Earthquake with magnitude of Md 1.0 on date 11-09-2023 and time 22:56:51 (Italy) in region Vesuvio

A magnitude Md 1.0 earthquake occured in region: Vesuvio, on

  • 11-09-2023 20:56:51 (UTC)
  • 11-09-2023 22:56:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.8230, 14.4360 at 0 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
Ottaviano NA 5 23860 23860
Somma Vesuviana NA 5 35233 59093
Boscotrecase NA 6 10363 69456
Terzigno NA 6 18968 88424
Massa di Somma NA 6 5444 93868
Sant'Anastasia NA 6 27671 121539
San Sebastiano al Vesuvio NA 6 9196 130735
Trecase NA 6 9097 139832
San Giuseppe Vesuviano NA 6 30657 170489
Boscoreale NA 6 28072 198561
Pollena Trocchia NA 6 13562 212123
Portici NA 7 55274 267397
Torre del Greco NA 7 86275 353672
Torre Annunziata NA 7 42789 396461
Ercolano NA 8 53709 450170
Cercola NA 8 18267 468437
San Giorgio a Cremano NA 9 45557 513994
San Gennaro Vesuviano NA 9 11966 525960
Poggiomarino NA 9 21976 547936
Pompei NA 10 25358 573294
Volla NA 10 23755 597049
Pomigliano d'Arco NA 10 39922 636971
Castello di Cisterna NA 11 7869 644840
Brusciano NA 11 16466 661306
Scafati SA 11 50787 712093
Scisciano NA 11 5994 718087
Palma Campania NA 11 15978 734065
Marigliano NA 12 30157 764222
Mariglianella NA 12 7787 772009
Saviano NA 12 15982 787991
San Vitaliano NA 12 6461 794452
Striano NA 12 8397 802849
Casalnuovo di Napoli NA 13 49855 852704
Santa Maria la Carità NA 13 11722 864426
Carbonara di Nola NA 13 2429 866855
San Paolo Bel Sito NA 14 3513 870368
San Marzano sul Sarno SA 14 10442 880810
Nola NA 14 34431 915241
Angri SA 14 34002 949243
Liveri NA 14 1607 950850
Domicella AV 14 1862 952712
San Valentino Torio SA 14 10947 963659
Sant'Antonio Abate NA 15 19743 983402
Castellammare di Stabia NA 15 66466 1049868
Acerra NA 15 59573 1109441
Marzano di Nola AV 15 1727 1111168
Cimitile NA 15 7280 1118448
Afragola NA 15 65057 1183505
Casoria NA 15 77642 1261147
Sarno SA 16 31529 1292676
Napoli NA 16 974074 2266750
Casamarciano NA 16 3289 2270039
Lettere NA 16 6188 2276227
Casavatore NA 16 18661 2294888
Casola di Napoli NA 16 3898 2298786
Gragnano NA 16 29136 2327922
Pago del Vallo di Lauro AV 17 1830 2329752
Camposano NA 17 5333 2335085
Sant'Egidio del Monte Albino SA 17 8909 2343994
Visciano NA 17 4454 2348448
Arzano NA 17 34886 2383334
Corbara SA 17 2545 2385879
Vico Equense NA 18 20969 2406848
Comiziano NA 18 1814 2408662
Pimonte NA 18 5980 2414642
Lauro AV 18 3509 2418151
Pagani SA 18 35834 2453985
Cicciano NA 18 12906 2466891
Cardito NA 18 22755 2489646
Taurano AV 18 1546 2491192
Tufino NA 19 3776 2494968
Quindici AV 19 1938 2496906
Caivano NA 19 37879 2534785
Frattamaggiore NA 19 30329 2565114
Crispano NA 19 12354 2577468
Nocera Inferiore SA 20 46043 2623511
Grumo Nevano NA 20 18061 2641572
Meta NA 20 8015 2649587
Moschiano AV 20 1673 2651260
Roccarainola NA 20 7082 2658342
Casandrino NA 20 14336 2672678

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km E of Portici (55274 inhabitants)
7 Km NE of Torre del Greco (86275 inhabitants)
8 Km E of Ercolano (53709 inhabitants)
11 Km NW of Scafati (50787 inhabitants)
15 Km N of Castellammare di Stabia (66466 inhabitants)
15 Km SE of Acerra (59573 inhabitants)
15 Km SE of Afragola (65057 inhabitants)
15 Km SE of Casoria (77642 inhabitants)
16 Km E of Napoli (974074 inhabitants)
22 Km E of Marano di Napoli (59874 inhabitants)
23 Km SE of Giugliano in Campania (122974 inhabitants)
26 Km SE of Aversa (53047 inhabitants)
27 Km NW of Cava de' Tirreni (53659 inhabitants)
29 Km E of Pozzuoli (81661 inhabitants)
29 Km S of Caserta (76326 inhabitants)
32 Km NW of Salerno (135261 inhabitants)
32 Km W of Avellino (54857 inhabitants)
45 Km SW of Benevento (60091 inhabitants)
52 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 1.0 2023-09-11
20:56:51
40.8227 14.4355 0 2023-09-11
21:04:19
Sala Operativa INGV-OV (Napoli) 120985321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-11 20:56:51
Latitude 40.8227
Longitude 14.4355
Depth (km) 0 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 200 -> SURVEY-INGV-OV#SiSmi
Event type earthquake
Origin ID 120985321

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) 200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 168
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) 0.08
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:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 120985321
Agency INGV
Autore Sala Operativa INGV-OV (Napoli)
Time of creation (UTC) 2023-09-11 21:04:19
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