Earthquake with magnitude of Md 1.0 on date 24-04-2017 and time 02:46:47 (UTC) in region 5 km SW Ottaviano (NA)

A magnitude Md 1.0 earthquake occured in region: 5 km SW Ottaviano (NA), on

  • 24-04-2017 02:46:47 (UTC)
  • 24-04-2017 04:46:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.82, 14.44 at 0 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
Ottaviano NA 5 23860 23860
Terzigno NA 5 18968 42828
Boscotrecase NA 5 10363 53191
Trecase NA 5 9097 62288
Boscoreale NA 6 28072 90360
Somma Vesuviana NA 6 35233 125593
San Giuseppe Vesuviano NA 6 30657 156250
Massa di Somma NA 6 5444 161694
Sant'Anastasia NA 6 27671 189365
San Sebastiano al Vesuvio NA 6 9196 198561
Torre Annunziata NA 7 42789 241350
Pollena Trocchia NA 7 13562 254912
Torre del Greco NA 7 86275 341187
Portici NA 7 55274 396461
Ercolano NA 8 53709 450170
Cercola NA 8 18267 468437
Poggiomarino NA 9 21976 490413
San Gennaro Vesuviano NA 9 11966 502379
San Giorgio a Cremano NA 9 45557 547936
Pompei NA 9 25358 573294
Volla NA 11 23755 597049
Scafati SA 11 50787 647836
Pomigliano d'Arco NA 11 39922 687758
Palma Campania NA 11 15978 703736
Castello di Cisterna NA 11 7869 711605
Striano NA 12 8397 720002
Scisciano NA 12 5994 725996
Brusciano NA 12 16466 742462
Saviano NA 12 15982 758444
Marigliano NA 12 30157 788601
Mariglianella NA 12 7787 796388
San Vitaliano NA 12 6461 802849
Santa Maria la Carità NA 12 11722 814571
Carbonara di Nola NA 13 2429 817000
Casalnuovo di Napoli NA 13 49855 866855
San Marzano sul Sarno SA 13 10442 877297
Angri SA 14 34002 911299
San Valentino Torio SA 14 10947 922246
Sant'Antonio Abate NA 14 19743 941989
San Paolo Bel Sito NA 14 3513 945502
Domicella AV 14 1862 947364
Nola NA 14 34431 981795
Castellammare di Stabia NA 14 66466 1048261
Liveri NA 14 1607 1049868
Sarno SA 15 31529 1081397
Marzano di Nola AV 15 1727 1083124
Lettere NA 15 6188 1089312
Cimitile NA 15 7280 1096592
Acerra NA 15 59573 1156165
Casola di Napoli NA 16 3898 1160063
Gragnano NA 16 29136 1189199
Casamarciano NA 16 3289 1192488
Casoria NA 16 77642 1270130
Sant'Egidio del Monte Albino SA 16 8909 1279039
Afragola NA 16 65057 1344096
Napoli NA 16 974074 2318170
Pago del Vallo di Lauro AV 16 1830 2320000
Corbara SA 17 2545 2322545
Casavatore NA 17 18661 2341206
Camposano NA 17 5333 2346539
Visciano NA 17 4454 2350993
Pimonte NA 17 5980 2356973
Vico Equense NA 17 20969 2377942
Pagani SA 17 35834 2413776
Lauro AV 17 3509 2417285
Comiziano NA 18 1814 2419099
Arzano NA 18 34886 2453985
Taurano AV 18 1546 2455531
Quindici AV 18 1938 2457469
Cicciano NA 18 12906 2470375
Tufino NA 19 3776 2474151
Nocera Inferiore SA 19 46043 2520194
Cardito NA 19 22755 2542949
Moschiano AV 19 1673 2544622
Caivano NA 19 37879 2582501
Meta NA 20 8015 2590516
Frattamaggiore NA 20 30329 2620845
Crispano NA 20 12354 2633199
Roccarainola NA 20 7082 2640281

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km E of Torre del Greco (86275 inhabitants)
7 Km E of Portici (55274 inhabitants)
8 Km E of Ercolano (53709 inhabitants)
11 Km NW of Scafati (50787 inhabitants)
14 Km N of Castellammare di Stabia (66466 inhabitants)
15 Km SE of Acerra (59573 inhabitants)
16 Km SE of Casoria (77642 inhabitants)
16 Km SE of Afragola (65057 inhabitants)
16 Km E of Napoli (974074 inhabitants)
23 Km E of Marano di Napoli (59874 inhabitants)
24 Km SE of Giugliano in Campania (122974 inhabitants)
26 Km NW of Cava de' Tirreni (53659 inhabitants)
26 Km SE of Aversa (53047 inhabitants)
30 Km E of Pozzuoli (81661 inhabitants)
30 Km SE of Caserta (76326 inhabitants)
31 Km NW of Salerno (135261 inhabitants)
32 Km W of Avellino (54857 inhabitants)
45 Km SW of Benevento (60091 inhabitants)
51 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
Rev 1000 Md 1.0 2017-04-24
02:46:47
40.82 14.44 0 2018-01-10
09:56:13
Bollettino Sismico Italiano INGV 48874271
Rev 100 Md 1.1 2017-04-24
02:46:47
40.82 14.44 0 2017-04-24
02:52:46
Sala Sismica INGV-Roma 44303331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-04-24 02:46:47 ± 0.12
Latitude 40.82 ± 0.00
Longitude 14.44 ± 0.01
Depth (km) 0 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 48874271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 550
Semi-minor axis of confidence ellipse (meter) 350
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 279
Circular confidence region, given by single value of horizontal uncertainty (meter) 550
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 267
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00809
Epicentral distance of station farthest from the epicenter (degree) 0.02428
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

Md:1

Field Value
Value 1
Uncertainty 0.8
Num. used stations 6
Type of magnitude Md
Reference to an origin 48874271
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-08-10 05:09:00

Md:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 4
Type of magnitude Md
Reference to an origin 44303331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-04-24 02:52:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.VTIR.HHN. 2017-04-24T02:46:48.34 0.3 undecidable manual P 227 0.0189 95 0.07 75
IV.CRTO.HHZ. 2017-04-24T02:46:48.49 0.6 undecidable manual S 279 0.0153 97 0.05 50
IV.VARP.HHZ. 2017-04-24T02:46:48.52 0.3 undecidable manual P 265 0.0243 94 0.13 74
IV.VBKN.HHZ. 2017-04-24T02:46:48.48 0.6 undecidable manual S 320 0.0144 97 0.06 50
IV.CRTO.HHZ. 2017-04-24T02:46:48.08 0.1 undecidable manual P 279 0.0153 97 -0.11 99
IV.VVDG.HHZ. 2017-04-24T02:46:48.43 0.1 undecidable manual P 320 0.0216 95 0.09 99
IV.VBKN.HHZ. 2017-04-24T02:46:48.11 0.1 undecidable manual P 320 0.0144 97 -0.07 100
IV.VCRE.HHZ. 2017-04-24T02:46:48.17 0.6 undecidable manual S 272 0.0081 102 0 51
IV.VCRE.HHZ. 2017-04-24T02:46:47.92 0.1 undecidable manual P 272 0.0081 102 -0.12 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VCRE.HHZ. Md:0.9 8 END duration s
IV.CRTO.HHZ. Md:1 9 END duration s
IV.VBKN.HHZ. Md:1.1 10 END duration s
IV.VTIR.HHN. Md:1 9 END duration s
IV.VVDG.HHZ. Md:1 8 END duration s
IV.VARP.HHZ. Md:1 8 END duration s
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download