Earthquake with magnitude of Md 2.4 on date 27-11-2001 and time 01:50:07 (UTC) in region 3 km NW Gualdo Tadino (PG)

A magnitude Md 2.4 earthquake occured in region: 3 km NW Gualdo Tadino (PG), on

  • 27-11-2001 01:50:07 (UTC)
  • 27-11-2001 02:50:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2570, 12.7680 at 14 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
Gualdo Tadino PG 3 15208 15208
Fossato di Vico PG 4 2840 18048
Sigillo PG 9 2404 20452
Costacciaro PG 12 1216 21668
Fabriano AN 14 31480 53148
Esanatoglia MC 15 2034 55182
Fiuminata MC 15 1402 56584
Nocera Umbra PG 16 5839 62423
Valfabbrica PG 17 3389 65812
Scheggia e Pascelupo PG 18 1393 67205
Gubbio PG 19 32216 99421
Cerreto d'Esi AN 19 3817 103238
Sefro MC 19 422 103660
Matelica MC 20 9981 113641
Pioraco MC 20 1134 114775

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km N of Foligno (57155 inhabitants)
35 Km E of Perugia (166134 inhabitants)
68 Km SW of Fano (60888 inhabitants)
73 Km SW of Ancona (100861 inhabitants)
74 Km S of Pesaro (94582 inhabitants)
75 Km E of Arezzo (99543 inhabitants)
78 Km N of Terni (111501 inhabitants)
91 Km S of Rimini (147750 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 2.4 2001-11-27
01:50:07
43.257 12.768 14 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 431899
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-11-27 01:50:07 ± 0.199
Latitude 43.2570 ± 0.0072
Longitude 12.7680 ± 0.0169
Depth (km) 14 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 431899

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) 1587.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 157
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.00105
Epicentral distance of station farthest from the epicenter (degree) 0.00785
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 5
Type of magnitude Md
Reference to an origin 431899
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:47:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MNS.Z. 2001-11-27T01:50:37.72 10.0 undecidable manual SG 184 0.8769 0.55 0.1
--.NRCA.Z. 2001-11-27T01:50:25.46 10.0 undecidable manual SG 149 0.4884 0.48 0.3
--.MNS.Z. 2001-11-27T01:50:23.93 10.0 undecidable manual PG 184 0.8769 -0.56 0.2
--.FSSB.Z. 2001-11-27T01:50:23.48 10.0 undecidable manual SG 0 0.4329 0.35 0.4
--.NRCA.Z. 2001-11-27T01:50:17.23 10.0 undecidable manual PG 149 0.4884 -0.22 1.1
--.ASS.Z. 2001-11-27T01:50:16.36 10.0 undecidable manual SG 203 0.2109 0.19 0.4
--.FSSB.Z. 2001-11-27T01:50:16.27 10.0 undecidable manual PG 0 0.4329 -0.11 1.6
--.SNTG.Z. 2001-11-27T01:50:13.47 10.0 undecidable manual SG 91 0.1221 -0.27 0.5
--.ASS.Z. 2001-11-27T01:50:12.34 10.0 negative manual PG 203 0.2109 -0.03 3.6
--.SNTG.Z. 2001-11-27T01:50:11.90 10.0 undecidable manual PG 91 0.1221 0.13 1.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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