Earthquake with magnitude of Md 2.0 on date 01-04-2023 and time 22:01:34 (Italy) in region Vesuvio

A magnitude Md 2.0 earthquake occured in region: Vesuvio, on

  • 01-04-2023 20:01:34 (UTC)
  • 01-04-2023 22:01:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.8180, 14.4210 at 1 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.

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
Trecase NA 5 9097 23737
Portici NA 6 55274 79011
Sant'Anastasia NA 6 27671 106682
Boscotrecase NA 6 10363 117045
Pollena Trocchia NA 6 13562 130607
Torre del Greco NA 6 86275 216882
Somma Vesuviana NA 6 35233 252115
Ottaviano NA 6 23860 275975
Ercolano NA 6 53709 329684
Boscoreale NA 7 28072 357756
Terzigno NA 7 18968 376724
Torre Annunziata NA 7 42789 419513
Cercola NA 7 18267 437780
San Giorgio a Cremano NA 7 45557 483337
San Giuseppe Vesuviano NA 8 30657 513994
Volla NA 9 23755 537749
Pompei NA 10 25358 563107
Pomigliano d'Arco NA 10 39922 603029
Poggiomarino NA 10 21976 625005
San Gennaro Vesuviano NA 10 11966 636971
Castello di Cisterna NA 11 7869 644840
Brusciano NA 12 16466 661306
Scafati SA 12 50787 712093
Casalnuovo di Napoli NA 12 49855 761948
Mariglianella NA 12 7787 769735
Scisciano NA 12 5994 775729
Marigliano NA 12 30157 805886
Palma Campania NA 13 15978 821864
San Vitaliano NA 13 6461 828325
Saviano NA 13 15982 844307
Santa Maria la Carità NA 13 11722 856029
Striano NA 13 8397 864426
Napoli NA 15 974074 1838500
Castellammare di Stabia NA 15 66466 1904966
Carbonara di Nola NA 15 2429 1907395
Casoria NA 15 77642 1985037
Afragola NA 15 65057 2050094
Acerra NA 15 59573 2109667
Angri SA 15 34002 2143669
San Marzano sul Sarno SA 15 10442 2154111
Sant'Antonio Abate NA 15 19743 2173854
San Paolo Bel Sito NA 15 3513 2177367
Nola NA 15 34431 2211798
Casavatore NA 15 18661 2230459
San Valentino Torio SA 16 10947 2241406
Liveri NA 16 1607 2243013
Domicella AV 16 1862 2244875
Cimitile NA 16 7280 2252155
Lettere NA 16 6188 2258343
Casola di Napoli NA 16 3898 2262241
Marzano di Nola AV 16 1727 2263968
Arzano NA 16 34886 2298854
Gragnano NA 17 29136 2327990
Sarno SA 17 31529 2359519
Vico Equense NA 17 20969 2380488
Casamarciano NA 17 3289 2383777
Sant'Egidio del Monte Albino SA 18 8909 2392686
Camposano NA 18 5333 2398019
Cardito NA 18 22755 2420774
Pimonte NA 18 5980 2426754
Corbara SA 18 2545 2429299
Pago del Vallo di Lauro AV 18 1830 2431129
Visciano NA 18 4454 2435583
Frattamaggiore NA 19 30329 2465912
Caivano NA 19 37879 2503791
Comiziano NA 19 1814 2505605
Pagani SA 19 35834 2541439
Crispano NA 19 12354 2553793
Grumo Nevano NA 19 18061 2571854
Lauro AV 19 3509 2575363
Meta NA 19 8015 2583378
Cicciano NA 19 12906 2596284
Casandrino NA 19 14336 2610620
Taurano AV 20 1546 2612166
Tufino NA 20 3776 2615942
Melito di Napoli NA 20 37826 2653768
Quindici AV 20 1938 2655706
Frattaminore NA 20 16208 2671914

