Earthquake with magnitude of ML 1.1 on date 15-10-2023 and time 03:22:20 (Italy) in region 2 km W Oratino (CB)

A magnitude ML 1.1 earthquake occured in region: 2 km W Oratino (CB), on

  • 15-10-2023 01:22:20 (UTC)
  • 15-10-2023 03:22:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.5840, 14.5610 at 16 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
Oratino CB 2 1641 1641
Casalciprano CB 3 564 2205
Busso CB 3 1273 3478
Castropignano CB 4 947 4425
Baranello CB 6 2673 7098
Torella del Sannio CB 7 795 7893
Sant'Elena Sannita IS 7 275 8168
Spinete CB 8 1320 9488
Molise CB 8 167 9655
Campobasso CB 9 49431 59086
Colle d'Anchise CB 9 807 59893
Ripalimosani CB 9 3114 63007
Frosolone IS 10 3170 66177
Fossalto CB 10 1345 67522
Vinchiaturo CB 10 3324 70846
Ferrazzano CB 11 3344 74190
Pietracupa CB 12 215 74405
Limosano CB 12 768 75173
Montagano CB 12 1086 76259
Duronia CB 12 405 76664
Mirabello Sannitico CB 12 2180 78844
Sant'Angelo Limosano CB 13 352 79196
Matrice CB 13 1115 80311
Macchiagodena IS 13 1854 82165
Bojano CB 13 8058 90223
San Biase CB 15 189 90412
San Polo Matese CB 15 470 90882
San Giuliano del Sannio CB 16 1029 91911
Cantalupo nel Sannio IS 16 739 92650
San Giovanni in Galdo CB 16 580 93230
Campochiaro CB 16 646 93876
Campodipietra CB 16 2570 96446
Bagnoli del Trigno IS 16 735 97181
Civitanova del Sannio IS 16 945 98126
San Massimo CB 16 855 98981
Santa Maria del Molise IS 16 665 99646
Petrella Tifernina CB 16 1170 100816
Cercepiccola CB 17 681 101497
Guardiaregia CB 17 801 102298
Gildone CB 17 809 103107
Toro CB 17 1391 104498
Chiauci IS 18 233 104731
Castelpetroso IS 18 1680 106411
Campolieto CB 18 839 107250
Salcito CB 19 683 107933
Cercemaggiore CB 19 3777 111710
Castellino del Biferno CB 19 545 112255
Lucito CB 20 696 112951
Carpinone IS 20 1157 114108
Sessano del Molise IS 20 727 114835

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km NW of Benevento (60091 inhabitants)
60 Km NE of Caserta (76326 inhabitants)
69 Km W of San Severo (53905 inhabitants)
73 Km N of Acerra (59573 inhabitants)
74 Km NE of Aversa (53047 inhabitants)
76 Km N of Afragola (65057 inhabitants)
77 Km N of Avellino (54857 inhabitants)
79 Km N of Casoria (77642 inhabitants)
79 Km NE of Giugliano in Campania (122974 inhabitants)
82 Km NE of Marano di Napoli (59874 inhabitants)
83 Km W of Foggia (151991 inhabitants)
86 Km N of Portici (55274 inhabitants)
87 Km NE of Napoli (974074 inhabitants)
88 Km N of Ercolano (53709 inhabitants)
90 Km N of Torre del Greco (86275 inhabitants)
91 Km NE of Pozzuoli (81661 inhabitants)
91 Km SE of Chieti (51815 inhabitants)
93 Km N of Scafati (50787 inhabitants)
99 Km N of Cava de' Tirreni (53659 inhabitants)
99 Km N of Castellammare di Stabia (66466 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 2023-10-15
01:22:20
41.5845 14.5612 16 2023-10-15
01:33:56
Sala Sismica INGV-Roma 122095101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-15 01:22:20 ± 0.21
Latitude 41.5845 ± 0.0054
Longitude 14.5612 ± 0.0132
Depth (km) 16 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122095101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 912
Semi-minor axis of confidence ellipse (meter) 677
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 87
Circular confidence region, given by single value of horizontal uncertainty (meter) 910.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 150
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) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.04587
Epicentral distance of station farthest from the epicenter (degree) 0.29768
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 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 122095101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-15 01:33:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VAGA.HHZ. 2023-10-15T01:22:32.47 0.3 undecidable manual S 235 33.0447 104 0.33 70
IV.PTRJ.HHZ. 2023-10-15T01:22:30.11 0.3 undecidable manual S 186 24.5532 111 0.11 74
IV.MIDA.HHZ. 2023-10-15T01:22:30.25 0.3 undecidable manual S 284 26.2515 109 -0.16 73
IV.SACR.HNE. 2023-10-15T01:22:30.17 0.6 undecidable manual S 150 23.9538 112 0.32 47
IV.TRIV.HHZ. 2023-10-15T01:22:29.59 0.3 undecidable manual S 357 20.2686 117 0.66 64
IV.VAGA.HHZ. 2023-10-15T01:22:27.33 0.3 undecidable manual P 235 33.0447 104 0.02 74
IV.PTRJ.HHZ. 2023-10-15T01:22:26.06 0.6 negative manual P 186 24.5532 111 -0.01 50
IV.MIDA.HHZ. 2023-10-15T01:22:26.01 0.1 undecidable manual P 284 26.2515 109 -0.3 94
IV.SGG.HHZ. 2023-10-15T01:22:26.26 1.0 negative manual P 215 26.6511 109 -0.11 24
IV.BSSO.HNE. 2023-10-15T01:22:26.21 0.3 undecidable manual S 147 5.0949 159 0.05 76
IV.SACR.HNE. 2023-10-15T01:22:25.84 0.3 undecidable manual P 150 23.9538 112 -0.14 74
IV.TRIV.HHZ. 2023-10-15T01:22:25.38 0.1 positive manual P 357 20.2686 117 -0.08 100
IV.BSSO.HNE. 2023-10-15T01:22:23.51 0.1 undecidable manual P 147 5.0949 159 -0.34 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PTRJ.HHN. ML:1.0 0.000052199999999999995 0.4 AML other m 2023-10-15T01:22:31.27
IV.PTRJ.HHE. ML:1.1 0.00006415 1.04 AML other m 2023-10-15T01:22:32.78
IV.VAGA.HHN. ML:1.2 0.0000663 0.3 AML other m 2023-10-15T01:22:33.83
IV.VAGA.HHE. ML:1.0 0.00003995 0.3 AML other m 2023-10-15T01:22:37.50
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