Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 07-04-2023 and time 23:06:43 (UTC) in region 2 km W Montagano (CB)

A magnitude ML 2.0 earthquake occured in region: 2 km W Montagano (CB), on

  • 07-04-2023 23:06:43 (UTC)
  • 08-04-2023 01:06:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6480, 14.6470 at 24 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
Montagano CB 2 1086 1086
Limosano CB 4 768 1854
Ripalimosani CB 4 3114 4968
Sant'Angelo Limosano CB 6 352 5320
Petrella Tifernina CB 6 1170 6490
Matrice CB 7 1115 7605
Castropignano CB 8 947 8552
Oratino CB 9 1641 10193
Fossalto CB 9 1345 11538
San Biase CB 9 189 11727
Castellino del Biferno CB 9 545 12272
Campobasso CB 10 49431 61703
Lucito CB 10 696 62399
Campolieto CB 10 839 63238
Torella del Sannio CB 10 795 64033
San Giovanni in Galdo CB 11 580 64613
Pietracupa CB 11 215 64828
Casalciprano CB 12 564 65392
Busso CB 12 1273 66665
Molise CB 13 167 66832
Castelbottaccio CB 13 312 67144
Toro CB 13 1391 68535
Campodipietra CB 13 2570 71105
Ferrazzano CB 13 3344 74449
Morrone del Sannio CB 13 587 75036
Ripabottoni CB 14 514 75550
Monacilioni CB 14 523 76073
Lupara CB 15 505 76578
Mirabello Sannitico CB 15 2180 78758
Baranello CB 15 2673 81431
Civitacampomarano CB 15 417 81848
Duronia CB 16 405 82253
Salcito CB 16 683 82936
Sant'Elena Sannita IS 17 275 83211
Provvidenti CB 17 119 83330
Bagnoli del Trigno IS 17 735 84065
Gildone CB 17 809 84874
Frosolone IS 17 3170 88044
Trivento CB 17 4730 92774
Spinete CB 18 1320 94094
Vinchiaturo CB 18 3324 97418
Colle d'Anchise CB 19 807 98225
Jelsi CB 19 1781 100006
Sant'Elia a Pianisi CB 19 1818 101824
Casacalenda CB 20 2135 103959

Municipalities with at least 50000 inhabitants

An earthquake occurred to
59 Km N of Benevento (60091 inhabitants)
61 Km W of San Severo (53905 inhabitants)
69 Km NE of Caserta (76326 inhabitants)
77 Km W of Foggia (151991 inhabitants)
81 Km N of Acerra (59573 inhabitants)
82 Km N of Avellino (54857 inhabitants)
83 Km NE of Aversa (53047 inhabitants)
85 Km NE of Afragola (65057 inhabitants)
88 Km NE of Casoria (77642 inhabitants)
88 Km SE of Chieti (51815 inhabitants)
88 Km NE of Giugliano in Campania (122974 inhabitants)
92 Km NE of Marano di Napoli (59874 inhabitants)
95 Km N of Portici (55274 inhabitants)
96 Km NE of Napoli (974074 inhabitants)
97 Km N of Ercolano (53709 inhabitants)
98 Km SE of Pescara (121014 inhabitants)
99 Km N of Torre del Greco (86275 inhabitants)
100 Km NE of Pozzuoli (81661 inhabitants)
100 Km N of Scafati (50787 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 		ML 2.0 2023-04-07
23:06:43		 41.6478 14.6472 24 2024-03-01
17:18:07		 Bollettino Sismico Italiano INGV 117143701
Reviewed
Rev100 		ML 2.0 2023-04-07
23:06:43		 41.6572 14.6577 21 2023-04-07
23:13:41		 Sala Sismica INGV-Roma 116157391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-07 23:06:43 ± 0.09
Latitude 41.6478 ± 0.0045
Longitude 14.6472 ± 0.0048
Depth (km) 24 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117143701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 469
Semi-minor axis of confidence ellipse (meter) 57
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 326
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 50
