Earthquake with magnitude of Md 2.3 on date 25-06-1985 and time 01:46:06 (UTC) in region 8 km SW Bardi (PR)

A magnitude Md 2.3 earthquake occured in region: 8 km SW Bardi (PR), on

  • 25-06-1985 01:46:06 (UTC)
  • 25-06-1985 03:46:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.5940, 9.6520 at 19 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 8 2227 2227
Bedonia PR 10 3482 5709
Compiano PR 11 1112 6821
Tornolo PR 12 1010 7831
Ferriere PC 13 1294 9125
Farini PC 15 1290 10415
Morfasso PC 15 1024 11439
Borgo Val di Taro PR 15 6999 18438
Santo Stefano d'Aveto GE 17 1126 19564
Albareto PR 17 2156 21720
Varsi PR 17 1230 22950
Bore PR 18 749 23699
Valmozzola PR 19 539 24238

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km S of Piacenza (102191 inhabitants)
56 Km N of La Spezia (93959 inhabitants)
58 Km W of Parma (192836 inhabitants)
60 Km E of Genova (586655 inhabitants)
67 Km SW of Cremona (71901 inhabitants)
67 Km NW of Carrara (63133 inhabitants)
73 Km NW of Massa (69479 inhabitants)
76 Km SE of Pavia (72576 inhabitants)
78 Km W of Reggio nell'Emilia (171345 inhabitants)
89 Km E of Alessandria (93943 inhabitants)
94 Km NW of Viareggio (62467 inhabitants)
98 Km E of Savona (61345 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 2.3 1985-06-25
01:46:06
44.594 9.652 19 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 9119
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-06-25 01:46:06 ± 0.335
Latitude 44.5940 ± 0.0107
Longitude 9.6520 ± 0.0194
Depth (km) 19 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 9119

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) 1943.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 184
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00146
Epicentral distance of station farthest from the epicenter (degree) 0.00405
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:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 9119
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:12:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.VEA.Z. 1985-06-25T01:46:18.00 10.0 undecidable manual SG 355 0.2886 -0.17 0.3
--.PCN.Z. 1985-06-25T01:46:16.00 10.0 undecidable manual PG 1 0.444 0.09 2.1
--.BVT.Z. 1985-06-25T01:46:15.00 10.0 undecidable manual SG 135 0.1665 0.3 0.1
--.VEA.Z. 1985-06-25T01:46:13.00 10.0 undecidable manual PG 355 0.2886 -0.1 1.3
--.CO9.Z. 1985-06-25T01:46:12.00 10.0 undecidable manual PG 320 0.222 0.06 1.6
--.BVT.Z. 1985-06-25T01:46:10.90 10.0 undecidable manual PG 135 0.1665 -0.19 0.7
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