Earthquake with magnitude of Md 0.9 on date 07-04-2019 and time 07:51:50 (Italy) in region 5 km E Pozzuoli (NA)

A magnitude Md 0.9 earthquake occured in region: 5 km E Pozzuoli (NA), on

  • 07-04-2019 05:51:50 (UTC)
  • 07-04-2019 07:51:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.83, 14.14 at 2 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
Pozzuoli NA 5 81661 81661
Quarto NA 6 40930 122591
Bacoli NA 6 26560 149151
Monte di Procida NA 8 12886 162037
Marano di Napoli NA 9 59874 221911
Napoli NA 9 974074 1195985
Calvizzano NA 10 12329 1208314
Qualiano NA 10 25702 1234016
Mugnano di Napoli NA 11 34828 1268844
Villaricca NA 11 31122 1299966
Procida NA 12 10530 1310496
Giugliano in Campania NA 12 122974 1433470
Melito di Napoli NA 13 37826 1471296
Casavatore NA 14 18661 1489957
Sant'Antimo NA 14 33905 1523862
Arzano NA 14 34886 1558748
Parete CE 14 11442 1570190
Casandrino NA 15 14336 1584526
Casoria NA 15 77642 1662168
Grumo Nevano NA 16 18061 1680229
Lusciano CE 16 15362 1695591
San Giorgio a Cremano NA 16 45557 1741148
Trentola-Ducenta CE 17 19429 1760577
Cesa CE 17 8841 1769418
Frattamaggiore NA 17 30329 1799747
Aversa CE 17 53047 1852794
Sant'Arpino CE 17 14307 1867101
Ercolano NA 18 53709 1920810
Afragola NA 18 65057 1985867
San Marcellino CE 18 14155 2000022
Casapesenna CE 18 6987 2007009
Frattaminore NA 18 16208 2023217
Succivo CE 18 8457 2031674
Portici NA 18 55274 2086948
Volla NA 18 23755 2110703
Crispano NA 18 12354 2123057
Cardito NA 19 22755 2145812
Frignano CE 19 9008 2154820
Orta di Atella CE 19 27191 2182011
Cercola NA 19 18267 2200278
Gricignano di Aversa CE 19 11881 2212159
Carinaro CE 19 7181 2219340
San Cipriano d'Aversa CE 19 13653 2232993
Villa di Briano CE 19 7087 2240080
Teverola CE 19 14291 2254371
Ischia NA 19 19915 2274286
San Sebastiano al Vesuvio NA 20 9196 2283482
Torre del Greco NA 20 86275 2369757
Caivano NA 20 37879 2407636
Casal di Principe CE 20 21389 2429025
Casaluce CE 20 10078 2439103

Municipalities with at least 50000 inhabitants

An earthquake occurred to
5 Km E of Pozzuoli (81661 inhabitants)
9 Km SW of Marano di Napoli (59874 inhabitants)
9 Km W of Napoli (974074 inhabitants)
12 Km SW of Giugliano in Campania (122974 inhabitants)
15 Km SW of Casoria (77642 inhabitants)
17 Km SW of Aversa (53047 inhabitants)
18 Km W of Ercolano (53709 inhabitants)
18 Km SW of Afragola (65057 inhabitants)
18 Km W of Portici (55274 inhabitants)
20 Km W of Torre del Greco (86275 inhabitants)
23 Km SW of Acerra (59573 inhabitants)
32 Km SW of Caserta (76326 inhabitants)
32 Km W of Castellammare di Stabia (66466 inhabitants)
34 Km W of Scafati (50787 inhabitants)
50 Km W of Cava de' Tirreni (53659 inhabitants)
55 Km W of Salerno (135261 inhabitants)
56 Km W of Avellino (54857 inhabitants)
64 Km SW of Benevento (60091 inhabitants)
75 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 0.9 2019-04-07
05:51:50
40.83 14.14 2 2019-08-22
08:25:11
Bollettino Sismico Italiano INGV 70845331
Rev 100 Md 1.0 2019-04-07
05:51:50
40.84 14.21 1 2019-04-07
06:05:19
Sala Sismica INGV-Roma 67325191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-04-07 05:51:50 ± 0.25
Latitude 40.83 ± 0.00
Longitude 14.14 ± 0.00
Depth (km) 2 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 70845331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 442
Semi-minor axis of confidence ellipse (meter) 188
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 190
Circular confidence region, given by single value of horizontal uncertainty (meter) 440
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 238
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.03597
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 4
Magnitudes information

Md:0.9

Field Value
Value 0.9
Uncertainty 0.4
Num. used stations 3
Type of magnitude Md
Reference to an origin 70845331
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-07-24 12:56:59

Md:1

Field Value
Value 1
Uncertainty 0.4
Num. used stations 3
Type of magnitude Md
Reference to an origin 67325191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-04-07 06:05:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MURB.HHZ. 2019-04-07T05:52:58.09 3.0 undecidable manual Sg 3.04 0
IV.PE3.EHZ. 2019-04-07T05:52:50.71 3.0 undecidable manual Sn -9.99 0
MN.VLC.HHZ. 2019-04-07T05:52:49.95 3.0 positive manual Pn 6.64 0
IV.MNTT.EHZ. 2019-04-07T05:52:25.81 3.0 undecidable manual Sn -9.99 0
IV.MSRU.HHZ. 2019-04-07T05:52:24.80 3.0 undecidable manual Pn 2.45 0
IV.VBKN.HHZ. 2019-04-07T05:52:05.95 3.0 undecidable manual S 3.36 0
IV.CPOZ.HHZ. 2019-04-07T05:51:53.04 0.3 undecidable manual S 243 0.018 130 0.12 73
IV.CFMN.HHE. 2019-04-07T05:51:52.46 0.3 undecidable manual P 276 0.036 114 -0.22 71
IV.COLB.HHZ. 2019-04-07T05:51:52.29 0.3 undecidable manual S 154 0.0117 143 -0.14 73
IV.COLB.HHZ. 2019-04-07T05:51:51.57 0.1 undecidable manual P 154 0.0117 143 0.05 99
IV.CPOZ.HHZ. 2019-04-07T05:51:51.79 0.1 undecidable manual P 243 0.018 130 0 100
IV.CSFT.HHZ. 2019-04-07T05:51:51.91 0.3 undecidable manual S 250 0.0009 178 -0.09 74
IV.CSFT.HHZ. 2019-04-07T05:51:51.47 0.1 undecidable manual P 250 0.0009 178 0.19 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSFT.HHZ. Md:1.2 11 END duration s
IV.COLB.HHZ. Md:1 8 END duration s
IV.CPOZ.HHZ. Md:0.4 4 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