Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.4 on date 01-11-2002 and time 06:47:41 (UTC) in region 4 km S Guardialfiera (CB)

A magnitude Md 2.4 earthquake occured in region: 4 km S Guardialfiera (CB), on

  • 01-11-2002 06:47:41 (UTC)
  • 01-11-2002 07:47:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7710, 14.7970 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Guardialfiera CB 4 1065 1065
Lupara CB 5 505 1570
Casacalenda CB 5 2135 3705
Provvidenti CB 6 119 3824
Morrone del Sannio CB 7 587 4411
Castelbottaccio CB 8 312 4723
Civitacampomarano CB 9 417 5140
Ripabottoni CB 9 514 5654
Castellino del Biferno CB 9 545 6199
Castelmauro CB 10 1505 7704
Lucito CB 10 696 8400
Larino CB 10 6793 15193
Montorio nei Frentani CB 11 437 15630
Acquaviva Collecroce CB 12 672 16302
Petrella Tifernina CB 12 1170 17472
Montelongo CB 13 365 17837
Palata CB 13 1726 19563
Bonefro CB 14 1384 20947
Montecilfone CB 15 1348 22295
Campolieto CB 15 839 23134
San Felice del Molise CB 16 634 23768
Tavenna CB 16 718 24486
San Giuliano di Puglia CB 17 1042 25528
Montefalcone nel Sannio CB 17 1556 27084
Montagano CB 17 1086 28170
Santa Croce di Magliano CB 17 4435 32605
Rotello CB 18 1212 33817
Sant'Elia a Pianisi CB 18 1818 35635
Monacilioni CB 18 523 36158
Roccavivara CB 18 815 36973
Limosano CB 18 768 37741
Montemitro CB 18 395 38136
Sant'Angelo Limosano CB 18 352 38488
San Biase CB 18 189 38677
Guglionesi CB 18 5321 43998
Ururi CB 19 2693 46691
Matrice CB 19 1115 47806
Colletorto CB 19 1938 49744

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km W of San Severo (53905 inhabitants)
71 Km W of Foggia (151991 inhabitants)
71 Km N of Benevento (60091 inhabitants)
83 Km SE of Chieti (51815 inhabitants)
86 Km NE of Caserta (76326 inhabitants)
91 Km SE of Pescara (121014 inhabitants)
95 Km W of Manfredonia (57279 inhabitants)
95 Km N of Avellino (54857 inhabitants)
98 Km NE of Acerra (59573 inhabitants)
98 Km SE of Montesilvano (53738 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
ML-VAX 1.6 		2002-11-01
06:47:41		 41.771 14.797 9 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 458039
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2002-11-01 06:47:41 ± 0.734
Latitude 41.7710 ± 0.0256
Longitude 14.7970 ± 0.0195
Depth (km) 9 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 458039

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) 3276.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 191
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00429
Epicentral distance of station farthest from the epicenter (degree) 0.01141
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 458039
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:13:40

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 5
Type of magnitude ML
Reference to an origin 458039
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
--.SGO.Z. 2002-11-01T06:48:21.97 10.0 undecidable manual SN 161 1.2654 -0.42 0.6
--.CSSN.Z. 2002-11-01T06:48:13.55 10.0 undecidable manual SG 168 0.9213 0.27 0.8
--.FGMS.Z. 2002-11-01T06:48:10.21 10.0 undecidable manual SG 93 0.8658 -1.11 0.3
--.SGO.Z. 2002-11-01T06:48:05.45 10.0 undecidable manual PN 161 1.2654 0.32 1.6
--.MRLC.Z. 2002-11-01T06:48:04.30 10.0 undecidable manual PN 152 1.1322 0.97 0.9
--.FG5.Z. 2002-11-01T06:48:02.90 10.0 undecidable manual SG 143 0.5883 0.01 0.9
--.RGNG.Z. 2002-11-01T06:48:01.81 10.0 undecidable manual SG 98 0.5883 -0.9 0.5
--.CSSN.Z. 2002-11-01T06:48:00.14 10.0 undecidable manual PG 168 0.9213 0.28 2
--.RNI2.Z. 2002-11-01T06:47:59.83 10.0 undecidable manual SG 261 0.4773 0.69 0.6
--.FGMS.Z. 2002-11-01T06:47:59.58 10.0 undecidable manual PG 93 0.8658 0.85 1.2
--.RGNG.Z. 2002-11-01T06:47:54.15 10.0 undecidable manual PG 98 0.5883 0.38 2
--.FG5.Z. 2002-11-01T06:47:52.60 10.0 undecidable manual PG 143 0.5883 -1.27 0.6
--.RNI2.Z. 2002-11-01T06:47:50.75 10.0 undecidable manual PG 261 0.4773 -0.95 1.1
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