Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 27-11-2023 and time 07:39:57 (Italy) in region 2 km SE Casalciprano (CB)

A magnitude ML 1.0 earthquake occured in region: 2 km SE Casalciprano (CB), on

  • 27-11-2023 06:39:57 (UTC)
  • 27-11-2023 07:39:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.5730, 14.5420 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.

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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 2 564 564
Busso CB 3 1273 1837
Oratino CB 4 1641 3478
Baranello CB 5 2673 6151
Spinete CB 6 1320 7471
Castropignano CB 6 947 8418
Sant'Elena Sannita IS 6 275 8693
Colle d'Anchise CB 7 807 9500
Molise CB 8 167 9667
Torella del Sannio CB 8 795 10462
Frosolone IS 8 3170 13632
Vinchiaturo CB 10 3324 16956
Campobasso CB 10 49431 66387
Ripalimosani CB 11 3114 69501
Fossalto CB 11 1345 70846
Macchiagodena IS 11 1854 72700
Bojano CB 12 8058 80758
Ferrazzano CB 12 3344 84102
Duronia CB 12 405 84507
Pietracupa CB 12 215 84722
Mirabello Sannitico CB 13 2180 86902
San Polo Matese CB 13 470 87372
Limosano CB 13 768 88140
Cantalupo nel Sannio IS 14 739 88879
Montagano CB 14 1086 89965
Campochiaro CB 14 646 90611
San Massimo CB 14 855 91466
Santa Maria del Molise IS 14 665 92131
Sant'Angelo Limosano CB 14 352 92483
Matrice CB 15 1115 93598
San Giuliano del Sannio CB 15 1029 94627
Guardiaregia CB 15 801 95428
Civitanova del Sannio IS 16 945 96373
Bagnoli del Trigno IS 16 735 97108
Castelpetroso IS 16 1680 98788
San Biase CB 16 189 98977
Cercepiccola CB 16 681 99658
Campodipietra CB 17 2570 102228
San Giovanni in Galdo CB 17 580 102808
Chiauci IS 18 233 103041
Gildone CB 18 809 103850
Carpinone IS 18 1157 105007
Roccamandolfi IS 18 938 105945
Petrella Tifernina CB 18 1170 107115
Toro CB 19 1391 108506
Sessano del Molise IS 19 727 109233
Sepino CB 19 1964 111197
Cercemaggiore CB 20 3777 114974
Salcito CB 20 683 115657

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km NW of Benevento (60091 inhabitants)
58 Km NE of Caserta (76326 inhabitants)
71 Km W of San Severo (53905 inhabitants)
71 Km N of Acerra (59573 inhabitants)
72 Km NE of Aversa (53047 inhabitants)
75 Km N of Afragola (65057 inhabitants)
76 Km N of Avellino (54857 inhabitants)
77 Km N of Casoria (77642 inhabitants)
77 Km NE of Giugliano in Campania (122974 inhabitants)
80 Km NE of Marano di Napoli (59874 inhabitants)
84 Km W of Foggia (151991 inhabitants)
85 Km N of Portici (55274 inhabitants)
85 Km N of Napoli (974074 inhabitants)
86 Km N of Ercolano (53709 inhabitants)
89 Km N of Torre del Greco (86275 inhabitants)
89 Km NE of Pozzuoli (81661 inhabitants)
92 Km N of Scafati (50787 inhabitants)
92 Km SE of Chieti (51815 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 1.0 2023-11-27
06:39:57		 41.5728 14.5422 10 2023-11-27
06:45:12		 Sala Sismica INGV-Roma 123484171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-27 06:39:57 ± 0.17
Latitude 41.5728 ± 0.0072
Longitude 14.5422 ± 0.0204
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 123484171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1653
Semi-minor axis of confidence ellipse (meter) 558
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 74
Circular confidence region, given by single value of horizontal uncertainty (meter) 1650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123
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) 0.04676
Epicentral distance of station farthest from the epicenter (degree) 0.22573
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 123484171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-27 06:45:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SACR.HNZ. 2023-11-27T06:40:06.31 0.6 undecidable manual S 145 23.754 113 -0.07 50
IV.TRIV.HHZ. 2023-11-27T06:40:06.13 0.6 undecidable manual S 2 21.4674 115 0.46 47
IV.PABO.HHZ. 2023-11-27T06:40:06.30 0.6 undecidable manual S 327 23.3544 113 0.03 51
IV.MIDA.HHZ. 2023-11-27T06:40:06.64 0.6 undecidable manual S 288 25.0527 50 -0.16 49
IV.PTRJ.HHZ. 2023-11-27T06:40:06.18 0.6 undecidable manual S 183 23.1546 114 -0.02 51
IV.MIDA.HHZ. 2023-11-27T06:40:03.36 0.6 undecidable manual P 288 25.0527 50 0.52 46
IV.PTRJ.HHZ. 2023-11-27T06:40:02.70 0.6 undecidable manual P 183 23.1546 114 0.2 49
IV.SACR.HNZ. 2023-11-27T06:40:02.70 0.1 undecidable manual P 145 23.754 113 0.1 100
IV.PABO.HHZ. 2023-11-27T06:40:02.25 0.6 undecidable manual P 327 23.3544 113 -0.28 48
IV.BSSO.HHZ. 2023-11-27T06:40:01.94 0.6 undecidable manual S 125 5.1948 153 0.57 46
IV.TRIV.HHZ. 2023-11-27T06:40:01.93 0.3 positive manual P 2 21.4674 115 -0.26 73
IV.BSSO.HHZ. 2023-11-27T06:39:59.20 0.1 negative manual P 125 5.1948 153 -0.51 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TRIV.HHN. ML:1.0 0.0000634 0.8 AML other m 2023-11-27T06:40:06.47
IV.TRIV.HHE. ML:1.1 0.00007975 0.42 AML other m 2023-11-27T06:40:06.74
IV.SGG.HHE. ML:0.9 0.00004965 1.44 AML other m 2023-11-27T06:40:11.01
IV.SGG.HHN. ML:1.0 0.000056999999999999996 1.52 AML other m 2023-11-27T06:40:11.92
IV.BSSO.HHE. ML:1.2 0.0002351049 0.3008 AML other m 2023-11-27T06:40:02.80
IV.BSSO.HHN. ML:1.2 0.00025112975 0.32 AML other m 2023-11-27T06:40:03.07
IV.BSSO.HNE. ML:0.3 0.000030747009999999996 1.3216 AML other m 2023-11-27T06:40:04.39
IV.BSSO.HNN. ML:0.3 0.000032165545000000005 1.5808 AML other m 2023-11-27T06:40:03.95
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