Earthquake with magnitude of Md 2.2 on date 05-12-1985 and time 16:16:17 (Italy) in region 2 km SW Moiola (CN)

A magnitude Md 2.2 earthquake occured in region: 2 km SW Moiola (CN), on

  • 05-12-1985 15:16:17 (UTC)
  • 05-12-1985 16:16:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.31, 7.37 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
Moiola CN 2 234 234
Valloriate CN 4 109 343
Valdieri CN 4 935 1278
Gaiola CN 5 582 1860
Demonte CN 6 2003 3863
Rittana CN 6 109 3972
Roccasparvera CN 7 741 4713
Entracque CN 8 774 5487
Roaschia CN 8 107 5594
Roccavione CN 9 2761 8355
Borgo San Dalmazzo CN 10 12468 20823
Vignolo CN 10 2600 23423
Bernezzo CN 11 4104 27527
Robilante CN 12 2306 29833
Valgrana CN 12 786 30619
Cervasca CN 12 5013 35632
Aisone CN 12 248 35880
Monterosso Grana CN 12 505 36385
Caraglio CN 13 6836 43221
Pradleves CN 14 250 43471
Montemale di Cuneo CN 15 241 43712
Vernante CN 15 1178 44890
Boves CN 15 9835 54725
Vinadio CN 15 644 55369
Castelmagno CN 17 66 55435
Cuneo CN 18 56081 111516
Dronero CN 18 7035 118551
Roccabruna CN 19 1585 120136
Villar San Costanzo CN 20 1547 121683
Cartignano CN 20 190 121873

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km SW of Cuneo (56081 inhabitants)
63 Km NW of Sanremo (54807 inhabitants)
81 Km SW of Moncalieri (57294 inhabitants)
89 Km W of Savona (61345 inhabitants)
89 Km S of Torino (890529 inhabitants)
94 Km SW 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 2.2 1985-12-05
15:16:17
44.31 7.37 17 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 17439
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-12-05 15:16:17 ± 0.41
Latitude 44.31 ± 0.02
Longitude 7.37 ± 0.04
Depth (km) 17 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 17439

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) 3974.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
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) 0.00049
Epicentral distance of station farthest from the epicenter (degree) 0.00542
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 17439
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:20:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.FIN.Z. 1985-12-05T15:16:38.50 10.0 undecidable manual SG 98 0.0054 -0.97 0.1
--.IMP.Z. 1985-12-05T15:16:36.50 10.0 undecidable manual SG 135 0.0049 -0.83 0.2
--.FIN.Z. 1985-12-05T15:16:30.60 10.0 undecidable manual PG 98 0.0054 0.26 1.5
--.IMP.Z. 1985-12-05T15:16:29.10 10.0 undecidable manual PG 135 0.0049 0 1.8
--.DA9.Z. 1985-12-05T15:16:28.00 10.0 undecidable manual SG 335 0.0019 0.7 0.4
--.SOO.Z. 1985-12-05T15:16:28.50 10.0 undecidable manual SG 316 0.0024 -0.53 0.6
--.ROB.Z. 1985-12-05T15:16:26.50 10.0 undecidable manual PG 90 0.0032 0.68 1
--.SOO.Z. 1985-12-05T15:16:24.50 10.0 undecidable manual PG 316 0.0024 0.19 2.1
--.STV.Z. 1985-12-05T15:16:23.60 10.0 undecidable manual SG 206 0.0005 -0.24 0.8
--.DA9.Z. 1985-12-05T15:16:22.50 10.0 undecidable manual PG 335 0.0019 -0.81 0.7
--.STV.Z. 1985-12-05T15:16:21.70 10.0 undecidable manual PG 206 0.0005 0.38 1.8
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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