Earthquake with magnitude of ML 1.1 on date 28-05-2023 and time 14:08:13 (Italy) in region 3 km W Spinete (CB)

A magnitude ML 1.1 earthquake occured in region: 3 km W Spinete (CB), on

  • 28-05-2023 12:08:13 (UTC)
  • 28-05-2023 14:08:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.5540, 14.4590 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
Spinete CB 3 1320 1320
Sant'Elena Sannita IS 3 275 1595
Macchiagodena IS 4 1854 3449
Frosolone IS 5 3170 6619
Cantalupo nel Sannio IS 6 739 7358
Casalciprano CB 7 564 7922
Colle d'Anchise CB 7 807 8729
Santa Maria del Molise IS 7 665 9394
San Massimo CB 8 855 10249
Bojano CB 8 8058 18307
Busso CB 9 1273 19580
Baranello CB 9 2673 22253
Molise CB 9 167 22420
Castelpetroso IS 9 1680 24100
San Polo Matese CB 11 470 24570
Torella del Sannio CB 11 795 25365
Oratino CB 11 1641 27006
Roccamandolfi IS 11 938 27944
Castropignano CB 11 947 28891
Duronia CB 12 405 29296
Carpinone IS 12 1157 30453
Campochiaro CB 12 646 31099
Vinchiaturo CB 13 3324 34423
Civitanova del Sannio IS 14 945 35368
Sessano del Molise IS 14 727 36095
Castelpizzuto IS 14 155 36250
Guardiaregia CB 15 801 37051
Chiauci IS 15 233 37284
Fossalto CB 15 1345 38629
Pettoranello del Molise IS 15 460 39089
Pietracupa CB 15 215 39304
Pesche IS 16 1661 40965
Campobasso CB 17 49431 90396
Bagnoli del Trigno IS 17 735 91131
Pescolanciano IS 17 855 91986
Ferrazzano CB 18 3344 95330
Longano IS 18 690 96020
Ripalimosani CB 18 3114 99134
Mirabello Sannitico CB 18 2180 101314
San Giuliano del Sannio CB 19 1029 102343
Limosano CB 19 768 103111
Sant'Angelo Limosano CB 20 352 103463
Sant'Agapito IS 20 1496 104959
Isernia IS 20 21842 126801
San Gregorio Matese CE 20 988 127789

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km N of Caserta (76326 inhabitants)
54 Km NW of Benevento (60091 inhabitants)
68 Km NE of Aversa (53047 inhabitants)
68 Km N of Acerra (59573 inhabitants)
71 Km N of Afragola (65057 inhabitants)
73 Km N of Giugliano in Campania (122974 inhabitants)
73 Km N of Casoria (77642 inhabitants)
76 Km N of Marano di Napoli (59874 inhabitants)
76 Km NW of Avellino (54857 inhabitants)
78 Km W of San Severo (53905 inhabitants)
81 Km N of Napoli (974074 inhabitants)
82 Km N of Portici (55274 inhabitants)
83 Km N of Ercolano (53709 inhabitants)
84 Km NE of Pozzuoli (81661 inhabitants)
86 Km N of Torre del Greco (86275 inhabitants)
90 Km N of Scafati (50787 inhabitants)
91 Km W of Foggia (151991 inhabitants)
92 Km S of Chieti (51815 inhabitants)
96 Km N of Castellammare di Stabia (66466 inhabitants)
97 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 1.1 2023-05-28
12:08:13
41.554 14.4587 16 2023-05-28
12:25:39
Sala Sismica INGV-Roma 117812491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-28 12:08:13 ± 0.09
Latitude 41.5540 ± 0.0045
Longitude 14.4587 ± 0.0060
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117812491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 539
Semi-minor axis of confidence ellipse (meter) 399
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 124
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 151
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.27339
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 5
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 117812491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-28 12:25:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RM33.EHZ. 2023-05-28T12:08:51.46 3.0 undecidable manual S -4.12 0
IV.VAGA.HHZ. 2023-05-28T12:08:22.52 0.3 undecidable manual S 231 24.1536 111 0.13 72
IV.SGG.HHZ. 2023-05-28T12:08:21.17 0.1 undecidable manual S 200 19.6692 118 -0.14 97
IV.PTRJ.HHZ. 2023-05-28T12:08:21.80 0.3 undecidable manual S 164 21.867 115 -0.03 74
IV.BSSO.HHZ. 2023-05-28T12:08:19.54 0.1 undecidable manual S 94 11.2776 138 0.02 100
IV.RNI2.HHZ. 2023-05-28T12:08:19.31 0.1 undecidable manual P 303 30.3474 106 -0.1 94
IV.VAGA.HHZ. 2023-05-28T12:08:18.62 0.1 undecidable manual P 231 24.1536 111 0.11 96
IV.PTRJ.HHZ. 2023-05-28T12:08:18.14 0.3 undecidable manual P 164 21.867 115 -0.05 74
IV.SGG.HHZ. 2023-05-28T12:08:17.90 0.3 negative manual P 200 19.6692 118 0.01 74
IV.BSSO.HHZ. 2023-05-28T12:08:16.93 0.1 negative manual P 94 11.2776 138 0.08 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PTRJ.HHN. ML:1.0 0.00006615 1.22 AML other m 2023-05-28T12:08:22.13
IV.SGG.HHN. ML:1.0 0.0000629 0.5 AML other m 2023-05-28T12:08:22.84
IV.BSSO.HHN. ML:1.1 0.0001035 0.48 AML other m 2023-05-28T12:08:23.02
IV.VAGA.HHE. ML:1.0 0.000059199999999999996 1 AML other m 2023-05-28T12:08:23.05
IV.BSSO.HHE. ML:1.1 0.00010284999999999999 0.46 AML other m 2023-05-28T12:08:23.41
IV.SGG.HHE. ML:1.1 0.0000779 0.44 AML other m 2023-05-28T12:08:23.66
IV.PTRJ.HHE. ML:1.3 0.00012415 1.4 AML other m 2023-05-28T12:08:25.24
IV.RNI2.HHN. ML:0.9 0.00003725 0.52 AML other m 2023-05-28T12:08:25.37
IV.VAGA.HHN. ML:1.4 0.00011949999999999999 0.22 AML other m 2023-05-28T12:08:25.81
IV.RNI2.HHE. ML:0.9 0.000037099999999999994 1.08 AML other m 2023-05-28T12:08:26.22
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