Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 13-10-2023 and time 21:16:00 (Italy) in region 1 km SE Casalciprano (CB)

A magnitude ML 1.2 earthquake occured in region: 1 km SE Casalciprano (CB), on

  • 13-10-2023 19:16:00 (UTC)
  • 13-10-2023 21:16:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.5770, 14.5360 at 15 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
Casalciprano CB 1 564 564
Busso CB 3 1273 1837
Oratino CB 4 1641 3478
Sant'Elena Sannita IS 5 275 3753
Spinete CB 5 1320 5073
Castropignano CB 5 947 6020
Baranello CB 6 2673 8693
Molise CB 7 167 8860
Torella del Sannio CB 7 795 9655
Colle d'Anchise CB 8 807 10462
Frosolone IS 8 3170 13632
Vinchiaturo CB 10 3324 16956
Campobasso CB 11 49431 66387
Fossalto CB 11 1345 67732
Macchiagodena IS 11 1854 69586
Duronia CB 11 405 69991
Ripalimosani CB 11 3114 73105
Bojano CB 12 8058 81163
Pietracupa CB 12 215 81378
Ferrazzano CB 12 3344 84722
Limosano CB 13 768 85490
Cantalupo nel Sannio IS 13 739 86229
Mirabello Sannitico CB 13 2180 88409
San Polo Matese CB 13 470 88879
San Massimo CB 14 855 89734
Santa Maria del Molise IS 14 665 90399
Montagano CB 14 1086 91485
Sant'Angelo Limosano CB 14 352 91837
Campochiaro CB 14 646 92483
Civitanova del Sannio IS 15 945 93428
Matrice CB 15 1115 94543
Guardiaregia CB 16 801 95344
Bagnoli del Trigno IS 16 735 96079
San Giuliano del Sannio CB 16 1029 97108
Castelpetroso IS 16 1680 98788
San Biase CB 16 189 98977
Chiauci IS 17 233 99210
Cercepiccola CB 17 681 99891
Carpinone IS 18 1157 101048
Campodipietra CB 18 2570 103618
San Giovanni in Galdo CB 18 580 104198
Roccamandolfi IS 18 938 105136
Sessano del Molise IS 18 727 105863
Petrella Tifernina CB 19 1170 107033
Gildone CB 19 809 107842
Toro CB 19 1391 109233
Salcito CB 19 683 109916
Sepino CB 20 1964 111880

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km NW of Benevento (60091 inhabitants)
58 Km N of Caserta (76326 inhabitants)
71 Km N of Acerra (59573 inhabitants)
71 Km W of San Severo (53905 inhabitants)
72 Km NE of Aversa (53047 inhabitants)
75 Km N of Afragola (65057 inhabitants)
77 Km N of Avellino (54857 inhabitants)
77 Km NE of Giugliano in Campania (122974 inhabitants)
77 Km N of Casoria (77642 inhabitants)
81 Km NE of Marano di Napoli (59874 inhabitants)
85 Km W of Foggia (151991 inhabitants)
85 Km N of Portici (55274 inhabitants)
85 Km N of Napoli (974074 inhabitants)
87 Km N of Ercolano (53709 inhabitants)
89 Km N of Torre del Greco (86275 inhabitants)
89 Km NE of Pozzuoli (81661 inhabitants)
91 Km SE of Chieti (51815 inhabitants)
92 Km N of Scafati (50787 inhabitants)
98 Km N of Castellammare di Stabia (66466 inhabitants)
98 Km N of Cava de' Tirreni (53659 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 1.2 2023-10-13
19:16:00		 41.5767 14.5355 15 2023-10-13
19:24:35		 Sala Sismica INGV-Roma 122056101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-13 19:16:00 ± 0.12
Latitude 41.5767 ± 0.0054
Longitude 14.5355 ± 0.0084
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122056101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 668
Semi-minor axis of confidence ellipse (meter) 285
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 44
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.05306
Epicentral distance of station farthest from the epicenter (degree) 0.31296
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 122056101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-13 19:24:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MIDA.HHZ. 2023-10-13T19:16:09.64 0.6 undecidable manual S 287 24.4533 107 0.34 46
IV.SACR.HHZ. 2023-10-13T19:16:09.63 0.3 undecidable manual S 145 24.3534 107 0.35 70
IV.PTRJ.HHZ. 2023-10-13T19:16:09.28 0.6 undecidable manual S 181 23.5542 108 0.2 48
IV.SGG.HNZ. 2023-10-13T19:16:09.31 1.0 undecidable manual S 212 24.753 106 -0.06 25
IV.TRIV.HHZ. 2023-10-13T19:16:08.88 0.3 undecidable manual S 3 21.0678 111 0.43 68
IV.VAGA.HHZ. 2023-10-13T19:16:06.48 0.1 undecidable manual P 235 30.747 102 0.09 96
IV.RNI2.HNN. 2023-10-13T19:16:06.98 0.3 undecidable manual P 294 34.743 100 -0.01 73
IV.GATE.HNZ. 2023-10-13T19:16:06.86 0.1 undecidable manual P 103 31.9458 101 0.31 93
IV.CIGN.HHE. 2023-10-13T19:16:06.33 0.1 undecidable manual P 74 31.8459 101 -0.22 94
IV.PTRJ.HHZ. 2023-10-13T19:16:05.19 0.3 undecidable manual P 181 23.5542 108 -0.12 73
IV.SGG.HNZ. 2023-10-13T19:16:05.35 0.1 undecidable manual P 212 24.753 106 -0.13 97
IV.BSSO.HHZ. 2023-10-13T19:16:05.52 0.1 undecidable manual S 125 5.8941 153 0.16 100
IV.MIDA.HHZ. 2023-10-13T19:16:05.23 0.3 undecidable manual P 287 24.4533 107 -0.21 72
IV.PABO.HHZ. 2023-10-13T19:16:05.50 0.6 undecidable manual P 327 22.755 109 0.32 47
IV.SACR.HHZ. 2023-10-13T19:16:05.17 0.6 undecidable manual P 145 24.3534 107 -0.26 47
IV.TRIV.HHZ. 2023-10-13T19:16:04.55 0.1 positive manual P 3 21.0678 111 -0.4 92
IV.BSSO.HHZ. 2023-10-13T19:16:02.71 0.1 undecidable manual P 125 5.8941 153 -0.45 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BSSO.HHN. ML:1.2 0.0001535 0.22 AML other m 2023-10-13T19:16:06.27
IV.BSSO.HHE. ML:1.3 0.000199 1.44 AML other m 2023-10-13T19:16:08.03
IV.TRIV.HHE. ML:1.1 0.0000826 0.4 AML other m 2023-10-13T19:16:09.15
IV.PTRJ.HHN. ML:1.1 0.00007285 0.82 AML other m 2023-10-13T19:16:10.67
IV.PTRJ.HHE. ML:1.2 0.00008060000000000001 1.02 AML other m 2023-10-13T19:16:11.99
IV.VAGA.HHE. ML:1.2 0.0000639 0.3 AML other m 2023-10-13T19:16:12.79
IV.VAGA.HHN. ML:1.4 0.00010735000000000001 1.72 AML other m 2023-10-13T19:16:12.86
IV.TRIV.HHN. ML:1.0 0.00006625 0.54 AML other m 2023-10-13T19:16:15.55
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