 16 83 2326
Macra CN 17 59 2385
Marmora CN 18 68 2453
Canosio CN 18 80 2533
Celle di Macra CN 19 100 2633

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km W of Cuneo (56081 inhabitants)
68 Km SW of Moncalieri (57294 inhabitants)
73 Km SW of Torino (890529 inhabitants)
99 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 2.0
M 2.1
1989-06-18
20:39:19
44.61 7.026 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 93419
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-06-18 20:39:19 ± 0.129
Latitude 44.6100 ± 0.0111
Longitude 7.0260 ± 0.0215
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 93419

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) 2106.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 182
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.00170
Epicentral distance of station farthest from the epicenter (degree) 0.00607
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 93419
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:27:34

M:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 93419
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
--.ROB.Z. 1989-06-18T20:39:42.93 10.0 undecidable manual SG 116 0.6771 -0.13 0.6
--.RSP.Z. 1989-06-18T20:39:38.83 10.0 undecidable manual SG 16 0.555 -0.6 0.1
--.BNI.Z. 1989-06-18T20:39:37.00 10.0 undecidable manual SG 331 0.4995 -0.51 0.2
--.ENR.Z. 1989-06-18T20:39:35.65 10.0 undecidable manual SG 143 0.4662 -0.9 0
--.STV.Z. 1989-06-18T20:39:34.52 10.0 undecidable manual SG 148 0.4107 -0.21 0.6
--.ROB.Z. 1989-06-18T20:39:33.18 10.0 undecidable manual PG 116 0.6771 0.14 1.4
--.RRL.Z. 1989-06-18T20:39:32.47 10.0 undecidable manual SG 331 0.3552 -0.18 0.7
--.RSP.Z. 1989-06-18T20:39:31.24 10.0 undecidable manual PG 16 0.555 0.29 1.1
--.BNI.Z. 1989-06-18T20:39:30.00 10.0 undecidable manual PG 331 0.4995 0.16 1.6
--.ENR.Z. 1989-06-18T20:39:29.29 10.0 undecidable manual PG 143 0.4662 0 1.9
--.STV.Z. 1989-06-18T20:39:28.37 10.0 undecidable manual PG 148 0.4107 0.13 1.8
--.DOI.Z. 1989-06-18T20:39:27.80 10.0 undecidable manual SG 124 0.1887 0.44 0.3
--.RRL.Z. 1989-06-18T20:39:27.14 10.0 undecidable manual PG 331 0.3552 0.1 1.9
--.DOI.Z. 1989-06-18T20:39:24.00 10.0 undecidable manual PG 124 0.1887 0.02 2
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