Earthquake with magnitude of Md 1.7 on date 30-04-2023 and time 03:57:54 (Italy) in region Vesuvio
A magnitude Md 1.7 earthquake occured in region: Vesuvio, on
- 30-04-2023 01:57:54 (UTC)
- 30-04-2023 03:57:54 (UTC +02:00) Italian time
and geographic coordinates (lat, lon) 40.8190, 14.4200 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.
Display location by
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Municipalities within 20 km from the epicenter
Distances are determinated based on the geographic coordintes of the (Istat).
| Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
|---|---|---|---|---|
| San Sebastiano al Vesuvio | NA | 5 | 9196 | 9196 |
| Massa di Somma | NA | 5 | 5444 | 14640 |
| Portici | NA | 6 | 55274 | 69914 |
| Pollena Trocchia | NA | 6 | 13562 | 83476 |
| Trecase | NA | 6 | 9097 | 92573 |
| Sant'Anastasia | NA | 6 | 27671 | 120244 |
| Torre del Greco | NA | 6 | 86275 | 206519 |
| Somma Vesuviana | NA | 6 | 35233 | 241752 |
| Boscotrecase | NA | 6 | 10363 | 252115 |
| Ottaviano | NA | 6 | 23860 | 275975 |
| Ercolano | NA | 6 | 53709 | 329684 |
| Boscoreale | NA | 7 | 28072 | 357756 |
| Terzigno | NA | 7 | 18968 | 376724 |
| Cercola | NA | 7 | 18267 | 394991 |
| Torre Annunziata | NA | 7 | 42789 | 437780 |
| San Giorgio a Cremano | NA | 7 | 45557 | 483337 |
| San Giuseppe Vesuviano | NA | 8 | 30657 | 513994 |
| Volla | NA | 9 | 23755 | 537749 |
| Pomigliano d'Arco | NA | 10 | 39922 | 577671 |
| Pompei | NA | 10 | 25358 | 603029 |
| San Gennaro Vesuviano | NA | 10 | 11966 | 614995 |
| Poggiomarino | NA | 11 | 21976 | 636971 |
| Castello di Cisterna | NA | 11 | 7869 | 644840 |
| Brusciano | NA | 11 | 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 |
| Saviano | NA | 13 | 15982 | 837846 |
| San Vitaliano | NA | 13 | 6461 | 844307 |
| Striano | NA | 13 | 8397 | 852704 |
| Santa Maria la Carità | NA | 13 | 11722 | 864426 |
| Napoli | NA | 14 | 974074 | 1838500 |
| Casoria | NA | 15 | 77642 | 1916142 |
| Acerra | NA | 15 | 59573 | 1975715 |
| Castellammare di Stabia | NA | 15 | 66466 | 2042181 |
| Carbonara di Nola | NA | 15 | 2429 | 2044610 |
| Afragola | NA | 15 | 65057 | 2109667 |
| San Marzano sul Sarno | SA | 15 | 10442 | 2120109 |
| San Paolo Bel Sito | NA | 15 | 3513 | 2123622 |
| Nola | NA | 15 | 34431 | 2158053 |
| Angri | SA | 15 | 34002 | 2192055 |
| Casavatore | NA | 15 | 18661 | 2210716 |
| Sant'Antonio Abate | NA | 15 | 19743 | 2230459 |
| San Valentino Torio | SA | 16 | 10947 | 2241406 |
| Liveri | NA | 16 | 1607 | 2243013 |
| Domicella | AV | 16 | 1862 | 2244875 |
| Arzano | NA | 16 | 34886 | 2279761 |
| Cimitile | NA | 16 | 7280 | 2287041 |
| Marzano di Nola | AV | 16 | 1727 | 2288768 |
| Lettere | NA | 17 | 6188 | 2294956 |
| Casola di Napoli | NA | 17 | 3898 | 2298854 |
| Gragnano | NA | 17 | 29136 | 2327990 |
| Sarno | SA | 17 | 31529 | 2359519 |
| Casamarciano | NA | 17 | 3289 | 2362808 |
| Vico Equense | NA | 17 | 20969 | 2383777 |
| Cardito | NA | 18 | 22755 | 2406532 |
| Camposano | NA | 18 | 5333 | 2411865 |
| Sant'Egidio del Monte Albino | SA | 18 | 8909 | 2420774 |
| Pimonte | NA | 18 | 5980 | 2426754 |
| Pago del Vallo di Lauro | AV | 18 | 1830 | 2428584 |
| Corbara | SA | 18 | 2545 | 2431129 |
| Caivano | NA | 18 | 37879 | 2469008 |
| Frattamaggiore | NA | 18 | 30329 | 2499337 |
| Visciano | NA | 18 | 4454 | 2503791 |
| Comiziano | NA | 19 | 1814 | 2505605 |
| Crispano | NA | 19 | 12354 | 2517959 |
| Grumo Nevano | NA | 19 | 18061 | 2536020 |
| Pagani | SA | 19 | 35834 | 2571854 |
| Lauro | AV | 19 | 3509 | 2575363 |
| Cicciano | NA | 19 | 12906 | 2588269 |
| Casandrino | NA | 19 | 14336 | 2602605 |
| Meta | NA | 19 | 8015 | 2610620 |
| Melito di Napoli | NA | 20 | 37826 | 2648446 |
| Tufino | NA | 20 | 3776 | 2652222 |
| Taurano | AV | 20 | 1546 | 2653768 |
| Frattaminore | NA | 20 | 16208 | 2669976 |
| Quindici | AV | 20 | 1938 | 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)
14 Km E of Napoli (974074 inhabitants)
15 Km SE of Casoria (77642 inhabitants)
15 Km S of Acerra (59573 inhabitants)
15 Km NW of Castellammare di Stabia (66466 inhabitants)
15 Km SE of Afragola (65057 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)
28 Km W of Cava de' Tirreni (53659 inhabitants)
28 Km E of Pozzuoli (81661 inhabitants)
29 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
Not available maps for this sismic event.
