Earthquake with magnitude of Md 3.0 on date 29-11-1985 and time 10:02:03 (Italy) in region 4 km E Valfabbrica (PG)

A magnitude Md 3.0 earthquake occured in region: 4 km E Valfabbrica (PG), on

  • 29-11-1985 09:02:03 (UTC)
  • 29-11-1985 10:02:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.16, 12.65 at 11 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
Valfabbrica PG 4 3389 3389
Assisi PG 10 28299 31688
Nocera Umbra PG 12 5839 37527
Bastia Umbra PG 13 21874 59401
Valtopina PG 13 1398 60799
Gualdo Tadino PG 14 15208 76007
Fossato di Vico PG 18 2840 78847
Spello PG 18 8645 87492
Cannara PG 19 4305 91797

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km E of Perugia (166134 inhabitants)
22 Km N of Foligno (57155 inhabitants)
66 Km N of Terni (111501 inhabitants)
71 Km E of Arezzo (99543 inhabitants)
82 Km SW of Fano (60888 inhabitants)
87 Km S of Pesaro (94582 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
93 Km NE of Viterbo (67173 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 3.0 1985-11-29
09:02:03
43.16 12.65 11 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 17009
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-11-29 09:02:03 ± 0.104
Latitude 43.16 ± 0.01
Longitude 12.65 ± 0.01
Depth (km) 11 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 17009

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) 1192.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 121
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) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00081
Epicentral distance of station farthest from the epicenter (degree) 0.01562
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 17009
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:19:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.BDI.Z. 1985-11-29T09:02:34.00 10.0 undecidable manual PN 302 0.0156 0.35 0.4
--.CRE.Z. 1985-11-29T09:02:28.00 10.0 undecidable manual SG 312 0.0062 0.12 0.6
--.AQU.Z. 1985-11-29T09:02:22.80 10.0 undecidable manual PG 145 0.0087 -0.11 1.3
--.MNS.Z. 1985-11-29T09:02:19.00 10.0 undecidable manual PG 178 0.0069 -0.19 1.2
--.ARV.Z. 1985-11-29T09:02:19.00 10.0 undecidable manual SG 31 0.0036 0.28 0.5
--.CRE.Z. 1985-11-29T09:02:17.30 10.0 undecidable manual PG 312 0.0062 -0.41 0.4
--.ARV.Z. 1985-11-29T09:02:12.20 10.0 undecidable manual PG 31 0.0036 -0.22 1.1
--.ASS.Z. 1985-11-29T09:02:07.00 10.0 negative manual PG 180 0.0008 0.19 2.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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