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) 0.10882
Epicentral distance of station farthest from the epicenter (degree) 1.30132
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 34
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 62
Type of magnitude ML
Reference to an origin 116157391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-07 23:13:41

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 62
Type of magnitude ML
Reference to an origin 117143701
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-18 11:13:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VVLD.HHZ. 2023-04-07T23:07:09.88 0.6 undecidable manual S 287 88.245 100 0.06 44
IV.MRVN.HHZ. 2023-04-07T23:07:07.51 0.6 undecidable manual P 116 144.4443 54 0.55 35
IV.PALZ.HHZ. 2023-04-07T23:07:06.13 0.6 undecidable manual P 125 134.4654 54 0.42 37
IV.LPEL.HHZ. 2023-04-07T23:07:02.38 0.6 undecidable manual S 319 58.497 105 0.31 44
OT.OT12.EHZ. 2023-04-07T23:07:01.81 0.6 undecidable manual P 91 104.5176 98 0.62 37
IV.VCEL.EHZ. 2023-04-07T23:07:01.09 0.3 undecidable manual P 322 106.2159 98 -0.35 60
IV.MCRV.HHZ. 2023-04-07T23:07:01.74 0.6 undecidable manual P 155 105.4167 98 0.42 40
IV.TREM.HHZ. 2023-04-07T23:06:59.53 0.3 undecidable manual P 53 88.6446 100 0.76 54
IV.PSB1.HNE. 2023-04-07T23:06:59.96 0.6 undecidable manual S 164 49.0176 109 0.31 45
IV.T0110.HHZ. 2023-04-07T23:06:59.46 0.3 undecidable manual P 312 96.5256 99 -0.51 59
IV.SGRT.HHZ. 2023-04-07T23:06:58.96 0.6 undecidable manual P 82 91.6416 99 -0.26 42
IV.RNI2.HHZ. 2023-04-07T23:06:58.76 0.6 undecidable manual S 279 41.4252 113 1 36
IV.VVLD.HHZ. 2023-04-07T23:06:58.16 0.1 undecidable manual P 287 88.245 100 -0.55 79
OT.OT16.EHN. 2023-04-07T23:06:58.83 0.6 undecidable manual S 64 48.0186 109 -0.56 43
IV.SNAL.HHZ. 2023-04-07T23:06:58.93 0.3 undecidable manual P 150 92.8404 99 -0.48 60
IV.MELA.HHZ. 2023-04-07T23:06:57.28 0.3 undecidable manual S 81 40.3263 114 -0.19 71
IT.GLNS.HNZ. 2023-04-07T23:06:57.04 0.3 undecidable manual S 37 36.9297 116 0.39 68
OT.OT05.EHZ. 2023-04-07T23:06:56.74 0.6 undecidable manual P 89 79.1652 101 -0.6 40
IV.INTR.HHZ. 2023-04-07T23:06:56.12 0.1 undecidable manual P 304 73.4709 102 -0.35 86
IV.PTRJ.HHZ. 2023-04-07T23:06:55.67 0.3 undecidable manual S 197 32.9448 119 -0.05 73
IT.PLTA.HNN. 2023-04-07T23:06:55.05 0.6 undecidable manual S 24 28.9488 123 0.24 47
IV.MRB1.HHZ. 2023-04-07T23:06:55.68 0.3 undecidable manual P 155 64.0914 104 0.62 61
IT.LRNO.HNZ. 2023-04-07T23:06:55.02 0.6 undecidable manual S 52 28.6491 123 0.29 47
IV.PIGN.HHZ. 2023-04-07T23:06:55.00 0.3 undecidable manual P 218 63.0924 104 0.09 69
IT.MCLF.HNE. 2023-04-07T23:06:55.94 0.6 undecidable manual S 29 32.2455 120 0.38 45
IV.PABO.HHN. 2023-04-07T23:06:54.54 0.6 undecidable manual S 298 24.2535 129 0.75 41
IV.LPEL.HHZ. 2023-04-07T23:06:54.10 0.1 undecidable manual P 319 58.497 105 -0.13 92
IV.MOCO.HNE. 2023-04-07T23:06:54.12 0.3 undecidable manual P 126 52.4031 108 0.78 58
IV.SACR.HHZ. 2023-04-07T23:06:54.65 0.3 undecidable manual S 170 28.2495 124 0.01 75
IV.GATE.HHZ. 2023-04-07T23:06:53.65 0.6 undecidable manual S 124 26.4513 126 -0.61 44
IV.VITU.HHZ. 2023-04-07T23:06:53.03 0.3 undecidable manual P 182 51.6039 108 -0.17 69
