Earthquake with magnitude of Md 2.2 on date 09-11-1985 and time 13:22:04 (UTC) in region 7 km SE Ferriere (PC)

A magnitude Md 2.2 earthquake occured in region: 7 km SE Ferriere (PC), on

  • 09-11-1985 13:22:04 (UTC)
  • 09-11-1985 14:22:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.6020, 9.5610 at 5 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
Ferriere PC 7 1294 1294
Santo Stefano d'Aveto GE 11 1126 2420
Bedonia PR 12 3482 5902
Farini PC 13 1290 7192
Tornolo PR 14 1010 8202
Bardi PR 14 2227 10429
Compiano PR 14 1112 11541
Rezzoaglio GE 16 995 12536
Morfasso PC 18 1024 13560
Ottone PC 18 516 14076
Cerignale PC 19 127 14203
Corte Brugnatella PC 19 586 14789
Coli PC 20 879 15668
Bettola PC 20 2828 18496

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km S of Piacenza (102191 inhabitants)
54 Km E of Genova (586655 inhabitants)
59 Km NW of La Spezia (93959 inhabitants)
65 Km W of Parma (192836 inhabitants)
70 Km SW of Cremona (71901 inhabitants)
72 Km NW of Carrara (63133 inhabitants)
72 Km SE of Pavia (72576 inhabitants)
78 Km NW of Massa (69479 inhabitants)
82 Km E of Alessandria (93943 inhabitants)
85 Km W of Reggio nell'Emilia (171345 inhabitants)
92 Km E of Savona (61345 inhabitants)
97 Km SE of Vigevano (63310 inhabitants)
98 Km NW of Viareggio (62467 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 2.2 1985-11-09
13:22:04
44.602 9.561 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 15419
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-11-09 13:22:04 ± 0.2
Latitude 44.6020 ± 0.0136
Longitude 9.5610 ± 0.0186
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 15419

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) 2110.9
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 9
Number of defining phases 9
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) 0.00162
Epicentral distance of station farthest from the epicenter (degree) 0.00931
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:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 15419
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:18:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.FIN.Z. 1985-11-09T13:22:40.80 10.0 undecidable manual SG 248 1.0323 0.34 0.5
--.BD1.Z. 1985-11-09T13:22:36.00 10.0 undecidable manual SG 125 0.9102 -0.41 0.5
--.FIN.Z. 1985-11-09T13:22:24.80 10.0 undecidable manual PG 248 1.0323 -0.31 1.2
--.BD1.Z. 1985-11-09T13:22:22.50 10.0 undecidable manual PG 125 0.9102 -0.27 1.4
--.VEA.Z. 1985-11-09T13:22:16.40 10.0 undecidable manual SG 8 0.2886 0.97 0.2
--.CO9.Z. 1985-11-09T13:22:11.00 10.0 undecidable manual SG 334 0.1776 -0.39 0.6
--.VEA.Z. 1985-11-09T13:22:09.70 10.0 undecidable manual PG 8 0.2886 -0.95 0.4
--.CO9.Z. 1985-11-09T13:22:09.00 10.0 undecidable manual PG 334 0.1776 0.68 0.9
--.BVT.Z. 1985-11-09T13:22:09.50 10.0 undecidable manual PG 125 0.2109 0.33 3.3
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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