Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.1 on date 13-12-1999 and time 02:07:56 (Italy) in region 1 km S Petrella Tifernina (CB)

A magnitude Md 2.1 earthquake occured in region: 1 km S Petrella Tifernina (CB), on

  • 13-12-1999 01:07:56 (UTC)
  • 13-12-1999 02:07:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.6830, 14.6980 at 6 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
Petrella Tifernina CB 1 1170 1170
Castellino del Biferno CB 4 545 1715
Montagano CB 4 1086 2801
Lucito CB 6 696 3497
Limosano CB 6 768 4265
Morrone del Sannio CB 8 587 4852
Matrice CB 8 1115 5967
Campolieto CB 8 839 6806
Sant'Angelo Limosano CB 8 352 7158
Castelbottaccio CB 8 312 7470
Ripalimosani CB 8 3114 10584
Ripabottoni CB 9 514 11098
Lupara CB 9 505 11603
San Biase CB 10 189 11792
Civitacampomarano CB 11 417 12209
San Giovanni in Galdo CB 11 580 12789
Provvidenti CB 11 119 12908
Monacilioni CB 12 523 13431
Fossalto CB 13 1345 14776
Castropignano CB 13 947 15723
Toro CB 13 1391 17114
Casacalenda CB 14 2135 19249
Oratino CB 14 1641 20890
Campobasso CB 14 49431 70321
Campodipietra CB 14 2570 72891
Pietracupa CB 15 215 73106
Torella del Sannio CB 15 795 73901
Guardialfiera CB 16 1065 74966
Sant'Elia a Pianisi CB 16 1818 76784
Castelmauro CB 16 1505 78289
Trivento CB 17 4730 83019
Ferrazzano CB 17 3344 86363
Salcito CB 17 683 87046
Molise CB 18 167 87213
Casalciprano CB 18 564 87777
Busso CB 18 1273 89050
Pietracatella CB 18 1375 90425
Mirabello Sannitico CB 19 2180 92605
Roccavivara CB 19 815 93420
Gildone CB 20 809 94229
Bonefro CB 20 1384 95613
Jelsi CB 20 1781 97394

Municipalities with at least 50000 inhabitants

An earthquake occurred to
57 Km W of San Severo (53905 inhabitants)
62 Km N of Benevento (60091 inhabitants)
74 Km NE of Caserta (76326 inhabitants)
75 Km W of Foggia (151991 inhabitants)
86 Km N of Avellino (54857 inhabitants)
86 Km NE of Acerra (59573 inhabitants)
86 Km SE of Chieti (51815 inhabitants)
89 Km NE of Aversa (53047 inhabitants)
91 Km NE of Afragola (65057 inhabitants)
93 Km NE of Casoria (77642 inhabitants)
94 Km NE of Giugliano in Campania (122974 inhabitants)
96 Km SE of Pescara (121014 inhabitants)
97 Km NE of Marano di Napoli (59874 inhabitants)
100 Km N of Portici (55274 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 1999-12-13
01:07:56		 41.683 14.698 7 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 378069
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1999-12-13 01:07:56 ± 0.515
Latitude 41.6830 ± 0.0208
Longitude 14.6980 ± 0.0307
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 378069

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) 3444.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 251
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.00178
Epicentral distance of station farthest from the epicenter (degree) 0.00445
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 378069
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:55:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.VTB1.Z. 1999-12-13T01:08:16.15 10.0 undecidable manual SG 185 0.4995 0.72 0.1
--.PSB1.Z. 1999-12-13T01:08:14.74 10.0 undecidable manual SG 169 0.4551 0.43 0.3
--.MAB1.Z. 1999-12-13T01:08:14.54 10.0 undecidable manual SG 199 0.444 0.78 0.1
--.CRVI.Z. 1999-12-13T01:08:09.47 10.0 undecidable manual SG 277 0.2886 1.12 0
--.SMB1.Z. 1999-12-13T01:08:08.15 10.0 undecidable manual SG 176 0.2886 0.07 0.6
--.CPI2.Z. 1999-12-13T01:08:07.96 10.0 undecidable manual SG 251 0.2997 -0.56 0.2
--.MAB1.Z. 1999-12-13T01:08:06.25 10.0 undecidable manual PG 199 0.444 -0.32 1
--.PSB1.Z. 1999-12-13T01:08:06.71 10.0 positive manual PG 169 0.4551 -0.18 2.5
--.VTB1.Z. 1999-12-13T01:08:06.93 10.0 undecidable manual PG 185 0.4995 -0.6 0.4
--.BAI2.Z. 1999-12-13T01:08:04.36 10.0 undecidable manual SG 211 0.1998 -0.58 0.3
--.SMB1.Z. 1999-12-13T01:08:03.64 10.0 positive manual PG 176 0.2886 0.35 2.2
--.CPI2.Z. 1999-12-13T01:08:03.35 10.0 undecidable manual PG 251 0.2997 -0.19 1.4
--.CRVI.Z. 1999-12-13T01:08:03.52 10.0 undecidable manual PG 277 0.2886 0.07 1.6
--.BAI2.Z. 1999-12-13T01:08:01.48 10.0 positive manual PG 211 0.1998 0 3.2
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