Earthquake with magnitude of Md 2.0 on date 06-06-1985 and time 14:17:06 (Italy) in region Costa Ligure centro occidentale (Savona)

A magnitude Md 2.0 earthquake occured in region: Costa Ligure centro occidentale (Savona), on

  • 06-06-1985 12:17:06 (UTC)
  • 06-06-1985 14:17:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.14, 8.28 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
Pietra Ligure SV 1 8992 8992
Loano SV 2 11407 20399
Borgio Verezzi SV 3 2205 22604
Borghetto Santo Spirito SV 4 4948 27552
Tovo San Giacomo SV 4 2582 30134
Giustenice SV 5 977 31111
Boissano SV 5 2492 33603
Finale Ligure SV 6 11711 45314
Toirano SV 6 2644 47958
Ceriale SV 6 5561 53519
Magliolo SV 7 974 54493
Calice Ligure SV 8 1730 56223
Balestrino SV 9 595 56818
Rialto SV 9 564 57382
Orco Feglino SV 10 890 58272
Albenga SV 11 24213 82485
Vezzi Portio SV 12 809 83294
Cisano sul Neva SV 12 2085 85379
Noli SV 13 2736 88115
Castelvecchio di Rocca Barbena SV 13 145 88260
Bardineto SV 14 756 89016
Zuccarello SV 14 309 89325
Erli SV 14 245 89570
Spotorno SV 15 3803 93373
Villanova d'Albenga SV 15 2657 96030
Arnasco SV 16 645 96675
Bormida SV 16 387 97062
Castelbianco SV 17 330 97392
Alassio SV 17 10934 108326
Mallare SV 17 1146 109472
Calizzano SV 17 1475 110947
Osiglia SV 17 444 111391
Ortovero SV 18 1586 112977
Bergeggi SV 18 1129 114106
Vendone SV 18 388 114494
Garlenda SV 19 1254 115748
Vado Ligure SV 19 8336 124084
Onzo SV 20 219 124303

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km SW of Savona (61345 inhabitants)
53 Km NE of Sanremo (54807 inhabitants)
60 Km SW of Genova (586655 inhabitants)
65 Km E of Cuneo (56081 inhabitants)
85 Km S of Asti (76202 inhabitants)
90 Km SW of Alessandria (93943 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 1985-06-06
12:17:06
44.14 8.28 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 8109
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-06-06 12:17:06 ± 0.471
Latitude 44.14 ± 0.02
Longitude 8.28 ± 0.04
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 8109

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) 3686.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 232
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
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) 0.00073
Epicentral distance of station farthest from the epicenter (degree) 0.00615
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2

Field Value
Value 2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 8109
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:12:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.STV.Z. 1985-06-06T12:17:30.50 10.0 undecidable manual SG 279 0.0062 -0.02 0.5
--.STV.Z. 1985-06-06T12:17:21.50 10.0 undecidable manual PG 279 0.0062 1.21 0.2
--.IMP.Z. 1985-06-06T12:17:18.60 10.0 undecidable manual SG 231 0.0032 -1.16 0.1
--.ROB.Z. 1985-06-06T12:17:18.60 10.0 undecidable manual SG 299 0.003 -0.49 0.4
--.ROB.Z. 1985-06-06T12:17:14.00 10.0 undecidable manual PG 299 0.003 0.32 1.8
--.IMP.Z. 1985-06-06T12:17:14.00 10.0 undecidable manual PG 231 0.0032 -0.07 1.9
--.CK1.Z. 1985-06-06T12:17:12.50 10.0 undecidable manual PG 359 0.0025 -0.16 1.6
--.FIN.Z. 1985-06-06T12:17:10.70 10.0 undecidable manual SG 322 0.0007 -0.32 0.6
--.FIN.Z. 1985-06-06T12:17:09.10 10.0 undecidable manual PG 322 0.0007 0.08 1.9
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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