Earthquake with magnitude of Md 2.0 on date 02-01-2002 and time 03:33:57 (UTC) in region 4 km E Pietralunga (PG)

A magnitude Md 2.0 earthquake occured in region: 4 km E Pietralunga (PG), on

  • 02-01-2002 03:33:57 (UTC)
  • 02-01-2002 04:33:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4390, 12.4880 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 4 2111 2111
Gubbio PG 12 32216 34327
Cantiano PU 12 2245 36572
Apecchio PU 14 1882 38454
Scheggia e Pascelupo PG 15 1393 39847
Montone PG 15 1680 41527
Piobbico PU 17 2029 43556
Cagli PU 18 8731 52287
Umbertide PG 20 16681 68968

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km N of Perugia (166134 inhabitants)
49 Km E of Arezzo (99543 inhabitants)
56 Km NW of Foligno (57155 inhabitants)
62 Km SW of Fano (60888 inhabitants)
63 Km SW of Pesaro (94582 inhabitants)
70 Km S of Rimini (147750 inhabitants)
80 Km S of Cesena (96758 inhabitants)
86 Km W of Ancona (100861 inhabitants)
94 Km SE of Forlì (117913 inhabitants)
94 Km E of Siena (53903 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 2002-01-02
03:33:57
43.439 12.488 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 434029
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2002-01-02 03:33:57 ± 0.123
Latitude 43.4390 ± 0.0043
Longitude 12.4880 ± 0.0097
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 434029

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) 915.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 237
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) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00291
Epicentral distance of station farthest from the epicenter (degree) 0.00348
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:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 434029
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:49:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ASS.Z. 2002-01-02T03:34:12.15 10.0 undecidable manual SG 162 0.3885 0.29 0.1
--.SNTG.Z. 2002-01-02T03:34:11.39 10.0 undecidable manual SG 119 0.3663 0.12 0.5
--.ARV.Z. 2002-01-02T03:34:09.95 10.0 undecidable manual SG 79 0.333 0 0.8
--.FSSB.Z. 2002-01-02T03:34:09.92 10.0 undecidable manual SG 39 0.3219 0.22 0.2
--.ASS.Z. 2002-01-02T03:34:05.66 10.0 undecidable manual PG 162 0.3885 -0.02 1.9
--.SNTG.Z. 2002-01-02T03:34:05.15 10.0 undecidable manual PG 119 0.3663 -0.19 0.7
--.FSSB.Z. 2002-01-02T03:34:04.47 10.0 undecidable manual PG 39 0.3219 0.03 2
--.ARV.Z. 2002-01-02T03:34:04.50 10.0 undecidable manual PG 79 0.333 -0.08 1.7
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