Earthquake with magnitude of ML 1.0 on date 26-12-2023 and time 07:54:31 (Italy) in region 6 km SW Guardiaregia (CB)

A magnitude ML 1.0 earthquake occured in region: 6 km SW Guardiaregia (CB), on

  • 26-12-2023 06:54:31 (UTC)
  • 26-12-2023 07:54:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.3910, 14.5150 at 10 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
Guardiaregia CB 6 801 801
Pietraroja BN 6 545 1346
Cusano Mutri BN 6 4091 5437
Campochiaro CB 7 646 6083
San Polo Matese CB 8 470 6553
Sepino CB 9 1964 8517
Bojano CB 11 8058 16575
Castello del Matese CE 12 1494 18069
Gioia Sannitica CE 12 3638 21707
San Potito Sannitico CE 12 1925 23632
San Gregorio Matese CE 12 988 24620
Piedimonte Matese CE 12 11297 35917
Cerreto Sannita BN 12 3940 39857
Sassinoro BN 13 618 40475
Faicchio BN 13 3634 44109
San Giuliano del Sannio CB 13 1029 45138
San Lorenzello BN 13 2227 47365
Vinchiaturo CB 13 3324 50689
Colle d'Anchise CB 13 807 51496
Morcone BN 14 4932 56428
San Massimo CB 14 855 57283
Cercepiccola CB 15 681 57964
Baranello CB 16 2673 60637
Alife CE 16 7616 68253
Guardia Sanframondi BN 17 5078 73331
Spinete CB 17 1320 74651
San Salvatore Telesino BN 17 3999 78650
Castelvenere BN 18 2562 81212
San Lupo BN 18 801 82013
Roccamandolfi IS 18 938 82951
Cantalupo nel Sannio IS 18 739 83690
San Lorenzo Maggiore BN 18 2154 85844
Santa Croce del Sannio BN 18 927 86771
Pontelandolfo BN 19 2167 88938
Busso CB 19 1273 90211
Cercemaggiore CB 19 3777 93988
Telese Terme BN 19 7486 101474
Mirabello Sannitico CB 19 2180 103654
Puglianello BN 20 1349 105003

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km NW of Benevento (60091 inhabitants)
38 Km NE of Caserta (76326 inhabitants)
51 Km N of Acerra (59573 inhabitants)
53 Km NE of Aversa (53047 inhabitants)
55 Km NE of Afragola (65057 inhabitants)
57 Km NE of Casoria (77642 inhabitants)
58 Km NE of Giugliano in Campania (122974 inhabitants)
58 Km NW of Avellino (54857 inhabitants)
61 Km NE of Marano di Napoli (59874 inhabitants)
64 Km N of Portici (55274 inhabitants)
65 Km NE of Napoli (974074 inhabitants)
66 Km N of Ercolano (53709 inhabitants)
68 Km N of Torre del Greco (86275 inhabitants)
70 Km NE of Pozzuoli (81661 inhabitants)
71 Km N of Scafati (50787 inhabitants)
77 Km N of Castellammare di Stabia (66466 inhabitants)
78 Km N of Cava de' Tirreni (53659 inhabitants)
79 Km W of San Severo (53905 inhabitants)
82 Km N of Salerno (135261 inhabitants)
86 Km W of Foggia (151991 inhabitants)
96 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 1.0 2023-12-26
06:54:31
41.3912 14.5148 10 2023-12-26
07:36:45
Sala Sismica INGV-Roma 124273151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-26 06:54:31 ± 0.08
Latitude 41.3912 ± 0.0054
Longitude 14.5148 ± 0.0072
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124273151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 598
Semi-minor axis of confidence ellipse (meter) 557
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 219
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 75
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.02878
Epicentral distance of station farthest from the epicenter (degree) 0.41369
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 124273151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-26 07:36:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MIDA.HHE. 2023-12-26T06:54:43.79 0.6 undecidable manual S 322 35.2425 50 0.07 48
IV.RNI2.HNE. 2023-12-26T06:54:40.17 0.6 undecidable manual P 319 45.9207 50 -0.07 47
IV.BSSO.HHZ. 2023-12-26T06:54:39.06 0.6 undecidable manual S 21 18.3705 118 0.19 48
IV.MIDA.HHE. 2023-12-26T06:54:38.57 0.3 undecidable manual P 322 35.2425 50 -0.03 73
IV.PIGN.HHE. 2023-12-26T06:54:38.08 1.0 undecidable manual P 233 35.0427 50 -0.49 22
IV.PSB1.HNN. 2023-12-26T06:54:37.99 0.6 undecidable manual P 127 30.8469 50 0.06 49
IV.VITU.HNZ. 2023-12-26T06:54:37.67 0.6 undecidable manual P 157 24.9528 112 0.67 42
IV.VAGA.HHZ. 2023-12-26T06:54:36.79 0.3 undecidable manual P 277 23.4543 113 0.06 74
IV.PTRJ.HHZ. 2023-12-26T06:54:35.24 0.3 undecidable manual S 158 3.1968 162 -0.01 77
IV.BSSO.HHZ. 2023-12-26T06:54:35.83 0.1 undecidable manual P 21 18.3705 118 0.03 100
IV.SACR.HHZ. 2023-12-26T06:54:35.18 0.1 undecidable manual P 87 15.873 122 -0.19 97
IV.SGG.HHZ. 2023-12-26T06:54:34.67 0.3 undecidable manual P 268 11.2776 131 0.04 76
IV.PTRJ.HHZ. 2023-12-26T06:54:33.52 0.1 positive manual P 158 3.1968 162 -0.19 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SACR.HHN. ML:0.7 0.00005105 0.36 AML other m 2023-12-26T06:54:39.34
IV.BSSO.HHE. ML:0.8 0.00005335 0.28 AML other m 2023-12-26T06:54:39.63
IV.SACR.HHE. ML:0.6 0.000039399999999999995 0.92 AML other m 2023-12-26T06:54:39.45
IV.BSSO.HHN. ML:0.7 0.000041948745000000004 0.8384 AML other m 2023-12-26T06:54:42.65
IV.VAGA.HHN. ML:1.0 0.00007105 0.58 AML other m 2023-12-26T06:54:44.97
IV.VAGA.HHE. ML:0.7 0.000028568695 0.3392 AML other m 2023-12-26T06:54:45.57
IV.PTRJ.HHE. ML:1.2 0.00030994905000000003 0.1792 AML other m 2023-12-26T06:54:36.45
IV.PTRJ.HHN. ML:1.0 0.0001929866 0.1632 AML other m 2023-12-26T06:54:35.70
IV.PTRJ.HNE. ML:1.2 0.000301888355 0.24 AML other m 2023-12-26T06:54:35.60
IV.SACR.HNE. ML:1.0 0.00009537946999999999 0.5696 AML other m 2023-12-26T06:54:40.31
IV.SACR.HNN. ML:0.8 0.00006025426 0.5088 AML other m 2023-12-26T06:54:39.33
IV.VAGA.HNE. ML:1.2 0.00009032729000000001 0.5312 AML other m 2023-12-26T06:54:43.09
IV.VAGA.HNN. ML:1.2 0.00010782510000000001 0.5888 AML other m 2023-12-26T06:54:44.97
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