Earthquake with magnitude of Md 2.5 on date 22-04-2023 and time 09:17:11 (UTC) in region Vesuvio

A magnitude Md 2.5 earthquake occured in region: Vesuvio, on

  • 22-04-2023 09:17:11 (UTC)
  • 22-04-2023 11:17:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.8240, 14.4240 at 2 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
Massa di Somma NA 5 5444 5444
San Sebastiano al Vesuvio NA 5 9196 14640
Sant'Anastasia NA 5 27671 42311
Somma Vesuviana NA 5 35233 77544
Ottaviano NA 5 23860 101404
Pollena Trocchia NA 5 13562 114966
Portici NA 6 55274 170240
Trecase NA 6 9097 179337
Boscotrecase NA 6 10363 189700
Torre del Greco NA 6 86275 275975
Terzigno NA 7 18968 294943
Ercolano NA 7 53709 348652
Cercola NA 7 18267 366919
Boscoreale NA 7 28072 394991
San Giuseppe Vesuviano NA 7 30657 425648
Torre Annunziata NA 8 42789 468437
San Giorgio a Cremano NA 8 45557 513994
Volla NA 9 23755 537749
Pomigliano d'Arco NA 10 39922 577671
San Gennaro Vesuviano NA 10 11966 589637
Poggiomarino NA 10 21976 611613
Castello di Cisterna NA 10 7869 619482
Pompei NA 11 25358 644840
Brusciano NA 11 16466 661306
Mariglianella NA 12 7787 669093
Scisciano NA 12 5994 675087
Marigliano NA 12 30157 705244
Casalnuovo di Napoli NA 12 49855 755099
Scafati SA 12 50787 805886
Saviano NA 12 15982 821868
San Vitaliano NA 12 6461 828329
Palma Campania NA 12 15978 844307
Striano NA 13 8397 852704
Santa Maria la Carità NA 14 11722 864426
Carbonara di Nola NA 14 2429 866855
Acerra NA 14 59573 926428
San Paolo Bel Sito NA 14 3513 929941
Nola NA 14 34431 964372
Casoria NA 15 77642 1042014
Afragola NA 15 65057 1107071
Napoli NA 15 974074 2081145
San Marzano sul Sarno SA 15 10442 2091587
Liveri NA 15 1607 2093194
Castellammare di Stabia NA 15 66466 2159660
Domicella AV 15 1862 2161522
Angri SA 15 34002 2195524
Casavatore NA 15 18661 2214185
Sant'Antonio Abate NA 15 19743 2233928
San Valentino Torio SA 15 10947 2244875
Cimitile NA 16 7280 2252155
Marzano di Nola AV 16 1727 2253882
Arzano NA 16 34886 2288768
Casamarciano NA 16 3289 2292057
Sarno SA 17 31529 2323586
Lettere NA 17 6188 2329774
Casola di Napoli NA 17 3898 2333672
Gragnano NA 17 29136 2362808
Camposano NA 17 5333 2368141
Pago del Vallo di Lauro AV 17 1830 2369971
Cardito NA 17 22755 2392726
Vico Equense NA 18 20969 2413695
Sant'Egidio del Monte Albino SA 18 8909 2422604
Visciano NA 18 4454 2427058
Comiziano NA 18 1814 2428872
Caivano NA 18 37879 2466751
Corbara SA 18 2545 2469296
Frattamaggiore NA 18 30329 2499625
Pimonte NA 18 5980 2505605
Cicciano NA 19 12906 2518511
Crispano NA 19 12354 2530865
Lauro AV 19 3509 2534374
Grumo Nevano NA 19 18061 2552435
Tufino NA 19 3776 2556211
Pagani SA 19 35834 2592045
Casandrino NA 19 14336 2606381
Taurano AV 19 1546 2607927
Quindici AV 19 1938 2609865
Frattaminore NA 20 16208 2626073
Melito di Napoli NA 20 37826 2663899
Sant'Antimo NA 20 33905 2697804
Meta NA 20 8015 2705819

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km E of Portici (55274 inhabitants)
6 Km NE of Torre del Greco (86275 inhabitants)
7 Km E of Ercolano (53709 inhabitants)
12 Km NW of Scafati (50787 inhabitants)
14 Km SE of Acerra (59573 inhabitants)
15 Km SE of Casoria (77642 inhabitants)
15 Km E of Napoli (974074 inhabitants)
15 Km SE of Afragola (65057 inhabitants)
15 Km NW of Castellammare di Stabia (66466 inhabitants)
21 Km E of Marano di Napoli (59874 inhabitants)
22 Km SE of Giugliano in Campania (122974 inhabitants)
25 Km SE of Aversa (53047 inhabitants)
27 Km NW of Cava de' Tirreni (53659 inhabitants)
28 Km E of Pozzuoli (81661 inhabitants)
29 Km S of Caserta (76326 inhabitants)
33 Km NW of Salerno (135261 inhabitants)
33 Km W of Avellino (54857 inhabitants)
45 Km SW of Benevento (60091 inhabitants)
53 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 2.5 2023-04-22
09:17:11
40.8245 14.4245 2 2023-04-22
09:37:02
Sala Operativa INGV-OV (Napoli) 116604451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-22 09:17:11
Latitude 40.8245
Longitude 14.4245
Depth (km) 2 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 200 -> SURVEY-INGV-OV#SiSmi
Event type earthquake
Origin ID 116604451

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) 100.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 80
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) 0.03
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:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 116604451
Agency INGV
Autore Sala Operativa INGV-OV (Napoli)
Time of creation (UTC) 2023-04-22 09:37:02
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