Earthquake with magnitude of Md 1.4 on date 09-10-2020 and time 04:08:41 (Italy) in region 5 km SE Massa di Somma (NA)

A magnitude Md 1.4 earthquake occured in region: 5 km SE Massa di Somma (NA), on

  • 09-10-2020 02:08:41 (UTC)
  • 09-10-2020 04:08:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.8210, 14.4270 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
Massa di Somma NA 5 5444 5444
San Sebastiano al Vesuvio NA 5 9196 14640
Ottaviano NA 5 23860 38500
Somma Vesuviana NA 6 35233 73733
Trecase NA 6 9097 82830
Sant'Anastasia NA 6 27671 110501
Boscotrecase NA 6 10363 120864
Pollena Trocchia NA 6 13562 134426
Portici NA 6 55274 189700
Terzigno NA 6 18968 208668
Torre del Greco NA 6 86275 294943
Boscoreale NA 6 28072 323015
Ercolano NA 7 53709 376724
San Giuseppe Vesuviano NA 7 30657 407381
Torre Annunziata NA 7 42789 450170
Cercola NA 7 18267 468437
San Giorgio a Cremano NA 8 45557 513994
Volla NA 10 23755 537749
San Gennaro Vesuviano NA 10 11966 549715
Poggiomarino NA 10 21976 571691
Pompei NA 10 25358 597049
Pomigliano d'Arco NA 10 39922 636971
Castello di Cisterna NA 11 7869 644840
Brusciano NA 11 16466 661306
Scafati SA 12 50787 712093
Mariglianella NA 12 7787 719880
Scisciano NA 12 5994 725874
Marigliano NA 12 30157 756031
Palma Campania NA 12 15978 772009
Casalnuovo di Napoli NA 12 49855 821864
San Vitaliano NA 12 6461 828325
Saviano NA 12 15982 844307
Striano NA 13 8397 852704
Santa Maria la Carità NA 13 11722 864426
Carbonara di Nola NA 14 2429 866855
San Marzano sul Sarno SA 15 10442 877297
Castellammare di Stabia NA 15 66466 943763
San Paolo Bel Sito NA 15 3513 947276
Nola NA 15 34431 981707
Angri SA 15 34002 1015709
Acerra NA 15 59573 1075282
Sant'Antonio Abate NA 15 19743 1095025
Casoria NA 15 77642 1172667
Napoli NA 15 974074 2146741
San Valentino Torio SA 15 10947 2157688
Liveri NA 15 1607 2159295
Afragola NA 15 65057 2224352
Domicella AV 15 1862 2226214
Casavatore NA 16 18661 2244875
Cimitile NA 16 7280 2252155
Marzano di Nola AV 16 1727 2253882
Lettere NA 16 6188 2260070
Sarno SA 16 31529 2291599
Casola di Napoli NA 16 3898 2295497
Gragnano NA 17 29136 2324633
Casamarciano NA 17 3289 2327922
Arzano NA 17 34886 2362808
Vico Equense NA 17 20969 2383777
Sant'Egidio del Monte Albino SA 17 8909 2392686
Pago del Vallo di Lauro AV 17 1830 2394516
Camposano NA 17 5333 2399849
Corbara SA 18 2545 2402394
Visciano NA 18 4454 2406848
Pimonte NA 18 5980 2412828
Cardito NA 18 22755 2435583
Comiziano NA 18 1814 2437397
Pagani SA 19 35834 2473231
Lauro AV 19 3509 2476740
Caivano NA 19 37879 2514619
Frattamaggiore NA 19 30329 2544948
Cicciano NA 19 12906 2557854
Crispano NA 19 12354 2570208
Tufino NA 19 3776 2573984
Taurano AV 19 1546 2575530
Grumo Nevano NA 19 18061 2593591
Quindici AV 19 1938 2595529
Meta NA 20 8015 2603544
Casandrino NA 20 14336 2617880
Melito di Napoli NA 20 37826 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)
7 Km E of Ercolano (53709 inhabitants)
12 Km NW of Scafati (50787 inhabitants)
15 Km NW of Castellammare di Stabia (66466 inhabitants)
15 Km SE of Acerra (59573 inhabitants)
15 Km E of Napoli (974074 inhabitants)
15 Km SE of Casoria (77642 inhabitants)
15 Km SE of Afragola (65057 inhabitants)
22 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)
32 Km NW 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
Reviewed
Rev200
Md 1.4 2020-10-09
02:08:41
40.8207 14.427 0 2020-10-09
02:14:40
Sala Operativa INGV_OV (Napoli) 83631721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-09 02:08:41
Latitude 40.8207
Longitude 14.4270
Depth (km) 0 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 200 -> SURVEY-INGV-OV#WinPick
Event type earthquake
Origin ID 83631721

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) 93
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) 0.13
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:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 83631721
Agency INGV
Autore Sala Operativa INGV_OV (Napoli)
Time of creation (UTC) 2020-10-09 02:14:40
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