Earthquake with magnitude of Md 2.3 on date 05-02-2003 and time 14:15:52 (UTC) in region 4 km N Villetta Barrea (AQ)

A magnitude Md 2.3 earthquake occured in region: 4 km N Villetta Barrea (AQ), on

  • 05-02-2003 14:15:52 (UTC)
  • 05-02-2003 15:15:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.8120, 13.9230 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
Villetta Barrea AQ 4 653 653
Civitella Alfedena AQ 5 296 949
Barrea AQ 8 726 1675
Opi AQ 8 420 2095
Scanno AQ 11 1847 3942
Pescasseroli AQ 11 2203 6145
Scontrone AQ 12 574 6719
Alfedena AQ 13 864 7583
Roccaraso AQ 14 1627 9210
Rivisondoli AQ 14 700 9910
San Donato Val di Comino FR 15 2107 12017
Rocca Pia AQ 15 178 12195
Pescocostanzo AQ 15 1128 13323
Villalago AQ 16 568 13891
Castel di Sangro AQ 16 6538 20429
Montenero Val Cocchiara IS 16 538 20967
Settefrati FR 17 728 21695
Bisegna AQ 18 223 21918
Pettorano sul Gizio AQ 18 1376 23294
Pizzone IS 19 329 23623
Picinisco FR 19 1218 24841
Gallinaro FR 20 1269 26110

Municipalities with at least 50000 inhabitants

An earthquake occurred to
63 Km SW of Chieti (51815 inhabitants)
74 Km SE of L'Aquila (69753 inhabitants)
77 Km SW of Pescara (121014 inhabitants)
80 Km S of Montesilvano (53738 inhabitants)
89 Km NW of Caserta (76326 inhabitants)
93 Km E of Latina (125985 inhabitants)
95 Km E of Tivoli (56533 inhabitants)
96 Km S of Teramo (54892 inhabitants)
96 Km E of Velletri (53303 inhabitants)
96 Km N of Aversa (53047 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 2.3
ML-VAX 1.5
2003-02-05
14:15:52
41.812 13.923 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 469409
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2003-02-05 14:15:52 ± 0.499
Latitude 41.8120 ± 0.0348
Longitude 13.9230 ± 0.0267
Depth (km) 10 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 469409

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) 4459.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 184
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) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00113
Epicentral distance of station farthest from the epicenter (degree) 0.00461
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 469409
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:25:04

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 469409
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CPI2.Z. 2003-02-05T14:16:05.11 10.0 undecidable manual SG 127 0.3663 -1.13 0
--.RFI.Z. 2003-02-05T14:16:03.41 10.0 undecidable manual PG 174 0.5106 0.42 0.8
--.PTQR.Z. 2003-02-05T14:16:01.17 10.0 undecidable manual PG 298 0.444 -0.48 0.7
--.VVLD.Z. 2003-02-05T14:16:01.96 10.0 undecidable manual SG 284 0.222 0.26 0.6
--.RNI2.Z. 2003-02-05T14:16:00.94 10.0 undecidable manual SG 122 0.1998 0.13 0.7
--.CPI2.Z. 2003-02-05T14:16:00.60 10.0 undecidable manual PG 127 0.3663 -0.32 1.1
--.RNI2.Z. 2003-02-05T14:15:57.79 10.0 undecidable manual PG 122 0.1998 0.55 0.8
--.VVLD.Z. 2003-02-05T14:15:57.95 10.0 undecidable manual PG 284 0.222 0.2 1.6
--.SDI.Z. 2003-02-05T14:15:57.97 10.0 undecidable manual SG 219 0.1221 -0.58 0.3
--.SDI.Z. 2003-02-05T14:15:55.93 10.0 positive manual PG 219 0.1221 0 3.5
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