Earthquake with magnitude of Md 3.1 on date 31-10-2002 and time 13:10:20 (Italy) in region 3 km NE Monacilioni (CB)

A magnitude Md 3.1 earthquake occured in region: 3 km NE Monacilioni (CB), on

  • 31-10-2002 12:10:20 (UTC)
  • 31-10-2002 13:10:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.63, 14.84 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
Monacilioni CB 3 523 523
Sant'Elia a Pianisi CB 3 1818 2341
Campolieto CB 6 839 3180
Pietracatella CB 6 1375 4555
Ripabottoni CB 7 514 5069
Macchia Valfortore CB 7 576 5645
Toro CB 9 1391 7036
San Giovanni in Galdo CB 9 580 7616
Provvidenti CB 10 119 7735
Morrone del Sannio CB 10 587 8322
Matrice CB 11 1115 9437
Campodipietra CB 11 2570 12007
Bonefro CB 11 1384 13391
Colletorto CB 12 1938 15329
Castellino del Biferno CB 12 545 15874
San Giuliano di Puglia CB 12 1042 16916
Casacalenda CB 12 2135 19051
Carlantino FG 12 980 20031
Jelsi CB 13 1781 21812
Petrella Tifernina CB 14 1170 22982
Montagano CB 14 1086 24068
Celenza Valfortore FG 14 1598 25666
Ripalimosani CB 15 3114 28780
Montelongo CB 15 365 29145
Gambatesa CB 15 1464 30609
Gildone CB 16 809 31418
Santa Croce di Magliano CB 16 4435 35853
Riccia CB 16 5262 41115
Montorio nei Frentani CB 16 437 41552
Lucito CB 17 696 42248
Campobasso CB 17 49431 91679
Lupara CB 17 505 92184
Castelbottaccio CB 17 312 92496
Ferrazzano CB 18 3344 95840
San Marco la Catola FG 18 1012 96852
Limosano CB 19 768 97620
Mirabello Sannitico CB 19 2180 99800
Tufara CB 19 925 100725
Rotello CB 19 1212 101937
Guardialfiera CB 19 1065 103002
Larino CB 20 6793 109795

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km W of San Severo (53905 inhabitants)
56 Km N of Benevento (60091 inhabitants)
62 Km W of Foggia (151991 inhabitants)
75 Km NE of Caserta (76326 inhabitants)
80 Km N of Avellino (54857 inhabitants)
86 Km NE of Acerra (59573 inhabitants)
90 Km W of Manfredonia (57279 inhabitants)
90 Km NE of Aversa (53047 inhabitants)
90 Km NE of Afragola (65057 inhabitants)
93 Km NE of Casoria (77642 inhabitants)
95 Km NE of Giugliano in Campania (122974 inhabitants)
97 Km SE of Chieti (51815 inhabitants)
98 Km NE of Marano di Napoli (59874 inhabitants)
98 Km W of Cerignola (58396 inhabitants)
98 Km NE of Portici (55274 inhabitants)
100 Km NE of Ercolano (53709 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
Rev 1000 Md 3.1
ML-VAX 2.5
2002-10-31
12:10:20
41.63 14.84 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 457359
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2002-10-31 12:10:20 ± 0.151
Latitude 41.63 ± 0.01
Longitude 14.84 ± 0.01
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 457359

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) 1894.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 124
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00348
Epicentral distance of station farthest from the epicenter (degree) 0.02841
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

Md:3.1

Field Value
Value 3.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 457359
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:13:00

ML:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 12
Type of magnitude ML
Reference to an origin 457359
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 Takeoff_angle Residual Weight
--.SFI.Z. 2002-10-31T12:11:10.63 10.0 undecidable manual PN 316 0.0284 0.66 0.6
--.CRE.Z. 2002-10-31T12:11:06.54 10.0 undecidable manual PN 313 0.0261 0 1.1
--.ASS.Z. 2002-10-31T12:10:57.24 10.0 undecidable manual PN 311 0.0193 1.01 0.4
--.SNTG.Z. 2002-10-31T12:10:56.48 10.0 undecidable manual PN 319 0.0193 0.45 1
--.FGMS.Z. 2002-10-31T12:10:49.30 10.0 undecidable manual SG 84 0.0074 -0.02 0.8
--.MGR.Z. 2002-10-31T12:10:49.12 10.0 undecidable manual PN 159 0.0142 0.68 0.9
--.SLCN.Z. 2002-10-31T12:10:46.10 10.0 undecidable manual PN 153 0.0124 0.45 1.4
--.SGO.Z. 2002-10-31T12:10:43.10 10.0 undecidable manual PN 161 0.0101 0.88 0.8
--.PTQR.Z. 2002-10-31T12:10:40.96 10.0 undecidable manual PN 290 0.0102 -1.31 0.3
--.MRLC.Z. 2002-10-31T12:10:40.80 10.0 undecidable manual PG 150 0.009 -0.19 1.8
--.RGNG.Z. 2002-10-31T12:10:40.30 10.0 undecidable manual SG 85 0.005 -0.44 0.6
--.RNI2.Z. 2002-10-31T12:10:38.79 10.0 undecidable manual SG 277 0.0046 -0.3 0.7
--.FG5.Z. 2002-10-31T12:10:37.72 10.0 undecidable manual SG 136 0.0042 -0.02 0.8
--.FGMS.Z. 2002-10-31T12:10:36.63 10.0 undecidable manual PG 84 0.0074 -0.54 1.4
--.CSSN.Z. 2002-10-31T12:10:35.90 10.0 undecidable manual PG 169 0.007 -1.11 0.5
--.FG4.Z. 2002-10-31T12:10:35.69 10.0 undecidable manual PG 133 0.0064 0.78 1
--.RFI.Z. 2002-10-31T12:10:35.45 10.0 undecidable manual PG 242 0.0065 0.42 1.6
--.CPI2.Z. 2002-10-31T12:10:34.40 10.0 undecidable manual SG 262 0.0035 -0.66 0.5
--.RGNG.Z. 2002-10-31T12:10:31.61 10.0 undecidable manual PG 85 0.005 -0.45 1.5
--.FG5.Z. 2002-10-31T12:10:30.90 10.0 undecidable manual PG 136 0.0042 -0.4 1.6
--.RNI2.Z. 2002-10-31T12:10:30.46 10.0 undecidable manual PG 277 0.0046 -0.8 0.9
--.CPI2.Z. 2002-10-31T12:10:29.40 10.0 undecidable manual PG 262 0.0035 0.1 1.9
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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