Earthquake with magnitude of ML 1.4 on date 15-04-2022 and time 03:11:42 (UTC) in region Campi Flegrei

A magnitude ML 1.4 earthquake occured in region: Campi Flegrei, on

  • 15-04-2022 03:11:42 (UTC)
  • 15-04-2022 05:11:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.8310, 14.1180 at 3 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 3 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
Qualiano NA 10 25702 247613
Calvizzano NA 11 12329 259942
Procida NA 11 10530 270472
Napoli NA 11 974074 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
Parete CE 15 11442 1482738
Sant'Antimo NA 15 33905 1516643
Casavatore NA 15 18661 1535304
Arzano NA 16 34886 1570190
Casandrino NA 16 14336 1584526
Lusciano CE 17 15362 1599888
Casoria NA 17 77642 1677530
Trentola-Ducenta CE 17 19429 1696959
Grumo Nevano NA 17 18061 1715020
Aversa CE 18 53047 1768067
Cesa CE 18 8841 1776908
Casapesenna CE 18 6987 1783895
Ischia NA 18 19915 1803810
Frattamaggiore NA 18 30329 1834139
San Marcellino CE 18 14155 1848294
Sant'Arpino CE 18 14307 1862601
San Giorgio a Cremano NA 18 45557 1908158
San Cipriano d'Aversa CE 19 13653 1921811
Succivo CE 19 8457 1930268
Frattaminore NA 19 16208 1946476
Frignano CE 19 9008 1955484
Villa di Briano CE 19 7087 1962571
Afragola NA 19 65057 2027628
Ercolano NA 19 53709 2081337
Gricignano di Aversa CE 20 11881 2093218
Carinaro CE 20 7181 2100399
Crispano NA 20 12354 2112753
Teverola CE 20 14291 2127044
Casal di Principe CE 20 21389 2148433
Cardito NA 20 22755 2171188
Orta di Atella CE 20 27191 2198379
Casamicciola Terme NA 20 8362 2206741
Portici NA 20 55274 2262015

Municipalities with at least 50000 inhabitants

An earthquake occurred to
3 Km SE of Pozzuoli (81661 inhabitants)
10 Km SW of Marano di Napoli (59874 inhabitants)
11 Km W of Napoli (974074 inhabitants)
13 Km SW of Giugliano in Campania (122974 inhabitants)
17 Km SW of Casoria (77642 inhabitants)
18 Km SW of Aversa (53047 inhabitants)
19 Km SW of Afragola (65057 inhabitants)
19 Km W of Ercolano (53709 inhabitants)
20 Km W of Portici (55274 inhabitants)
21 Km W of Torre del Greco (86275 inhabitants)
25 Km SW of Acerra (59573 inhabitants)
33 Km SW of Caserta (76326 inhabitants)
34 Km W of Castellammare di Stabia (66466 inhabitants)
36 Km W of Scafati (50787 inhabitants)
52 Km W of Cava de' Tirreni (53659 inhabitants)
57 Km W of Salerno (135261 inhabitants)
58 Km W of Avellino (54857 inhabitants)
65 Km SW of Benevento (60091 inhabitants)
77 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
ML 1.4
2022-04-15
03:11:42
40.8308 14.1183 3 2022-07-08
12:34:00
Bollettino Sismico Italiano INGV 105211971
Reviewed
Rev200
Md 1.8 2022-04-15
03:11:42
40.837 14.1228 3 2022-06-27
13:21:46
Sala Operativa INGV-OV (Napoli) 103226171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-15 03:11:42 ± 0.22
Latitude 40.8308 ± 0.0036
Longitude 14.1183 ± 0.0024
Depth (km) 3 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 105211971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 397
Semi-minor axis of confidence ellipse (meter) 70
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 173
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 163
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.01619
Epicentral distance of station farthest from the epicenter (degree) 0.37142
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 105211971
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-27 13:21:29

Md:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 103226171
Agency INGV
Autore Sala Operativa INGV-OV (Napoli)
Time of creation (UTC) 2022-04-15 03:41:02

