Earthquake with magnitude of ML 1.4 on date 29-03-2023 and time 06:11:55 (Italy) in region 2 km W Montagano (CB)

A magnitude ML 1.4 earthquake occured in region: 2 km W Montagano (CB), on

  • 29-03-2023 04:11:55 (UTC)
  • 29-03-2023 06:11:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6420, 14.6490 at 22 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
Montagano CB 2 1086 1086
Ripalimosani CB 4 3114 4200
Limosano CB 5 768 4968
Matrice CB 6 1115 6083
Petrella Tifernina CB 7 1170 7253
Sant'Angelo Limosano CB 7 352 7605
Castropignano CB 8 947 8552
Oratino CB 8 1641 10193
Fossalto CB 9 1345 11538
Campobasso CB 9 49431 60969
San Biase CB 10 189 61158
Castellino del Biferno CB 10 545 61703
Campolieto CB 10 839 62542
San Giovanni in Galdo CB 10 580 63122
Torella del Sannio CB 11 795 63917
Lucito CB 11 696 64613
Pietracupa CB 12 215 64828
Casalciprano CB 12 564 65392
Busso CB 12 1273 66665
Toro CB 12 1391 68056
Campodipietra CB 12 2570 70626
Ferrazzano CB 13 3344 73970
Molise CB 13 167 74137
Castelbottaccio CB 13 312 74449
Morrone del Sannio CB 13 587 75036
Monacilioni CB 14 523 75559
Ripabottoni CB 14 514 76073
Mirabello Sannitico CB 14 2180 78253
Baranello CB 15 2673 80926
Lupara CB 15 505 81431
Duronia CB 16 405 81836
Civitacampomarano CB 16 417 82253
Sant'Elena Sannita IS 16 275 82528
Salcito CB 16 683 83211
Gildone CB 17 809 84020
Provvidenti CB 17 119 84139
Frosolone IS 17 3170 87309
Bagnoli del Trigno IS 17 735 88044
Spinete CB 17 1320 89364
Vinchiaturo CB 17 3324 92688
Trivento CB 18 4730 97418
Colle d'Anchise CB 18 807 98225
Jelsi CB 18 1781 100006
Sant'Elia a Pianisi CB 19 1818 101824
Casacalenda CB 20 2135 103959
Pietracatella CB 20 1375 105334

Municipalities with at least 50000 inhabitants

An earthquake occurred to
58 Km N of Benevento (60091 inhabitants)
61 Km W of San Severo (53905 inhabitants)
68 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)
87 Km NE of Casoria (77642 inhabitants)
88 Km NE of Giugliano in Campania (122974 inhabitants)
88 Km SE of Chieti (51815 inhabitants)
91 Km NE of Marano di Napoli (59874 inhabitants)
94 Km N of Portici (55274 inhabitants)
95 Km NE of Napoli (974074 inhabitants)
96 Km N of Ercolano (53709 inhabitants)
98 Km N of Torre del Greco (86275 inhabitants)
98 Km SE of Pescara (121014 inhabitants)
100 Km N of Scafati (50787 inhabitants)
100 Km NE of Pozzuoli (81661 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 1.4 2023-03-29
04:11:55
41.6425 14.6488 22 2024-03-01
17:18:04
Bollettino Sismico Italiano INGV 116495151
Reviewed
Rev100
ML 1.4 2023-03-29
04:11:55
41.6492 14.6702 17 2023-03-29
04:26:00
Sala Sismica INGV-Roma 115836821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-29 04:11:55 ± 0.13
Latitude 41.6425 ± 0.0081
Longitude 14.6488 ± 0.0072
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116495151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 795
Semi-minor axis of confidence ellipse (meter) 658
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 155
Circular confidence region, given by single value of horizontal uncertainty (meter) 800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.10522
Epicentral distance of station farthest from the epicenter (degree) 0.66550
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 116495151
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-29 11:22:33

