Earthquake with magnitude of Md 1.9 on date 05-04-2022 and time 05:43:30 (Italy) in region Campi Flegrei

A magnitude Md 1.9 earthquake occured in region: Campi Flegrei, on

  • 05-04-2022 03:43:30 (UTC)
  • 05-04-2022 05:43:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.8240, 14.1330 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 4 81661 81661
Bacoli NA 5 26560 108221
Quarto NA 6 40930 149151
Monte di Procida NA 7 12886 162037
Marano di Napoli NA 10 59874 221911
Napoli NA 10 974074 1195985
Calvizzano NA 11 12329 1208314
Qualiano NA 11 25702 1234016
Procida NA 11 10530 1244546
Mugnano di Napoli NA 12 34828 1279374
Villaricca NA 12 31122 1310496
Giugliano in Campania NA 13 122974 1433470
Melito di Napoli NA 14 37826 1471296
Casavatore NA 15 18661 1489957
Sant'Antimo NA 15 33905 1523862
Arzano NA 15 34886 1558748
Parete CE 15 11442 1570190
Casandrino NA 16 14336 1584526
Casoria NA 16 77642 1662168
Grumo Nevano NA 17 18061 1680229
San Giorgio a Cremano NA 17 45557 1725786
Lusciano CE 17 15362 1741148
Trentola-Ducenta CE 17 19429 1760577
Cesa CE 18 8841 1769418
Frattamaggiore NA 18 30329 1799747
Aversa CE 18 53047 1852794
Ercolano NA 18 53709 1906503
Sant'Arpino CE 18 14307 1920810
Ischia NA 19 19915 1940725
Casapesenna CE 19 6987 1947712
Afragola NA 19 65057 2012769
San Marcellino CE 19 14155 2026924
Portici NA 19 55274 2082198
Frattaminore NA 19 16208 2098406
Succivo CE 19 8457 2106863
Volla NA 19 23755 2130618
Crispano NA 19 12354 2142972
Cardito NA 19 22755 2165727
Cercola NA 20 18267 2183994
Frignano CE 20 9008 2193002
Gricignano di Aversa CE 20 11881 2204883
San Cipriano d'Aversa CE 20 13653 2218536
Orta di Atella CE 20 27191 2245727
Villa di Briano CE 20 7087 2252814
Carinaro CE 20 7181 2259995
Teverola CE 20 14291 2274286

Municipalities with at least 50000 inhabitants

An earthquake occurred to
4 Km SE of Pozzuoli (81661 inhabitants)
10 Km SW of Marano di Napoli (59874 inhabitants)
10 Km W of Napoli (974074 inhabitants)
13 Km SW of Giugliano in Campania (122974 inhabitants)
16 Km SW of Casoria (77642 inhabitants)
18 Km SW of Aversa (53047 inhabitants)
18 Km W of Ercolano (53709 inhabitants)
19 Km SW of Afragola (65057 inhabitants)
19 Km W of Portici (55274 inhabitants)
20 Km W of Torre del Greco (86275 inhabitants)
24 Km SW of Acerra (59573 inhabitants)
33 Km W of Castellammare di Stabia (66466 inhabitants)
33 Km SW of Caserta (76326 inhabitants)
34 Km W of Scafati (50787 inhabitants)
50 Km W of Cava de' Tirreni (53659 inhabitants)
55 Km W of Salerno (135261 inhabitants)
57 Km W of Avellino (54857 inhabitants)
64 Km SW of Benevento (60091 inhabitants)
76 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 1.9 2022-04-05
03:43:30
40.8238 14.1333 2 2022-07-08
12:33:58
Bollettino Sismico Italiano INGV 104862651
Reviewed
Rev200
Md 1.6 2022-04-05
03:43:30
40.824 14.1348 2 2022-05-19
10:53:50
Sala Operativa INGV-OV (Napoli) 102792431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-05 03:43:30 ± 0.22
Latitude 40.8238 ± 0.0036
Longitude 14.1333 ± 0.0036
Depth (km) 2 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 104862651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 419
Semi-minor axis of confidence ellipse (meter) 127
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 158
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.05666
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 13
Magnitudes information

