Earthquake with magnitude of Md 2.1 on date 14-01-2004 and time 23:10:42 (Italy) in region 3 km NW Bevagna (PG)

A magnitude Md 2.1 earthquake occured in region: 3 km NW Bevagna (PG), on

  • 14-01-2004 22:10:42 (UTC)
  • 14-01-2004 23:10:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9600, 12.5900 at 5 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
Bevagna PG 3 5081 5081
Cannara PG 4 4305 9386
Gualdo Cattaneo PG 6 6155 15541
Spello PG 8 8645 24186
Montefalco PG 9 5679 29865
Foligno PG 9 57155 87020
Bettona PG 10 4367 91387
Bastia Umbra PG 12 21874 113261
Assisi PG 13 28299 141560
Deruta PG 14 9669 151229
Giano dell'Umbria PG 14 3846 155075
Collazzone PG 14 3473 158548
Torgiano PG 15 6725 165273
Trevi PG 16 8469 173742
Castel Ritaldi PG 17 3278 177020
Valtopina PG 18 1398 178418

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km W of Foligno (57155 inhabitants)
23 Km SE of Perugia (166134 inhabitants)
45 Km N of Terni (111501 inhabitants)
72 Km NE of Viterbo (67173 inhabitants)
80 Km SE of Arezzo (99543 inhabitants)
95 Km NW of L'Aquila (69753 inhabitants)
97 Km W of Teramo (54892 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 2.1 2004-01-14
22:10:42
42.96 12.59 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 492089
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2004-01-14 22:10:42 ± 0.144
Latitude 42.9600 ± 0.0059
Longitude 12.5900 ± 0.0215
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 492089

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) 1866.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 197
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) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00348
Epicentral distance of station farthest from the epicenter (degree) 0.00664
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:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 492089
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:49:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ARV.Z. 2004-01-14T22:11:04.86 10.0 undecidable manual SG 25 0.5883 0.52 0
--.MNS.Z. 2004-01-14T22:11:03.58 10.0 undecidable manual SG 173 0.5772 -0.16 0.5
--.SNTG.Z. 2004-01-14T22:10:57.30 10.0 undecidable manual SG 41 0.3885 -0.13 0.6
--.FSSB.Z. 2004-01-14T22:10:57.68 10.0 undecidable manual PG 10 0.7326 -0.06 1.5
--.ARV.Z. 2004-01-14T22:10:54.86 10.0 undecidable manual PG 25 0.5883 -0.16 1.2
--.MNS.Z. 2004-01-14T22:10:54.81 10.0 undecidable manual PG 173 0.5772 0.14 1.3
--.SNTG.Z. 2004-01-14T22:10:51.10 10.0 undecidable manual PG 41 0.3885 -0.02 1.8
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