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 115836821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-29 04:26:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RNI2.HHZ. 2023-03-29T04:12:10.22 0.6 undecidable manual S 279 41.7249 110 0.88 37
OT.OT16.EHN. 2023-03-29T04:12:10.62 0.3 undecidable manual S 64 48.1185 107 -0.35 67
IV.VAGA.HHZ. 2023-03-29T04:12:09.75 1.0 undecidable manual S 234 42.624 110 0.17 23
IV.MELA.HHZ. 2023-03-29T04:12:09.48 0.3 undecidable manual S 80 40.2264 111 0.5 65
IT.GLNS.HNZ. 2023-03-29T04:12:08.80 0.6 undecidable manual S 37 37.2294 113 0.55 42
IV.SGG.HHZ. 2023-03-29T04:12:07.70 0.6 undecidable manual S 218 36.1416 114 -0.27 46
IV.INTR.HHE. 2023-03-29T04:12:07.91 0.3 undecidable manual P 304 73.8705 100 -0.26 65
IV.SACR.HHZ. 2023-03-29T04:12:06.10 0.6 undecidable manual S 170 27.5502 122 0.16 48
IV.CERA.HNN. 2023-03-29T04:12:05.02 0.3 undecidable manual P 265 52.503 105 0.06 70
IV.LPEL.HHE. 2023-03-29T04:12:05.77 0.3 undecidable manual P 320 59.0964 103 -0.17 68
IT.LRNO.HNZ. 2023-03-29T04:12:05.98 0.6 undecidable manual S 51 28.9488 120 -0.26 47
IV.GATE.HHZ. 2023-03-29T04:12:05.30 1.0 undecidable manual S 123 25.9518 124 -0.28 23
IV.MOCO.HNE. 2023-03-29T04:12:05.64 0.3 undecidable manual P 125 52.0035 106 0.76 58
IV.CIGN.HHZ. 2023-03-29T04:12:04.57 0.6 undecidable manual S 86 21.2676 130 0 50
IV.RNI2.HHZ. 2023-03-29T04:12:03.53 0.1 undecidable manual P 279 41.7249 110 0.16 93
OT.OT16.EHN. 2023-03-29T04:12:03.76 0.1 undecidable manual P 64 48.1185 107 -0.55 84
IV.VAGA.HHZ. 2023-03-29T04:12:03.65 0.3 undecidable manual P 234 42.624 110 0.14 70
IT.GLNS.HNZ. 2023-03-29T04:12:02.84 0.6 undecidable manual P 37 37.2294 113 0.1 48
IV.SGG.HHZ. 2023-03-29T04:12:02.51 0.3 undecidable manual P 218 36.1416 114 -0.07 72
IV.BSSO.HHE. 2023-03-29T04:12:02.60 0.3 undecidable manual S 203 11.6772 149 -0.28 72
IV.MELA.HHZ. 2023-03-29T04:12:02.86 0.1 positive manual P 80 40.2264 111 -0.3 91
IV.GATE.HHZ. 2023-03-29T04:12:01.62 0.1 undecidable manual P 123 25.9518 124 0.42 91
IV.SACR.HHZ. 2023-03-29T04:12:01.31 0.1 undecidable manual P 170 27.5502 122 -0.1 97
IT.LRNO.HNZ. 2023-03-29T04:12:01.40 0.3 undecidable manual P 51 28.9488 120 -0.18 72
IV.CIGN.HHZ. 2023-03-29T04:12:00.62 0.1 undecidable manual P 86 21.2676 130 0 100
IV.BSSO.HHE. 2023-03-29T04:11:59.51 0.1 undecidable manual P 203 11.6772 149 -0.13 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SACR.HHN. ML:1.2 0.00006691287999999999 0.48 AML other m 2023-03-29T04:12:06.11
IV.SACR.HHE. ML:1.0 0.000045035425 0.3616 AML other m 2023-03-29T04:12:06.92
IV.GATE.HHE. ML:1.5 0.00013700000000000002 0.62 AML other m 2023-03-29T04:12:07.14
IV.CIGN.HHN. ML:1.4 0.00013450000000000002 1.44 AML other m 2023-03-29T04:12:07.83
IV.CIGN.HHE. ML:1.4 0.00011444999999999999 1.46 AML other m 2023-03-29T04:12:08.08
IV.GATE.HHN. ML:1.4 0.0001123 0.68 AML other m 2023-03-29T04:12:09.73
IV.RNI2.HHE. ML:1.5 0.00009955 0.54 AML other m 2023-03-29T04:12:10.19
IV.SGG.HHE. ML:1.4 0.0000785 0.64 AML other m 2023-03-29T04:12:10.79
IV.RNI2.HHN. ML:1.6 0.00011885 0.98 AML other m 2023-03-29T04:12:11.19
IV.SGG.HHN. ML:1.5 0.00009745 1.64 AML other m 2023-03-29T04:12:11.89
IV.VAGA.HHE. ML:1.3 0.000060150000000000005 0.52 AML other m 2023-03-29T04:12:16.72
IV.VAGA.HHN. ML:1.6 0.00010839999999999999 0.54 AML other m 2023-03-29T04:12:17.57
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