Earthquake with magnitude of Md 2.0 on date 15-04-2023 and time 13:11:01 (Italy) in region Campi Flegrei

A magnitude Md 2.0 earthquake occured in region: Campi Flegrei, on

  • 15-04-2023 11:11:01 (UTC)
  • 15-04-2023 13:11:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.8030, 14.1120 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
Bacoli NA 3 26560 26560
Monte di Procida NA 5 12886 39446
Pozzuoli NA 5 81661 121107
Procida NA 8 10530 131637
Quarto NA 9 40930 172567
Napoli NA 13 974074 1146641
Marano di Napoli NA 13 59874 1206515
Calvizzano NA 14 12329 1218844
Qualiano NA 14 25702 1244546
Mugnano di Napoli NA 14 34828 1279374
Villaricca NA 15 31122 1310496
Ischia NA 16 19915 1330411
Giugliano in Campania NA 16 122974 1453385
Melito di Napoli NA 17 37826 1491211
Casavatore NA 18 18661 1509872
Parete CE 18 11442 1521314
Sant'Antimo NA 18 33905 1555219
Arzano NA 18 34886 1590105
Casamicciola Terme NA 18 8362 1598467
Casandrino NA 19 14336 1612803
Casoria NA 19 77642 1690445
San Giorgio a Cremano NA 19 45557 1736002
Barano d'Ischia NA 19 10113 1746115
Grumo Nevano NA 20 18061 1764176
Ercolano NA 20 53709 1817885
Lacco Ameno NA 20 4853 1822738
Lusciano CE 20 15362 1838100
Trentola-Ducenta CE 20 19429 1857529

Municipalities with at least 50000 inhabitants

An earthquake occurred to
5 Km SE of Pozzuoli (81661 inhabitants)
13 Km W of Napoli (974074 inhabitants)
13 Km SW of Marano di Napoli (59874 inhabitants)
16 Km SW of Giugliano in Campania (122974 inhabitants)
19 Km SW of Casoria (77642 inhabitants)
20 Km W of Ercolano (53709 inhabitants)
21 Km W of Portici (55274 inhabitants)
21 Km SW of Aversa (53047 inhabitants)
21 Km SW of Afragola (65057 inhabitants)
22 Km W of Torre del Greco (86275 inhabitants)
27 Km SW of Acerra (59573 inhabitants)
33 Km W of Castellammare di Stabia (66466 inhabitants)
36 Km W of Scafati (50787 inhabitants)
36 Km SW of Caserta (76326 inhabitants)
51 Km W of Cava de' Tirreni (53659 inhabitants)
56 Km W of Salerno (135261 inhabitants)
59 Km W of Avellino (54857 inhabitants)
67 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 2.0 2023-04-15
11:11:01
40.803 14.1118 2 2024-03-01
17:18:20
Bollettino Sismico Italiano INGV 124810041
Reviewed
Rev200
Md 1.7 2023-04-15
11:11:02
40.8088 14.1112 4 2024-01-23
14:35:46
Sala Operativa INGV-OV (Napoli) 116407901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-15 11:11:01 ± 0.3
Latitude 40.8030 ± 0.0027
Longitude 14.1118 ± 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 124810041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 333
Semi-minor axis of confidence ellipse (meter) 168
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 154
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 118
Number of associated phases, regardless of their use for origin computation 66
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.03957
Number of stations at which the event was observed 55
Number of stations from which data was used for origin computation 11
Magnitudes information

Md:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 10
Type of magnitude Md
Reference to an origin 124810041
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-23 14:35:31