IV.CIGN.HHZ. 2023-04-07T23:06:53.43 0.6 undecidable manual S 88 21.3675 133 0.22 48
IV.CERA.HHZ. 2023-04-07T23:06:53.65 0.3 undecidable manual P 264 52.4031 108 0.32 68
IV.PSB1.HNE. 2023-04-07T23:06:52.79 0.3 undecidable manual P 164 49.0176 109 -0.04 72
OT.OT16.EHN. 2023-04-07T23:06:52.16 0.1 undecidable manual P 64 48.0186 109 -0.53 87
IV.VAGA.HHZ. 2023-04-07T23:06:52.10 0.1 positive manual P 233 42.9237 112 0.15 95
IV.RNI2.HHZ. 2023-04-07T23:06:51.92 0.1 undecidable manual P 279 41.4252 113 0.18 94
IV.SGG.HHZ. 2023-04-07T23:06:51.03 0.1 undecidable manual P 218 36.5412 116 -0.02 98
IV.BSSO.HHZ. 2023-04-07T23:06:51.48 0.3 undecidable manual S 201 12.0768 150 -0.17 74
IV.MELA.HHZ. 2023-04-07T23:06:51.29 0.1 positive manual P 81 40.3263 114 -0.29 93
IT.GLNS.HNZ. 2023-04-07T23:06:50.96 0.3 undecidable manual P 37 36.9297 116 -0.14 72
IT.MCLF.HNE. 2023-04-07T23:06:50.14 0.3 undecidable manual P 29 32.2455 120 -0.33 70
IV.PTRJ.HHZ. 2023-04-07T23:06:50.38 0.1 undecidable manual P 197 32.9448 119 -0.19 95
IV.GATE.HHZ. 2023-04-07T23:06:49.86 0.1 undecidable manual P 124 26.4513 126 0.14 97
IT.LRNO.HNZ. 2023-04-07T23:06:49.75 0.1 undecidable manual P 52 28.6491 123 -0.25 95
IV.CIGN.HHZ. 2023-04-07T23:06:49.04 0.1 undecidable manual P 88 21.3675 133 -0.08 100
IV.PABO.HHN. 2023-04-07T23:06:49.68 0.1 undecidable manual P 298 24.2535 129 0.23 96
IT.PLTA.HNN. 2023-04-07T23:06:49.85 0.1 undecidable manual P 24 28.9488 123 -0.19 97
IV.SACR.HHZ. 2023-04-07T23:06:49.99 0.1 positive manual P 170 28.2495 124 0.05 99
IV.BSSO.HHZ. 2023-04-07T23:06:48.07 0.1 positive manual P 201 12.0768 150 -0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BSSO.HNE. ML:2.5 0.002 1.48 AML other m 2023-04-07T23:06:52.20
IV.BSSO.HHE. ML:2.5 0.0020700000000000002 1.48 AML other m 2023-04-07T23:06:52.20
IV.BSSO.HHN. ML:2.5 0.00173 0.4 AML other m 2023-04-07T23:06:52.65
IV.BSSO.HNN. ML:2.4 0.0016899999999999999 0.4 AML other m 2023-04-07T23:06:52.65
IV.SACR.HNN. ML:2.0 0.0003665 1.5 AML other m 2023-04-07T23:06:54.86
IV.SACR.HNE. ML:2.1 0.000541 1.26 AML other m 2023-04-07T23:06:54.88
IV.SACR.HHE. ML:2.2 0.000604 1.26 AML other m 2023-04-07T23:06:54.88
IV.PTRJ.HHE. ML:2.2 0.000568 0.6 AML other m 2023-04-07T23:06:56.61
IV.SACR.HHN. ML:1.9 0.00034250000000000003 0.62 AML other m 2023-04-07T23:06:56.43
IV.GATE.HHN. ML:1.7 0.000229 0.28 AML other m 2023-04-07T23:06:56.40
IV.GATE.HNN. ML:1.7 0.00022600000000000002 0.42 AML other m 2023-04-07T23:06:56.75
IV.CIGN.HHE. ML:2.1 0.0006165000000000001 0.42 AML other m 2023-04-07T23:06:56.77
IV.MELA.HNE. ML:2.2 0.000453 0.7 AML other m 2023-04-07T23:06:57.99
IV.MELA.HNN. ML:2.4 0.0008385 0.56 AML other m 2023-04-07T23:06:58.15
IV.MELA.HHN. ML:2.4 0.0008255000000000001 0.12 AML other m 2023-04-07T23:06:58.15
IV.MELA.HHE. ML:2.2 0.000516 0.98 AML other m 2023-04-07T23:06:58.59
IV.PTRJ.HHN. ML:2.0 0.0003655 0.32 AML other m 2023-04-07T23:06:58.76
IV.CIGN.HHN. ML:2.2 0.0008380000000000001 0.44 AML other m 2023-04-07T23:06:59.94
OT.OT05.EHE. ML:0.6 0.000002850000000000001 0.44 AML other m 2023-04-07T23:06:59.72
IV.VAGA.HHE. ML:2.0 0.00027100000000000003 0.2 AML other m 2023-04-07T23:07:00.19
