Earthquake with magnitude of ML 1.3 on date 31-01-2024 and time 12:06:04 (Italy) in region 1 km NW Sant'Agapito (IS)

A magnitude ML 1.3 earthquake occured in region: 1 km NW Sant'Agapito (IS), on

  • 31-01-2024 11:06:04 (UTC)
  • 31-01-2024 12:06:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.5540, 14.2160 at 8 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Sant'Agapito IS 1 1496 1496
Isernia IS 4 21842 23338
Macchia d'Isernia IS 4 1035 24373
Longano IS 4 690 25063
Monteroduni IS 5 2264 27327
Pettoranello del Molise IS 6 460 27787
Castelpizzuto IS 7 155 27942
Montaquila IS 8 2456 30398
Pesche IS 9 1661 32059
Fornelli IS 9 1909 33968
Gallo Matese CE 10 579 34547
Carpinone IS 10 1157 35704
Miranda IS 11 1047 36751
Colli a Volturno IS 11 1349 38100
Castelpetroso IS 11 1680 39780
Capriati a Volturno CE 11 1541 41321
Fontegreca CE 11 811 42132
Letino CE 12 712 42844
Ciorlano CE 12 426 43270
Santa Maria del Molise IS 13 665 43935
Roccamandolfi IS 13 938 44873
Filignano IS 13 648 45521
Rocchetta a Volturno IS 13 1113 46634
Prata Sannita CE 13 1502 48136
Pozzilli IS 14 2380 50516
Sessano del Molise IS 14 727 51243
Acquaviva d'Isernia IS 14 425 51668
Cerro al Volturno IS 15 1281 52949
Valle Agricola CE 15 890 53839
Scapoli IS 15 680 54519
Cantalupo nel Sannio IS 15 739 55258
Macchiagodena IS 16 1854 57112
Venafro IS 16 11280 68392
Forlì del Sannio IS 16 675 69067
Roccasicura IS 16 550 69617
Pratella CE 17 1565 71182
Castel San Vincenzo IS 17 516 71698
Pescolanciano IS 17 855 72553
San Massimo CB 18 855 73408
Ailano CE 18 1369 74777
Conca Casale IS 19 200 74977
Sesto Campano IS 19 2388 77365
Rionero Sannitico IS 19 1118 78483
Carovilli IS 19 1359 79842
Pizzone IS 20 329 80171
Chiauci IS 20 233 80404

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km N of Caserta (76326 inhabitants)
65 Km N of Aversa (53047 inhabitants)
67 Km NW of Benevento (60091 inhabitants)
69 Km N of Acerra (59573 inhabitants)
69 Km N of Giugliano in Campania (122974 inhabitants)
71 Km N of Afragola (65057 inhabitants)
72 Km N of Casoria (77642 inhabitants)
73 Km N of Marano di Napoli (59874 inhabitants)
79 Km N of Pozzuoli (81661 inhabitants)
79 Km N of Napoli (974074 inhabitants)
82 Km N of Portici (55274 inhabitants)
83 Km N of Ercolano (53709 inhabitants)
86 Km NW of Avellino (54857 inhabitants)
86 Km N of Torre del Greco (86275 inhabitants)
89 Km S of Chieti (51815 inhabitants)
93 Km N of Scafati (50787 inhabitants)
98 Km N of Castellammare di Stabia (66466 inhabitants)
98 Km W of San Severo (53905 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
Reviewed
Rev100
ML 1.3 2024-01-31
11:06:04
41.5538 14.2157 9 2024-01-31
11:40:35
Sala Sismica INGV-Roma 124964521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-31 11:06:04 ± 0.46
Latitude 41.5538 ± 0.0117
Longitude 14.2157 ± 0.0216
Depth (km) 9 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124964521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1819
Semi-minor axis of confidence ellipse (meter) 807
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 267
Circular confidence region, given by single value of horizontal uncertainty (meter) 1820.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32825
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 124964521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-31 11:40:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VCEL.EHZ. 2024-01-31T11:06:32.94 3.0 undecidable manual S -0.03 0
IV.SGG.HHZ. 2024-01-31T11:06:13.64 1.0 undecidable manual S 144 22.9548 110 0.64 28
IV.TRIV.HNE. 2024-01-31T11:06:12.13 0.6 undecidable manual P 49 36.4413 50 0.27 66
IV.PTRJ.HHE. 2024-01-31T11:06:11.70 1.0 undecidable manual P 129 33.5442 50 0.29 32
IV.MIDA.HHZ. 2024-01-31T11:06:09.29 0.3 undecidable manual S 18 10.2786 130 0.17 100
IV.SGG.HHZ. 2024-01-31T11:06:09.38 0.6 negative manual P 144 22.9548 110 -0.03 68
IV.CERA.HNZ. 2024-01-31T11:06:08.74 0.6 undecidable manual P 287 17.0718 116 0.42 64
IV.VAGA.HHZ. 2024-01-31T11:06:07.70 0.3 undecidable manual P 174 15.4734 119 -0.32 98
IV.MIDA.HHZ. 2024-01-31T11:06:06.64 0.3 undecidable manual P 18 10.2786 130 -0.52 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MIDA.HHE. ML:1.4 0.00036750000000000004 0.28 AML other m 2024-01-31T11:06:10.71
IV.MIDA.HHN. ML:1.2 0.0002105 0.34 AML other m 2024-01-31T11:06:11.11
IV.VAGA.HHN. ML:1.5 0.000316 0.98 AML other m 2024-01-31T11:06:13.03
IV.VAGA.HHE. ML:1.1 0.000124027 0.4352 AML other m 2024-01-31T11:06:12.54
IV.SGG.HHE. ML:1.1 0.0000786 0.88 AML other m 2024-01-31T11:06:16.36
IV.SGG.HHN. ML:1.1 0.00008645 0.34 AML other m 2024-01-31T11:06:20.19
IV.VAGA.HNE. ML:1.1 0.00013370395 0.4224 AML other m 2024-01-31T11:06:14.92
IV.VAGA.HNN. ML:1.5 0.0003214545 0.4032 AML other m 2024-01-31T11:06:13.23
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download