Earthquake with magnitude of Md 1.6 on date 26-10-2023 and time 23:24:08 (Italy) in region Campi Flegrei

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

  • 26-10-2023 21:24:08 (UTC)
  • 26-10-2023 23:24:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.8240, 14.1670 at 3 km depth.

The earthquake was located by: Sala Operativa INGV-OV (Napoli).

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
Quarto NA 6 40930 40930
Pozzuoli NA 7 81661 122591
Napoli NA 7 974074 1096665
Bacoli NA 8 26560 1123225
Marano di Napoli NA 9 59874 1183099
Calvizzano NA 10 12329 1195428
Monte di Procida NA 10 12886 1208314
Mugnano di Napoli NA 10 34828 1243142
Qualiano NA 11 25702 1268844
Villaricca NA 11 31122 1299966
Giugliano in Campania NA 12 122974 1422940
Casavatore NA 13 18661 1441601
Melito di Napoli NA 13 37826 1479427
Arzano NA 13 34886 1514313
Procida NA 14 10530 1524843
Sant'Antimo NA 14 33905 1558748
Casoria NA 14 77642 1636390
San Giorgio a Cremano NA 14 45557 1681947
Casandrino NA 15 14336 1696283
Parete CE 15 11442 1707725
Grumo Nevano NA 15 18061 1725786
Ercolano NA 15 53709 1779495
Portici NA 16 55274 1834769
Frattamaggiore NA 16 30329 1865098
Volla NA 16 23755 1888853
Afragola NA 16 65057 1953910
Cesa CE 17 8841 1962751
Lusciano CE 17 15362 1978113
Sant'Arpino CE 17 14307 1992420
Cercola NA 17 18267 2010687
Trentola-Ducenta CE 17 19429 2030116
Aversa CE 17 53047 2083163
Frattaminore NA 17 16208 2099371
Torre del Greco NA 17 86275 2185646
San Sebastiano al Vesuvio NA 17 9196 2194842
Cardito NA 18 22755 2217597
Succivo CE 18 8457 2226054
Crispano NA 18 12354 2238408
Massa di Somma NA 18 5444 2243852
Orta di Atella CE 18 27191 2271043
Pollena Trocchia NA 18 13562 2284605
San Marcellino CE 18 14155 2298760
Gricignano di Aversa CE 19 11881 2310641
Casalnuovo di Napoli NA 19 49855 2360496
Caivano NA 19 37879 2398375
Casapesenna CE 19 6987 2405362
Carinaro CE 19 7181 2412543
Frignano CE 19 9008 2421551
Teverola CE 19 14291 2435842
Villa di Briano CE 20 7087 2442929
San Cipriano d'Aversa CE 20 13653 2456582

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km E of Pozzuoli (81661 inhabitants)
7 Km W of Napoli (974074 inhabitants)
9 Km S of Marano di Napoli (59874 inhabitants)
12 Km S of Giugliano in Campania (122974 inhabitants)
14 Km SW of Casoria (77642 inhabitants)
15 Km W of Ercolano (53709 inhabitants)
16 Km W of Portici (55274 inhabitants)
16 Km SW of Afragola (65057 inhabitants)
17 Km S of Aversa (53047 inhabitants)
17 Km W of Torre del Greco (86275 inhabitants)
22 Km SW of Acerra (59573 inhabitants)
30 Km W of Castellammare di Stabia (66466 inhabitants)
31 Km SW of Caserta (76326 inhabitants)
31 Km W of Scafati (50787 inhabitants)
47 Km W of Cava de' Tirreni (53659 inhabitants)
53 Km W of Salerno (135261 inhabitants)
54 Km W of Avellino (54857 inhabitants)
62 Km SW of Benevento (60091 inhabitants)
73 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
Reviewed
Rev200
Md 1.6 2023-10-26
21:24:08
40.8237 14.1672 3 2023-10-26
21:45:03
Sala Operativa INGV-OV (Napoli) 122421731
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-26 21:24:08
Latitude 40.8237
Longitude 14.1672
Depth (km) 3 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 200 -> SURVEY-INGV-OV#SiSmi
Event type earthquake
Origin ID 122421731

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 1
Number of defining phases 1
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree)
Epicentral distance of station farthest from the epicenter (degree)
Number of stations at which the event was observed 0
Number of stations from which data was used for origin computation 0
Magnitude information

Md:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 122421731
Agency INGV
Autore Sala Operativa INGV-OV (Napoli)
Time of creation (UTC) 2023-10-26 21:45:03
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