Earthquake with magnitude of Md 2.0 on date 07-06-1985 and time 06:56:57 (Italy) in region 3 km W Costacciaro (PG)

A magnitude Md 2.0 earthquake occured in region: 3 km W Costacciaro (PG), on

  • 07-06-1985 04:56:57 (UTC)
  • 07-06-1985 06:56:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.35, 12.68 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
Costacciaro PG 3 1216 1216
Sigillo PG 5 2404 3620
Scheggia e Pascelupo PG 6 1393 5013
Gubbio PG 8 32216 37229
Fossato di Vico PG 9 2840 40069
Cantiano PU 14 2245 42314
Gualdo Tadino PG 16 15208 57522
Sassoferrato AN 17 7285 64807
Serra Sant'Abbondio PU 17 1027 65834
Fabriano AN 18 31480 97314
Frontone PU 19 1300 98614

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NE of Perugia (166134 inhabitants)
44 Km N of Foligno (57155 inhabitants)
61 Km SW of Fano (60888 inhabitants)
65 Km SW of Pesaro (94582 inhabitants)
66 Km E of Arezzo (99543 inhabitants)
74 Km W of Ancona (100861 inhabitants)
80 Km S of Rimini (147750 inhabitants)
88 Km N of Terni (111501 inhabitants)
94 Km SE of Cesena (96758 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 1985-06-07
04:56:57
43.35 12.68 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 8149
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-06-07 04:56:57 ± 0.462
Latitude 43.35 ± 0.02
Longitude 12.68 ± 0.04
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 8149

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) 4223.5
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 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.8
Epicentral distance of station closest to the epicenter (degree) 0.0021
Epicentral distance of station farthest from the epicenter (degree) 0.00534
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

Field Value
Value 2
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 8149
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:12:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.CM2.Z. 1985-06-07T04:57:13.50 10.0 undecidable manual SG 115 0.0033 1.79 0.2
--.CH1.Z. 1985-06-07T04:57:11.10 10.0 undecidable manual PG 297 0.0053 1.01 0.8
--.AS1.Z. 1985-06-07T04:57:08.50 10.0 undecidable manual SG 184 0.0026 -0.58 0.7
--.AR1.Z. 1985-06-07T04:57:07.00 10.0 undecidable manual SG 52 0.0021 -0.51 0.7
--.CM2.Z. 1985-06-07T04:57:06.00 10.0 undecidable manual PG 115 0.0033 0.13 2
--.AS1.Z. 1985-06-07T04:57:03.50 10.0 undecidable manual PG 184 0.0026 -0.85 1.4
--.AR1.Z. 1985-06-07T04:57:02.50 10.0 undecidable manual PG 52 0.0021 -0.94 1.2
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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