Md:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 9
Type of magnitude Md
Reference to an origin 105211971
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-27 13:21:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIGN.HNE. 2022-04-15T03:11:50.34 0.3 undecidable manual P 41.2254 -9.97 0
IV.VTIR.HHE. 2022-04-15T03:11:49.87 0.3 undecidable manual P 96 25.8519 50 -4.25 0
IV.VBKN.HHN. 2022-04-15T03:11:49.41 0.6 undecidable manual P 90 26.1516 50 -4.84 0
IV.CRTO.HHZ. 2022-04-15T03:11:49.64 0.3 undecidable manual P 92 25.5522 50 -4.36 0
IV.SORR.HNN. 2022-04-15T03:11:49.82 0.1 undecidable manual P 33.0447 -7.2 0
IV.VVDG.HHZ. 2022-04-15T03:11:48.76 0.6 undecidable manual P 89 25.6521 50 -5.28 0
IV.IBCM.HNZ. 2022-04-15T03:11:48.51 0.6 undecidable manual P 232 21.5673 97 -5.63 0
IV.ICVJ.EHZ. 2022-04-15T03:11:47.85 0.6 undecidable manual P 21.0678 -6.03 0
IV.CFB3.HHZ. 2022-04-15T03:11:46.52 0.6 undecidable manual S 152 2.7972 133 0.52 45
IV.CBAC.HHZ. 2022-04-15T03:11:46.29 0.6 undecidable manual S 235 3.8961 124 -0.56 45
IV.CSTH.HNZ. 2022-04-15T03:11:45.46 0.3 undecidable manual S 93 2.5974 135 -0.44 69
IV.CAAM.HNZ. 2022-04-15T03:11:45.50 0.6 undecidable manual S 121 2.2977 138 -0.21 49
IV.CMIS.HHZ. 2022-04-15T03:11:45.56 0.3 undecidable manual P 203 6.3936 112 -0.52 56
IV.CSOB.HNZ. 2022-04-15T03:11:45.35 0.6 undecidable manual S 103 2.1978 139 -0.28 48
IV.CSFT.HHN. 2022-04-15T03:11:45.24 0.6 undecidable manual S 96 1.7982 145 -0.15 49
IX.NAPI.HNZ.01 2022-04-15T03:11:45.44 0.6 undecidable manual P 79 5.2947 116 -0.11 49
IV.CMSN.HHZ. 2022-04-15T03:11:45.05 0.6 undecidable manual P 81 5.3946 115 -0.56 44
IV.CFMN.HNZ. 2022-04-15T03:11:45.58 0.6 undecidable manual S 276 2.3976 137 -0.15 49
IV.CNIS.HHZ. 2022-04-15T03:11:45.08 0.1 undecidable manual P 134 5.1948 116 -0.45 92
IV.CSFT.HHN. 2022-04-15T03:11:44.39 0.1 positive manual P 96 1.7982 145 0.32 95
IV.CAAM.HNZ. 2022-04-15T03:11:44.46 0.1 positive manual P 121 2.2977 138 0.21 97
IV.CSOB.HNZ. 2022-04-15T03:11:44.47 0.1 positive manual P 103 2.1978 139 0.26 96
IV.CFB1.HHZ. 2022-04-15T03:11:44.63 0.1 positive manual P 174 2.2977 138 0.39 93
IV.CBAC.HHZ. 2022-04-15T03:11:44.82 0.1 negative manual P 235 3.8961 124 -0.07 100
IV.CFMN.HNZ. 2022-04-15T03:11:44.46 0.1 positive manual P 276 2.3976 137 0.2 97
IV.CFB3.HHZ. 2022-04-15T03:11:44.73 0.1 undecidable manual P 152 2.7972 133 0.32 95
IV.CSTH.HNZ. 2022-04-15T03:11:44.51 0.1 undecidable manual P 93 2.5974 135 0.16 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSFT.HHN. ML:0.0 0.151302 0.1392 AML other m 2022-04-15T03:11:45.89
IV.VBKN.HHN. ML:1.4 0.00015362165 1.3792 AML other m 2022-04-15T03:11:53.18
IV.VBKN.HHE. ML:1.5 0.00017587745 0.5616 AML other m 2022-04-15T03:11:54.23
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