Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 08-02-2024 and time 21:44:52 (Italy) in region 3 km NW Sepino (CB)

A magnitude ML 1.1 earthquake occured in region: 3 km NW Sepino (CB), on

  • 08-02-2024 20:44:52 (UTC)
  • 08-02-2024 21:44:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.4250, 14.5910 at 9 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.

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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
Sepino CB 3 1964 1964
Guardiaregia CB 4 801 2765
San Giuliano del Sannio CB 5 1029 3794
Cercepiccola CB 8 681 4475
Campochiaro CB 8 646 5121
Vinchiaturo CB 8 3324 8445
Sassinoro BN 8 618 9063
San Polo Matese CB 9 470 9533
Pietraroja BN 9 545 10078
Colle d'Anchise CB 11 807 10885
Morcone BN 11 4932 15817
Baranello CB 12 2673 18490
Cercemaggiore CB 12 3777 22267
Cusano Mutri BN 12 4091 26358
Bojano CB 12 8058 34416
Mirabello Sannitico CB 12 2180 36596
Santa Croce del Sannio BN 13 927 37523
Ferrazzano CB 14 3344 40867
Busso CB 15 1273 42140
Gildone CB 16 809 42949
Spinete CB 16 1320 44269
Cerreto Sannita BN 16 3940 48209
Campobasso CB 16 49431 97640
San Massimo CB 17 855 98495
San Lorenzello BN 17 2227 100722
Pontelandolfo BN 17 2167 102889
Oratino CB 18 1641 104530
Casalciprano CB 18 564 105094
Castelpagano BN 18 1483 106577
Gioia Sannitica CE 19 3638 110215
San Lupo BN 19 801 111016
Faicchio BN 19 3634 114650
San Gregorio Matese CE 19 988 115638
Guardia Sanframondi BN 19 5078 120716
Castello del Matese CE 19 1494 122210
San Potito Sannitico CE 19 1925 124135
Campolattaro BN 19 1072 125207
Sant'Elena Sannita IS 20 275 125482
San Lorenzo Maggiore BN 20 2154 127636
Piedimonte Matese CE 20 11297 138933
Campodipietra CB 20 2570 141503
Circello BN 20 2388 143891
Cantalupo nel Sannio IS 20 739 144630

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NW of Benevento (60091 inhabitants)
45 Km NE of Caserta (76326 inhabitants)
56 Km NE of Acerra (59573 inhabitants)
59 Km N of Avellino (54857 inhabitants)
60 Km NE of Aversa (53047 inhabitants)
61 Km NE of Afragola (65057 inhabitants)
63 Km NE of Casoria (77642 inhabitants)
64 Km NE of Giugliano in Campania (122974 inhabitants)
67 Km NE of Marano di Napoli (59874 inhabitants)
70 Km N of Portici (55274 inhabitants)
71 Km NE of Napoli (974074 inhabitants)
71 Km N of Ercolano (53709 inhabitants)
72 Km W of San Severo (53905 inhabitants)
73 Km N of Torre del Greco (86275 inhabitants)
75 Km N of Scafati (50787 inhabitants)
77 Km NE of Pozzuoli (81661 inhabitants)
80 Km W of Foggia (151991 inhabitants)
81 Km N of Cava de' Tirreni (53659 inhabitants)
82 Km N of Castellammare di Stabia (66466 inhabitants)
84 Km N of Salerno (135261 inhabitants)
97 Km NW of Battipaglia (50786 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 1.1 2024-02-08
20:44:52		 41.4253 14.5913 9 2024-02-08
20:52:55		 Sala Sismica INGV-Roma 125136281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-08 20:44:52 ± 0.12
Latitude 41.4253 ± 0.0081
Longitude 14.5913 ± 0.0084
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125136281

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 802
Semi-minor axis of confidence ellipse (meter) 708
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 161
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) 107
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
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) 0.07734
Epicentral distance of station farthest from the epicenter (degree) 0.34264
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 125136281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-08 20:52:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VAGA.HHZ. 2024-02-08T20:45:03.52 0.6 undecidable manual S 268 29.748 50 0.42 47
IV.TRIV.HHZ. 2024-02-08T20:44:59.65 0.1 undecidable manual P 355 38.0286 50 -0.17 100
IV.SGG.HHZ. 2024-02-08T20:44:59.64 0.6 undecidable manual S 256 18.1707 117 0.26 51
IV.BSSO.HHZ. 2024-02-08T20:44:58.35 0.6 undecidable manual S 1 13.3755 125 0.4 50
IV.PSB1.HNZ. 2024-02-08T20:44:58.58 0.1 undecidable manual P 141 28.9488 108 0.19 100
IV.VAGA.HHZ. 2024-02-08T20:44:58.34 1.0 positive manual P 268 29.748 50 -0.2 25
IV.SACR.HHZ. 2024-02-08T20:44:57.56 0.3 undecidable manual S 108 9.9789 133 0.53 73
IV.PTRJ.HHZ. 2024-02-08T20:44:56.73 0.3 undecidable manual S 217 8.5803 137 0.05 81
IV.SGG.HHZ. 2024-02-08T20:44:56.45 0.6 negative manual P 256 18.1707 117 0.06 52
IV.BSSO.HHZ. 2024-02-08T20:44:55.40 0.3 negative manual P 1 13.3755 125 -0.17 77
IV.SACR.HHZ. 2024-02-08T20:44:54.67 0.1 undecidable manual P 108 9.9789 133 -0.36 99
IV.PTRJ.HHZ. 2024-02-08T20:44:54.41 0.1 undecidable manual P 217 8.5803 137 -0.42 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PTRJ.HHN. ML:1.2 0.0002125 0.3 AML other m 2024-02-08T20:44:57.79
IV.BSSO.HHN. ML:1.4 0.00026949999999999994 1.68 AML other m 2024-02-08T20:44:59.95
IV.BSSO.HHE. ML:1.5 0.000317 0.66 AML other m 2024-02-08T20:45:00.17
IV.PTRJ.HHE. ML:1.3 0.0002825 1.24 AML other m 2024-02-08T20:45:00.88
IV.SACR.HHN. ML:1.0 0.0001265 0.36 AML other m 2024-02-08T20:45:00.93
IV.SACR.HNN. ML:1.0 0.00013844999999999998 0.36 AML other m 2024-02-08T20:45:00.93
IV.SACR.HHE. ML:0.9 0.00010970000000000001 1.34 AML other m 2024-02-08T20:45:00.76
IV.SACR.HNE. ML:0.9 0.00011565 1.34 AML other m 2024-02-08T20:45:00.76
IV.SGG.HHN. ML:1.1 0.000108 0.66 AML other m 2024-02-08T20:45:02.89
IV.SGG.HHE. ML:1.1 0.00010405000000000001 0.34 AML other m 2024-02-08T20:45:04.76
IV.VAGA.HHE. ML:1.0 0.000049500000000000004 0.58 AML other m 2024-02-08T20:45:07.97
IV.VAGA.HHN. ML:1.2 0.00007489999999999999 1.24 AML other m 2024-02-08T20:45:10.96
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