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)
6 Km E of Ercolano (53709 inhabitants)
12 Km NW of Scafati (50787 inhabitants)
15 Km E of Napoli (974074 inhabitants)
15 Km NW of Castellammare di Stabia (66466 inhabitants)
15 Km SE of Casoria (77642 inhabitants)
15 Km SE of Afragola (65057 inhabitants)
15 Km S of Acerra (59573 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 W of Cava de' Tirreni (53659 inhabitants)
28 Km E of Pozzuoli (81661 inhabitants)
30 Km S of Caserta (76326 inhabitants)
33 Km W of Salerno (135261 inhabitants)
33 Km W of Avellino (54857 inhabitants)
46 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
Bulletin
Rev1000
Md 2.0 2023-04-01
20:01:34
40.8183 14.4212 1 2024-03-01
17:18:19
Bollettino Sismico Italiano INGV 124634771
Reviewed
Rev200
Md 2.3 2023-04-01
20:01:34
40.8207 14.4265 0 2024-01-14
01:50:45
Sala Operativa INGV-OV (Napoli) 115955821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-01 20:01:34 ± 0.12
Latitude 40.8183 ± 0.0018
Longitude 14.4212 ± 0.0012
Depth (km) 1 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 124634771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 143
Semi-minor axis of confidence ellipse (meter) 87
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 199
Circular confidence region, given by single value of horizontal uncertainty (meter) 140.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 126
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.02068
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.0

Field Value
Value 2.0
Uncertainty 0.1
Num. used stations 5
Type of magnitude Md
Reference to an origin 124634771
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-14 01:50:26

Md:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 115955821
Agency INGV
Autore Sala Operativa INGV-OV (Napoli)
Time of creation (UTC) 2023-04-01 20:17:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSNT.HHZ. 2023-04-01T20:03:13.42 3.0 undecidable manual Sn -1.51 0
IV.VENL.EHZ. 2023-04-01T20:02:55.17 3.0 negative manual Pg 13.8 0
IV.LPDG.HHZ. 2023-04-01T20:02:54.87 3.0 undecidable manual Pg 11.65 0
IV.ASSB.HHZ. 2023-04-01T20:02:45.30 3.0 undecidable manual Sn -5.41 0
IV.EPOZ.HHZ. 2023-04-01T20:02:44.93 3.0 undecidable manual Sg 0.26 0
IV.SFI.EHZ. 2023-04-01T20:02:34.36 3.0 negative manual Pg 8.27 0
IV.MSRU.HHZ. 2023-04-01T20:02:30.14 3.0 undecidable manual Sg -0.44 0
1J.FX13.HHZ. 2023-04-01T20:02:05.24 3.0 positive manual Pg 0.16 0
IV.EPMN.HHZ. 2023-04-01T20:02:02.28 3.0 undecidable manual Pn -4.07 0
IV.MSRU.HHZ. 2023-04-01T20:01:58.99 3.0 undecidable manual Pg -1.47 0
IV.T0110.HHZ. 2023-04-01T20:01:56.51 3.0 undecidable manual Pg 0.4 0
OT.OT17.EHZ. 2023-04-01T20:01:39.33 3.0 negative manual P -5.28 0
IV.OVO.HHZ. 2023-04-01T20:01:36.71 0.6 undecidable manual S 296 2.2977 111 -0.12 49
IV.VCRE.HHZ. 2023-04-01T20:01:35.66 0.6 undecidable manual S 85 0.8991 136 0.02 50
IV.VTIR.HHZ. 2023-04-01T20:01:35.92 0.6 undecidable manual S 170 1.3986 122 -0.12 49
IV.VBKE.HNE. 2023-04-01T20:01:35.82 0.6 undecidable manual S 89 1.4985 121 -0.28 48
IV.VCRE.HHZ. 2023-04-01T20:01:35.25 0.1 positive manual P 85 0.8991 136 0.13 98
IV.CRTO.HHE. 2023-04-01T20:01:35.36 0.6 undecidable manual S 16 0.2997 160 0 50
IV.VTIR.HHZ. 2023-04-01T20:01:35.44 0.1 negative manual P 170 1.3986 122 0.09 99
IV.VBKE.HNE. 2023-04-01T20:01:35.34 0.1 undecidable manual P 89 1.4985 121 -0.03 100
IV.OVO.HHZ. 2023-04-01T20:01:35.73 0.3 undecidable manual P 296 2.2977 111 -0.06 74
IV.CRTO.HHE. 2023-04-01T20:01:35.07 0.1 undecidable manual P 16 0.2997 160 0.11 99
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