IV.VAGA.HNE. ML:2.0 0.000259 0.2 AML other m 2023-04-07T23:07:00.09
IV.RNI2.HHN. ML:2.2 0.0004165 0.36 AML other m 2023-04-07T23:07:00.09
IV.RNI2.HNN. ML:2.2 0.00040649999999999996 0.36 AML other m 2023-04-07T23:07:00.09
IV.SGG.HHE. ML:1.8 0.000183 0.42 AML other m 2023-04-07T23:07:00.28
IV.RNI2.HNE. ML:2.0 0.00028849999999999997 1.52 AML other m 2023-04-07T23:07:01.04
IV.RNI2.HHE. ML:2.0 0.00030500000000000004 1.52 AML other m 2023-04-07T23:07:01.04
IV.SGG.HHN. ML:1.7 0.0001505 0.62 AML other m 2023-04-07T23:07:02.98
IV.VAGA.HNN. ML:2.2 0.000488 0.24 AML other m 2023-04-07T23:07:03.46
IV.VAGA.HHN. ML:2.3 0.0004975 0.24 AML other m 2023-04-07T23:07:03.46
IV.SNAL.HNE. ML:2.1 0.00013350000000000002 0.62 AML other m 2023-04-07T23:07:03.50
IV.LPEL.HHN. ML:2.2 0.000277 0.8 AML other m 2023-04-07T23:07:04.40
IV.GATE.HNE. ML:1.8 0.000254 1.3 AML other m 2023-04-07T23:07:05.77
IV.GATE.HHE. ML:1.8 0.000254 1.28 AML other m 2023-04-07T23:07:05.76
IV.LPEL.HHE. ML:2.3 0.0003785 0.14 AML other m 2023-04-07T23:07:05.13
IV.VITU.HHN. ML:2.0 0.0002175 0.42 AML other m 2023-04-07T23:07:05.66
IV.VITU.HHE. ML:2.0 0.00022250000000000001 1 AML other m 2023-04-07T23:07:05.66
IV.INTR.HHN. ML:2.0 0.000157 1 AML other m 2023-04-07T23:07:08.63
IV.MRB1.HHN. ML:1.9 0.000129 0.64 AML other m 2023-04-07T23:07:08.78
IV.INTR.HHE. ML:1.8 0.0001055 1.54 AML other m 2023-04-07T23:07:08.84
IV.MRB1.HHE. ML:1.9 0.00012690000000000002 1.68 AML other m 2023-04-07T23:07:09.01
IV.CERA.HHN. ML:2.2 0.0003775 0.68 AML other m 2023-04-07T23:07:09.61
IV.SNAL.HNN. ML:2.3 0.00021700000000000002 0.5 AML other m 2023-04-07T23:07:09.64
IV.CERA.HHE. ML:2.0 0.00022899999999999998 1.24 AML other m 2023-04-07T23:07:09.02
IV.PIGN.HHN. ML:1.4 0.00004055 1.48 AML other m 2023-04-07T23:07:10.00
IV.VVLD.HHE. ML:1.6 0.00005069999999999999 1.24 AML other m 2023-04-07T23:07:10.78
OT.OT05.EHN. ML:1.9 0.00010845 1.38 AML other m 2023-04-07T23:07:10.91
IV.SGRT.HHE. ML:2.3 0.0001975 0.22 AML other m 2023-04-07T23:07:14.32
IV.PIGN.HHE. ML:1.4 0.00004679999999999999 0.64 AML other m 2023-04-07T23:07:14.45
IV.PALZ.HHE. ML:2.1 0.00007505000000000001 0.42 AML other m 2023-04-07T23:07:14.69
IV.TREM.HHN. ML:2.4 0.0003045 1.08 AML other m 2023-04-07T23:07:14.77
IV.SGRT.HHN. ML:2.1 0.00014050000000000003 1.5 AML other m 2023-04-07T23:07:14.96
IV.TREM.HHE. ML:2.4 0.00029549999999999997 0.48 AML other m 2023-04-07T23:07:15.31
OT.OT12.EHE. ML:2.2 0.00013675 0.28 AML other m 2023-04-07T23:07:16.38
IV.VVLD.HHN. ML:1.7 0.00006085 0.38 AML other m 2023-04-07T23:07:16.75
OT.OT12.EHN. ML:2.3 0.00016849999999999998 1.56 AML other m 2023-04-07T23:07:17.85
IV.SNAL.HHN. ML:1.7 0.00005259999999999999 0.76 AML other m 2023-04-07T23:07:17.93
IV.SNAL.HHE. ML:1.7 0.00005305 0.42 AML other m 2023-04-07T23:07:18.80
IV.T0110.HHE. ML:2.0 0.00009035 1.22 AML other m 2023-04-07T23:07:20.96
IV.T0110.HHN. ML:2.0 0.00009185 0.3 AML other m 2023-04-07T23:07:21.04
IV.MRVN.HHN. ML:1.7 0.0000239 1 AML other m 2023-04-07T23:07:30.24
IV.MRVN.HHE. ML:1.6 0.0000211 0.64 AML other m 2023-04-07T23:07:32.66
IV.PALZ.HHN. ML:2.2 0.00008645 0.42 AML other m 2023-04-07T23:07:40.66
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
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