Md:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 13
Type of magnitude Md
Reference to an origin 104862651
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-19 10:53:25

Md:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 102792431
Agency INGV
Autore Sala Operativa INGV-OV (Napoli)
Time of creation (UTC) 2022-04-05 04:07:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LPEL.HHE. 2022-04-05T03:43:36.69 3.0 undecidable manual P -0.02 0
IV.RMP.HHN. 2022-04-05T03:43:35.47 3.0 negative manual P 1.21 0
IV.CMSN.HHZ. 2022-04-05T03:43:34.01 0.6 undecidable manual S 69 4.3956 115 -0.68 42
IV.CMIS.HHN. 2022-04-05T03:43:34.73 0.6 undecidable manual S 216 6.2937 108 -1.68 25
IX.NAPI.HNZ. 2022-04-05T03:43:33.78 0.6 undecidable manual S 65 4.2957 116 -0.86 39
IV.SAMA.EHE. 2022-04-05T03:43:33.98 3.0 undecidable manual P -1.16 0
IV.CFMN.HNZ. 2022-04-05T03:43:33.80 0.6 undecidable manual S 286 3.6963 119 -0.35 47
IV.COLB.HHZ. 2022-04-05T03:43:32.28 0.6 undecidable manual S 120 1.0989 152 0 50
IV.CFMN.HNZ. 2022-04-05T03:43:32.56 0.1 undecidable manual P 286 3.6963 119 0.21 96
IV.CAAM.HHN. 2022-04-05T03:43:32.01 0.6 undecidable manual S 120 0.7992 158 -0.18 49
IV.CSTH.HNE. 2022-04-05T03:43:32.29 0.6 undecidable manual S 65 1.4985 144 -0.19 48
IX.NAPI.HNZ. 2022-04-05T03:43:32.66 0.3 undecidable manual P 65 4.2957 116 0.04 75
IV.CNIS.HNN. 2022-04-05T03:43:32.57 0.1 undecidable manual P 139 3.7962 119 0.19 97
IV.CMSN.HHZ. 2022-04-05T03:43:32.59 0.3 undecidable manual P 69 4.3956 115 -0.06 74
IV.CMIS.HHN. 2022-04-05T03:43:32.95 0.1 undecidable manual P 216 6.2937 108 -0.67 84
IV.CBAC.HHN. 2022-04-05T03:43:32.78 0.1 undecidable manual P 252 4.6953 114 -0.01 100
IV.CFB3.HHZ. 2022-04-05T03:43:31.88 0.1 undecidable manual P 179 1.6983 141 0.41 92
IV.CSFT.HHE. 2022-04-05T03:43:31.98 0.6 undecidable manual S 42 0.7992 159 -0.19 49
IV.CSOB.HNZ. 2022-04-05T03:43:31.87 0.6 undecidable manual S 72 0.8991 156 -0.35 47
IV.COLB.HHZ. 2022-04-05T03:43:31.49 0.1 undecidable manual P 120 1.0989 152 0.19 97
IV.CAAM.HHN. 2022-04-05T03:43:31.45 0.1 undecidable manual P 120 0.7992 158 0.21 97
IV.CSTH.HNE. 2022-04-05T03:43:31.70 0.1 undecidable manual P 65 1.4985 144 0.29 95
IV.CSFT.HHE. 2022-04-05T03:43:31.43 0.1 undecidable manual P 42 0.7992 159 0.2 97
IV.CSOB.HNZ. 2022-04-05T03:43:31.52 0.1 undecidable manual P 72 0.8991 156 0.26 96
IV.CFB1.HHZ. 2022-04-05T03:43:31.93 0.1 undecidable manual P 214 1.7982 139 0.4 93
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