Earthquake with magnitude of Md 2.0 on date 13-10-1998 and time 21:52:46 (UTC) in region 3 km E Pietralunga (PG)

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

  • 13-10-1998 21:52:46 (UTC)
  • 13-10-1998 23:52:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4320, 12.4700 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
Pietralunga PG 3 2111 2111
Gubbio PG 12 32216 34327
Cantiano PU 14 2245 36572
Montone PG 14 1680 38252
Apecchio PU 15 1882 40134
Scheggia e Pascelupo PG 16 1393 41527
Piobbico PU 18 2029 43556
Umbertide PG 18 16681 60237
CittĂ  di Castello PG 19 39913 100150
Cagli PU 19 8731 108881

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km N of Perugia (166134 inhabitants)
48 Km E of Arezzo (99543 inhabitants)
56 Km NW of Foligno (57155 inhabitants)
64 Km SW of Fano (60888 inhabitants)
64 Km SW of Pesaro (94582 inhabitants)
71 Km S of Rimini (147750 inhabitants)
81 Km S of Cesena (96758 inhabitants)
87 Km W of Ancona (100861 inhabitants)
93 Km E of Siena (53903 inhabitants)
95 Km SE of Forlì (117913 inhabitants)
98 Km N of Terni (111501 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 2.0 1998-10-13
21:52:46
43.432 12.47 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 353169
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1998-10-13 21:52:46 ± 0.13
Latitude 43.4320 ± 0.0092
Longitude 12.4700 ± 0.0098
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 353169

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) 1288.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 136
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00308
Epicentral distance of station farthest from the epicenter (degree) 0.00583
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:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 6
Type of magnitude Md
Reference to an origin 353169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:31:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CRE.Z. 1998-10-13T21:53:02.20 10.0 undecidable manual SG 296 0.4107 0.24 0.7
--.SNTG.Z. 1998-10-13T21:53:01.26 10.0 undecidable manual SG 117 0.3774 0.41 0.5
--.ARV.Z. 1998-10-13T21:53:00.10 10.0 undecidable manual SG 79 0.3441 0.37 0.6
--.ASS.Z. 1998-10-13T21:53:00.73 10.0 undecidable manual SG 160 0.3885 -0.36 0.6
--.SFI.Z. 1998-10-13T21:53:00.50 10.0 undecidable manual PG 316 0.6438 0.3 1.3
--.FB9.Z. 1998-10-13T21:52:59.10 10.0 undecidable manual SG 40 0.3441 -0.37 0.6
--.SNTG.Z. 1998-10-13T21:52:55.58 10.0 undecidable manual PG 117 0.3774 0.77 0.4
--.CRE.Z. 1998-10-13T21:52:55.36 10.0 undecidable manual PG 296 0.4107 -0.09 2.1
--.ASS.Z. 1998-10-13T21:52:54.46 10.0 undecidable manual PG 160 0.3885 -0.48 1.1
--.FB9.Z. 1998-10-13T21:52:53.67 10.0 undecidable manual PG 40 0.3441 -0.34 1.5
--.ARV.Z. 1998-10-13T21:52:53.88 10.0 undecidable manual PG 79 0.3441 -0.28 1.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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