Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 12-11-2022 and time 22:37:53 (Italy) in region Campi Flegrei

A magnitude ML 1.6 earthquake occured in region: Campi Flegrei, on

  • 12-11-2022 21:37:53 (UTC)
  • 12-11-2022 22:37:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.8040, 14.1110 at 2 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Bacoli NA 3 26560 26560
Monte di Procida NA 5 12886 39446
Pozzuoli NA 5 81661 121107
Procida NA 8 10530 131637
Quarto NA 9 40930 172567
Napoli NA 13 974074 1146641
Marano di Napoli NA 13 59874 1206515
Calvizzano NA 14 12329 1218844
Qualiano NA 14 25702 1244546
Mugnano di Napoli NA 14 34828 1279374
Villaricca NA 15 31122 1310496
Ischia NA 16 19915 1330411
Giugliano in Campania NA 16 122974 1453385
Melito di Napoli NA 17 37826 1491211
Casavatore NA 18 18661 1509872
Parete CE 18 11442 1521314
Sant'Antimo NA 18 33905 1555219
Arzano NA 18 34886 1590105
Casamicciola Terme NA 18 8362 1598467
Casandrino NA 19 14336 1612803
Casoria NA 19 77642 1690445
San Giorgio a Cremano NA 19 45557 1736002
Barano d'Ischia NA 19 10113 1746115
Lacco Ameno NA 20 4853 1750968
Grumo Nevano NA 20 18061 1769029
Ercolano NA 20 53709 1822738
Lusciano CE 20 15362 1838100
Trentola-Ducenta CE 20 19429 1857529

Municipalities with at least 50000 inhabitants

An earthquake occurred to
5 Km SE of Pozzuoli (81661 inhabitants)
13 Km W of Napoli (974074 inhabitants)
13 Km SW of Marano di Napoli (59874 inhabitants)
16 Km SW of Giugliano in Campania (122974 inhabitants)
19 Km SW of Casoria (77642 inhabitants)
20 Km W of Ercolano (53709 inhabitants)
21 Km SW of Aversa (53047 inhabitants)
21 Km W of Portici (55274 inhabitants)
21 Km SW of Afragola (65057 inhabitants)
22 Km W of Torre del Greco (86275 inhabitants)
27 Km SW of Acerra (59573 inhabitants)
33 Km W of Castellammare di Stabia (66466 inhabitants)
36 Km W of Scafati (50787 inhabitants)
36 Km SW of Caserta (76326 inhabitants)
51 Km W of Cava de' Tirreni (53659 inhabitants)
56 Km W of Salerno (135261 inhabitants)
59 Km W of Avellino (54857 inhabitants)
67 Km SW of Benevento (60091 inhabitants)
77 Km W 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
Bulletin
Rev1000 		ML 1.6 2022-11-12
21:37:53		 40.8035 14.111 2 2024-03-01
15:28:08		 Bollettino Sismico Italiano INGV 112417371
Reviewed
Rev200 		Md 2.7 2022-11-12
21:37:54		 40.7965 14.117 2 2023-05-31
13:34:35		 Sala Operativa INGV-OV (Napoli) 111780081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-12 21:37:53 ± 0.23
Latitude 40.8035 ± 0.0018
Longitude 14.1110 ± 0.0024
Depth (km) 2 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 112417371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 229
Semi-minor axis of confidence ellipse (meter) 52
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 158
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 115
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00989
Epicentral distance of station farthest from the epicenter (degree) 0.39930
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 112417371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-31 13:33:59