Seismic hazard
Not available maps for this sismic event.
Shakemap
Not available maps for this sismic event.
Felt maps
Not available maps for this sismic event.
Locations history
| Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
|---|---|---|---|---|---|---|---|---|
|
Bulletin Rev1000 |
Md 1.7 | 2023-04-30 01:57:54 |
40.8193 | 14.4198 | 1 | 2024-03-01 17:18:20 |
Bollettino Sismico Italiano INGV | 124848381 |
|
Reviewed Rev200 |
Md 1.2 | 2023-04-30 01:57:55 |
40.8208 | 14.4247 | 0 | 2024-01-25 12:00:36 |
Sala Operativa INGV-OV (Napoli) | 116888401 |
Preferred location and magnitude until now.
Origin information
Origin
| Field | Value |
|---|---|
| Time (UTC) | 2023-04-30 01:57:54 ± 0.12 |
| Latitude | 40.8193 ± 0.0009 |
| Longitude | 14.4198 ± 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 | 124848381 |
Uncertainty
| Field | Value |
|---|---|
| Preferred uncertainty description | uncertainty ellipse |
| Semi-major axis of confidence ellipse (meter) | 138 |
| Semi-minor axis of confidence ellipse (meter) | 50 |
| Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 230 |
| 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) | 129 |
| Number of associated phases, regardless of their use for origin computation | 15 |
| Number of defining phases | 14 |
| RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
| Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
| Epicentral distance of station farthest from the epicenter (degree) | 0.01889 |
| Number of stations at which the event was observed | 8 |
| Number of stations from which data was used for origin computation | 7 |
Magnitudes information
Md:1.7
| Field | Value |
|---|---|
| Value | 1.7 |
| Uncertainty | 0.2 |
| Num. used stations | 7 |
| Type of magnitude | Md |
| Reference to an origin | 124848381 |
| Agency | INGV |
| Autore | Bollettino Sismico Italiano INGV |
| Time of creation (UTC) | 2024-01-25 12:00:27 |
Md:1.2
| Field | Value |
|---|---|
| Value | 1.2 |
| Uncertainty | 0.3 |
| Num. used stations | |
| Type of magnitude | Md |
| Reference to an origin | 116888401 |
| Agency | INGV |
| Autore | Sala Operativa INGV-OV (Napoli) |
| Time of creation (UTC) | 2023-04-30 02:05:10 |
Picking and Arrival
| SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
|---|---|---|---|---|---|---|---|---|---|---|
| IV.OVO.HHZ. | 2023-04-30T01:57:57.07 | 0.6 | undecidable | manual | S | 295 | 2.0979 | 114 | -0.16 | 48 |
| IV.VVDG.HHE. | 2023-04-30T01:57:56.08 | 0.1 | undecidable | manual | P | 11 | 1.7982 | 117 | -0.01 | 100 |
| IV.VTIR.HHN. | 2023-04-30T01:57:56.43 | 0.6 | undecidable | manual | S | 166 | 1.4985 | 121 | -0.29 | 47 |
| IV.CRTO.HHE. | 2023-04-30T01:57:56.03 | 0.6 | undecidable | manual | S | 47 | 0.2997 | 163 | 0.11 | 49 |
| IV.VBKN.HHN. | 2023-04-30T01:57:56.02 | 0.1 | undecidable | manual | P | 36 | 1.4985 | 123 | 0.11 | 98 |
| IV.VCRE.HHN. | 2023-04-30T01:57:56.29 | 0.6 | undecidable | manual | S | 93 | 0.999 | 134 | 0.01 | 50 |
| IV.VVDG.HHE. | 2023-04-30T01:57:56.79 | 0.6 | undecidable | manual | S | 11 | 1.7982 | 117 | -0.17 | 48 |
| IV.OVO.HHZ. | 2023-04-30T01:57:56.21 | 0.3 | undecidable | manual | P | 295 | 2.0979 | 114 | -0.03 | 74 |
| IV.VBKN.HHN. | 2023-04-30T01:57:56.45 | 0.6 | undecidable | manual | S | 36 | 1.4985 | 123 | -0.19 | 48 |
| IV.VBKE.HNE. | 2023-04-30T01:57:56.44 | 0.6 | undecidable | manual | S | 93 | 1.5984 | 120 | -0.31 | 47 |
| IV.VCRE.HHN. | 2023-04-30T01:57:55.88 | 0.1 | undecidable | manual | P | 93 | 0.999 | 134 | 0.17 | 97 |
| IV.VBKE.HNE. | 2023-04-30T01:57:55.98 | 0.1 | undecidable | manual | P | 93 | 1.5984 | 120 | 0 | 100 |
| IV.VTIR.HHN. | 2023-04-30T01:57:55.99 | 0.1 | undecidable | manual | P | 166 | 1.4985 | 121 | 0.03 | 99 |
| IV.CRTO.HHE. | 2023-04-30T01:57:55.73 | 0.1 | undecidable | manual | P | 47 | 0.2997 | 163 | 0.22 | 96 |
| IV.MCRV.HHZ. | 2023-04-30T01:57:44.37 | 3.0 | undecidable | manual | P | 0 | 0 |
TDMT - Time Domain Moment Tensor
Not available TDMT solution for this seismic event.
Fault Plane solutions in the area
Not available maps for this sismic event.