Earthquake with magnitude of Md 2.6 on date 02-09-1985 and time 22:02:28 (UTC) in region 9 km W Bardi (PR)

A magnitude Md 2.6 earthquake occured in region: 9 km W Bardi (PR), on

  • 02-09-1985 22:02:28 (UTC)
  • 03-09-1985 00:02:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.6, 9.62 at 6 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
Bardi PR 9 2227 2227
Bedonia PR 11 3482 5709
Ferriere PC 11 1294 7003
Compiano PR 12 1112 8115
Tornolo PR 13 1010 9125
Farini PC 13 1290 10415
Santo Stefano d'Aveto GE 15 1126 11541
Morfasso PC 15 1024 12565
Borgo Val di Taro PR 17 6999 19564
Albareto PR 18 2156 21720
Varsi PR 19 1230 22950
Bore PR 19 749 23699
Bettola PC 20 2828 26527

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km S of Piacenza (102191 inhabitants)
57 Km NW of La Spezia (93959 inhabitants)
59 Km E of Genova (586655 inhabitants)
60 Km W of Parma (192836 inhabitants)
67 Km SW of Cremona (71901 inhabitants)
69 Km NW of Carrara (63133 inhabitants)
75 Km SE of Pavia (72576 inhabitants)
75 Km NW of Massa (69479 inhabitants)
81 Km W of Reggio nell'Emilia (171345 inhabitants)
87 Km E of Alessandria (93943 inhabitants)
96 Km NW of Viareggio (62467 inhabitants)
96 Km E of Savona (61345 inhabitants)
100 Km SE of Vigevano (63310 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 2.6 1985-09-02
22:02:28
44.6 9.62 6 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 12689
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-09-02 22:02:28 ± 0.525
Latitude 44.60 ± 0.13
Longitude 9.62 ± 0.20
Depth (km) 6 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 12689

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) 21270.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 179
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00162
Epicentral distance of station farthest from the epicenter (degree) 0.00979
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.6

Field Value
Value 2.6
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 12689
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:15:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.PS9.Z. 1985-09-02T22:03:05.80 10.0 undecidable manual SN 143 0.0098 0.25 0.7
--.BD1.Z. 1985-09-02T22:02:58.00 10.0 undecidable manual SG 127 0.0079 -0.98 0.4
--.PS9.Z. 1985-09-02T22:02:49.00 10.0 undecidable manual PN 143 0.0098 -0.72 1.2
--.BD1.Z. 1985-09-02T22:02:47.00 10.0 undecidable manual PG 127 0.0079 1.07 0.9
--.BVT.Z. 1985-09-02T22:02:35.10 10.0 undecidable manual SG 132 0.0016 -0.5 0.8
--.CO9.Z. 1985-09-02T22:02:34.50 10.0 undecidable manual SG 323 0.0019 -1.88 0.1
--.CO9.Z. 1985-09-02T22:02:33.80 10.0 undecidable manual PG 323 0.0019 0.91 1.4
--.BVT.Z. 1985-09-02T22:02:32.40 10.0 undecidable manual PG 132 0.0016 -0.03 2.4
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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