Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 11-12-2023 and time 15:35:02 (UTC) in region San Lorenzello (BN)

A magnitude ML 1.3 earthquake occured in region: San Lorenzello (BN), on

  • 11-12-2023 15:35:02 (UTC)
  • 11-12-2023 16:35:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.2760, 14.5420 at 19 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
San Lorenzello BN 0 2227 2227
Cerreto Sannita BN 2 3940 6167
Castelvenere BN 5 2562 8729
Faicchio BN 5 3634 12363
Guardia Sanframondi BN 5 5078 17441
San Salvatore Telesino BN 6 3999 21440
Telese Terme BN 6 7486 28926
Cusano Mutri BN 8 4091 33017
San Lorenzo Maggiore BN 8 2154 35171
San Lupo BN 8 801 35972
Pietraroja BN 8 545 36517
Gioia Sannitica CE 9 3638 40155
Solopaca BN 9 3820 43975
Puglianello BN 10 1349 45324
Amorosi BN 10 2797 48121
Morcone BN 13 4932 53053
Pontelandolfo BN 13 2167 55220
Castel Campagnano CE 13 1581 56801
Melizzano BN 13 1858 58659
Casalduni BN 13 1378 60037
Ruviano CE 13 1655 61692
Frasso Telesino BN 13 2318 64010
Paupisi BN 14 1633 65643
Ponte BN 14 2580 68223
San Potito Sannitico CE 14 1925 70148
Vitulano BN 15 2944 73092
Sassinoro BN 15 618 73710
Torrecuso BN 15 3407 77117
Campolattaro BN 16 1072 78189
Sepino CB 16 1964 80153
Cautano BN 16 2044 82197
Piedimonte Matese CE 17 11297 93494
Foglianise BN 17 3385 96879
Castello del Matese CE 17 1494 98373
Dugenta BN 17 2798 101171
Alvignano CE 17 4824 105995
Guardiaregia CB 18 801 106796
Alife CE 18 7616 114412
Caiazzo CE 18 5595 120007
Campoli del Monte Taburno BN 18 1546 121553
Tocco Caudio BN 18 1508 123061
San Gregorio Matese CE 19 988 124049
Fragneto Monforte BN 19 1840 125889
Limatola BN 19 4073 129962
Dragoni CE 20 2108 132070
Campochiaro CB 20 646 132716
Castelpoto BN 20 1254 133970

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NW of Benevento (60091 inhabitants)
28 Km NE of Caserta (76326 inhabitants)
39 Km NE of Acerra (59573 inhabitants)
44 Km NE of Afragola (65057 inhabitants)
44 Km NE of Aversa (53047 inhabitants)
45 Km NW of Avellino (54857 inhabitants)
46 Km NE of Casoria (77642 inhabitants)
48 Km NE of Giugliano in Campania (122974 inhabitants)
51 Km NE of Marano di Napoli (59874 inhabitants)
53 Km NE of Portici (55274 inhabitants)
54 Km NE of Napoli (974074 inhabitants)
54 Km NE of Ercolano (53709 inhabitants)
56 Km N of Torre del Greco (86275 inhabitants)
59 Km N of Scafati (50787 inhabitants)
61 Km NE of Pozzuoli (81661 inhabitants)
65 Km N of Castellammare di Stabia (66466 inhabitants)
65 Km N of Cava de' Tirreni (53659 inhabitants)
69 Km N of Salerno (135261 inhabitants)
83 Km NW of Battipaglia (50786 inhabitants)
84 Km SW of San Severo (53905 inhabitants)
86 Km W of Foggia (151991 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 2023-12-11
15:35:02		 41.2755 14.5422 19 2023-12-11
15:49:54		 Sala Sismica INGV-Roma 123964551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-11 15:35:02 ± 0.27
Latitude 41.2755 ± 0.0144
Longitude 14.5422 ± 0.0120
Depth (km) 19 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123964551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1311
Semi-minor axis of confidence ellipse (meter) 1100
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 32
Circular confidence region, given by single value of horizontal uncertainty (meter) 1310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 157
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36423
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 123964551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-11 15:49:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.STV.HHZ. 2023-12-11T15:36:36.54 3.0 positive manual Pn 2.98 0
IV.ARVD.HHZ. 2023-12-11T15:36:16.86 3.0 undecidable manual Sg 1.66 0
IV.MURB.HHZ. 2023-12-11T15:36:15.22 3.0 undecidable manual Sg 0.61 0
IV.CSP1.EHZ. 2023-12-11T15:36:04.60 3.0 undecidable manual Sg 0.34 0
IV.IMOL.EHZ. 2023-12-11T15:36:00.50 3.0 negative manual Pn 0.12 0
IV.CAMP.HHZ. 2023-12-11T15:35:33.03 3.0 undecidable manual P 2.69 0
IV.OFFI.HHZ. 2023-12-11T15:35:30.53 3.0 negative manual P -3.27 0
IV.VAGA.HNZ. 2023-12-11T15:35:13.37 0.3 undecidable manual S 301 29.9478 113 0.07 73
IV.SACR.HNZ. 2023-12-11T15:35:11.00 0.3 undecidable manual S 45 19.1697 127 0.2 73
IV.SGG.HNZ. 2023-12-11T15:35:10.80 0.3 undecidable manual S 312 18.3705 128 0.19 73
IV.GATE.HNE. 2023-12-11T15:35:09.98 0.3 undecidable manual P 49 40.4262 106 -0.24 70
IV.BSSO.HHZ. 2023-12-11T15:35:09.03 0.1 undecidable manual P 8 30.3474 112 0.28 93
IV.VITU.HHZ. 2023-12-11T15:35:09.52 0.3 undecidable manual S 144 12.5763 141 0 76
IV.PTRJ.HHZ. 2023-12-11T15:35:08.81 0.6 undecidable manual S 354 9.879 148 -0.29 48
IV.VAGA.HNZ. 2023-12-11T15:35:08.13 0.3 undecidable manual P 301 29.9478 113 -0.57 66
IV.SACR.HNZ. 2023-12-11T15:35:07.32 0.1 undecidable manual P 45 19.1697 127 0.07 100
IV.SGG.HNZ. 2023-12-11T15:35:07.41 0.3 undecidable manual P 312 18.3705 128 0.27 72
IV.VITU.HHZ. 2023-12-11T15:35:06.66 0.1 undecidable manual P 144 12.5763 141 0.15 100
IV.PTRJ.HHZ. 2023-12-11T15:35:05.96 0.1 undecidable manual P 354 9.879 148 -0.31 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VITU.HHN. ML:1.1 0.000087286795 0.1536 AML other m 2023-12-11T15:35:10.98
IV.VITU.HHE. ML:1.0 0.00006992841 0.2304 AML other m 2023-12-11T15:35:10.62
IV.PTRJ.HHE. ML:1.4 0.00019279495 0.4224 AML other m 2023-12-11T15:35:08.96
IV.PTRJ.HHN. ML:1.2 0.0001290069 0.4224 AML other m 2023-12-11T15:35:08.98
IV.PTRJ.HNE. ML:1.4 0.00020800049500000002 0.3328 AML other m 2023-12-11T15:35:08.97
IV.PTRJ.HNN. ML:2.4 0.00188015535 1.2416 AML other m 2023-12-11T15:35:06.83
IV.VITU.HNE. ML:1.3 0.0001556992 1.2672 AML other m 2023-12-11T15:35:09.48
IV.VITU.HNN. ML:1.2 0.00012340702 0.4736 AML other m 2023-12-11T15:35:09.61
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