Md:2.7

Field Value
Value 2.7
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 111780081
Agency INGV
Autore Sala Operativa INGV-OV (Napoli)
Time of creation (UTC) 2022-11-12 22:08:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SORR.HNN. 2022-11-12T21:38:04.65 0.3 undecidable manual S 30.9468 -9.99 0
IV.PIGN.HHZ. 2022-11-12T21:38:03.18 0.3 undecidable manual P 44.3223 -9.99 0
IV.SORR.HNN. 2022-11-12T21:38:00.10 0.1 undecidable manual P 30.9468 -7.82 0
IV.VTIR.HHZ. 2022-11-12T21:38:00.12 0.6 undecidable manual P 26.2515 -5.94 0
IV.VTRZ.HHE. 2022-11-12T21:38:00.77 0.3 undecidable manual P 30.5472 -7.01 0
IV.VBKE.HNZ. 2022-11-12T21:37:59.04 0.3 undecidable manual P 27.5502 -7.53 0
IV.IMTC.HHZ. 2022-11-12T21:37:59.82 0.6 undecidable manual P 21.7671 -5.99 0
IV.OVO.HHZ. 2022-11-12T21:37:59.00 0.3 undecidable manual P 24.1536 -6.19 0
IV.ICVJ.EHZ. 2022-11-12T21:37:59.03 0.3 undecidable manual P 19.2696 -5.44 0
IV.IFOR.HHZ. 2022-11-12T21:37:59.86 0.3 undecidable manual P 23.754 -5.2 0
IV.VVDG.HHZ. 2022-11-12T21:37:59.50 0.6 undecidable manual P 26.4513 -6.64 0
IV.IBCM.HNZ. 2022-11-12T21:37:59.17 0.3 undecidable manual P 19.3695 -5.31 0
IV.IOCA.HNZ. 2022-11-12T21:37:58.86 0.3 undecidable manual P 18.6702 -5.28 0
IV.CMSN.HHZ. 2022-11-12T21:37:57.03 0.3 undecidable manual P 57 7.0929 107 -0.92 7
IX.NAPI.HNZ.01 2022-11-12T21:37:57.20 0.6 undecidable manual P 55 7.0929 107 -0.74 5
IV.VEPO.HHZ. 2022-11-12T21:37:57.94 0.3 undecidable manual P 18.9699 -6.34 0
IV.COLB.HHZ. 2022-11-12T21:37:57.35 0.3 undecidable manual S 59 3.2967 123 -0.37 69
IV.CAAM.HNZ. 2022-11-12T21:37:57.74 0.3 undecidable manual S 55 3.1968 123 0.11 73
IV.CBAC.HNZ. 2022-11-12T21:37:57.47 0.3 undecidable manual S 288 2.6973 128 0.23 72
IV.CFMN.HNZ. 2022-11-12T21:37:57.49 0.3 undecidable manual S 332 3.6963 120 -0.56 66
IV.PTMR.HNZ. 2022-11-12T21:37:57.10 0.1 undecidable manual P 234 7.881 105 -1.29 0
IV.CMIS.HHZ. 2022-11-12T21:37:57.33 0.3 undecidable manual S 213 3.3966 122 -0.45 68
IV.CSFT.HHZ. 2022-11-12T21:37:56.43 0.1 positive manual P 40 3.6963 119 0.16 97
IV.COLB.HHZ. 2022-11-12T21:37:56.08 0.1 undecidable manual P 59 3.2967 123 0.01 100
IV.CFMN.HNZ. 2022-11-12T21:37:56.33 0.1 negative manual P 332 3.6963 120 0.07 99
IV.CSTH.HNZ. 2022-11-12T21:37:56.30 0.1 undecidable manual P 48 4.2957 116 -0.25 94
IV.CSOB.HNZ. 2022-11-12T21:37:56.30 0.3 undecidable manual P 47 3.7962 119 0.01 75
IV.CMIS.HHZ. 2022-11-12T21:37:56.17 0.1 positive manual P 213 3.3966 122 0.07 99
IV.CNIS.HHZ. 2022-11-12T21:37:56.32 0.1 undecidable manual P 98 4.3956 115 -0.28 92
IV.CAAM.HNZ. 2022-11-12T21:37:56.12 0.1 undecidable manual P 55 3.1968 123 0.1 98
IV.CBAC.HNZ. 2022-11-12T21:37:56.03 0.3 undecidable manual P 288 2.6973 128 0.23 72
IV.CFB3.HHZ. 2022-11-12T21:37:55.96 0.1 undecidable manual P 72 1.998 136 0.44 91
IV.CFB1.HHZ. 2022-11-12T21:37:55.37 0.1 undecidable manual P 49 1.0989 152 0.12 98
IV.CFB2.HHZ. 2022-11-12T21:37:55.66 0.1 undecidable manual P 88 1.8981 138 0.16 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VTIR.HHE. ML:1.9 0.00044479345 0.2816 AML other m 2022-11-12T21:38:10.02
IV.VTIR.HHN. ML:1.6 0.0002348542 0.3968 AML other m 2022-11-12T21:38:10.87
IV.PIGN.HHE. ML:1.5 0.00010506611 0.7424 AML other m 2022-11-12T21:38:14.01
IV.PIGN.HNE. ML:1.5 0.00010368861999999999 0.8576 AML other m 2022-11-12T21:38:20.82
IV.PIGN.HHN. ML:1.5 0.00010180760499999999 0.7424 AML other m 2022-11-12T21:38:21.35
IV.PIGN.HNN. ML:1.6 0.00011637926499999999 0.9216 AML other m 2022-11-12T21:38:21.43
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
Waveforms Seismic signals in miniseed + resp format Download