Md:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 116407901
Agency INGV
Autore Sala Operativa INGV-OV (Napoli)
Time of creation (UTC) 2023-04-15 11:30:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTRZ.HNZ. 2023-04-15T11:12:37.24 3.0 undecidable manual Sn -3.01 0
IV.FNVD.HHN. 2023-04-15T11:12:36.33 3.0 undecidable manual Sn -3.92 0
IV.IMOL.HNZ. 2023-04-15T11:12:34.21 3.0 undecidable manual Sn -4.24 0
IV.SARZ.HHN. 2023-04-15T11:12:34.07 3.0 undecidable manual Pg 16.99 0
IV.PCN.EHZ. 2023-04-15T11:12:32.38 3.0 negative manual Pg 19.040001 0
1J.FX14.HHZ.00 2023-04-15T11:12:28.23 3.0 undecidable manual Sg 2.11 0
CH.MUGIO.HHN. 2023-04-15T11:12:26.11 3.0 undecidable manual Pn -0.84 0
CR.STON.BHN. 2023-04-15T11:12:26.40 3.0 undecidable manual Sn 1.42 0
GU.GORR.HHE. 2023-04-15T11:12:24.87 3.0 undecidable manual Pg 12.95 0
IV.CRTC.HHN. 2023-04-15T11:12:20.51 3.0 undecidable manual Sn 3.37 0
IV.RIBO.EHZ.01 2023-04-15T11:12:20.28 3.0 undecidable manual Sn 1.04 0
IV.MCT.HHZ. 2023-04-15T11:12:18.74 3.0 undecidable manual Sn -8.27 0
7C.SPAOL.HNZ. 2023-04-15T11:12:17.42 3.0 undecidable manual Sn -9.99 0
IY.SPDC.HHZ. 2023-04-15T11:12:15.45 3.0 undecidable manual Sg 0.25 0
IV.RAVA.EHE. 2023-04-15T11:12:15.24 3.0 positive manual Pg 12.99 0
OX.MARN.HHE. 2023-04-15T11:12:14.11 3.0 negative manual Pn 1.62 0
IV.ESAL.HHN. 2023-04-15T11:12:13.03 3.0 undecidable manual Sn -9.99 0
CR.ZAG.BHE. 2023-04-15T11:12:13.68 3.0 undecidable manual Pn 2.44 0
IV.MTRZ.HNZ. 2023-04-15T11:12:11.64 3.0 undecidable manual Pg 16.139999 0
IV.IVGP.HHE. 2023-04-15T11:12:08.91 3.0 undecidable manual Sg -0.44 0
IV.GRI.EHZ. 2023-04-15T11:12:08.15 3.0 undecidable manual Sn -4.35 0
IV.PP3.EHE. 2023-04-15T11:12:06.56 3.0 undecidable manual Sn 1.84 0
IV.ASSB.HHZ. 2023-04-15T11:12:05.06 3.0 undecidable manual Sn 2.64 0
IV.MILZ.HHE. 2023-04-15T11:12:05.00 3.0 undecidable manual Sn -8.69 0
IV.HVZN.HHN. 2023-04-15T11:12:03.36 3.0 undecidable manual Pg 9.23 0
IV.CIMA.HNZ. 2023-04-15T11:12:02.58 3.0 undecidable manual Sn -0.24 0
IV.ATCC.EHZ. 2023-04-15T11:12:02.83 3.0 undecidable manual Sn -2.83 0
AC.VLO.HHE. 2023-04-15T11:12:00.08 3.0 positive manual Pn 1.75 0
IV.ORTE.EHN. 2023-04-15T11:11:53.30 3.0 undecidable manual Sn -0.26 0
7C.SPAOL.HNN. 2023-04-15T11:11:52.42 3.0 undecidable manual Pg 2.69 0
1J.FX14.HHE.00 2023-04-15T11:11:51.08 3.0 positive manual Pg 3.52 0
IV.AGLI.HHN. 2023-04-15T11:11:50.02 3.0 undecidable manual Pn -3.48 0
IV.HVIT.HHZ. 2023-04-15T11:11:49.92 3.0 undecidable manual Pn -6.54 0
TV.GMB1.HHZ. 2023-04-15T11:11:47.61 3.0 positive manual Pg 3.5 0
IV.SALB.HHZ. 2023-04-15T11:11:46.36 3.0 undecidable manual Sn -7.56 0
IV.CRTC.HHZ. 2023-04-15T11:11:44.61 3.0 negative manual Pn 2.09 0
IV.APEC.HHE. 2023-04-15T11:11:42.80 3.0 undecidable manual Pn 1.16 0
IV.GIZZ.HHN. 2023-04-15T11:11:40.59 3.0 positive manual Pg 3.79 0
IV.ESCV.HHN. 2023-04-15T11:11:38.98 3.0 negative manual Pn -7.58 0
IV.SAP2.EHN. 2023-04-15T11:11:36.65 3.0 negative manual Pn 4.44 0
IV.MNTT.EHE. 2023-04-15T11:11:34.64 3.0 positive manual Pn 3.34 0
IX.STN3.HNN.01 2023-04-15T11:11:34.94 3.0 undecidable manual Sg -0.05 0
IV.VIVA.HHN. 2023-04-15T11:11:26.63 3.0 undecidable manual Pg 6.91 0
IV.PZUN.HHZ. 2023-04-15T11:11:24.70 3.0 positive manual Pg 4.79 0
IX.COL3.HHN.02 2023-04-15T11:11:21.95 3.0 undecidable manual Sn -6.14 0
IX.SNR3.EHE.02 2023-04-15T11:11:21.68 3.0 undecidable manual Sn -3.61 0
IV.VULT.HHE. 2023-04-15T11:11:19.38 3.0 positive manual Pg 2.01 0
IV.VTIR.HHE. 2023-04-15T11:11:11.33 3.0 undecidable manual Sn 0.19 0
IX.SNR3.EHN.02 2023-04-15T11:11:11.21 3.0 undecidable manual P -2.18 0
IV.CPOZ.HNZ. 2023-04-15T11:11:05.32 0.3 undecidable manual S 17 2.0979 138 0.36 70
IV.CFMN.HNZ. 2023-04-15T11:11:05.49 0.6 undecidable manual S 332 3.7962 121 -0.73 41
IV.CMIS.HHZ. 2023-04-15T11:11:05.19 0.6 undecidable manual S 215 3.3966 124 -0.69 42
IV.CBAC.HHN. 2023-04-15T11:11:05.42 0.6 undecidable manual S 288 2.7972 130 0 50
IV.COLB.HHZ. 2023-04-15T11:11:05.54 0.6 undecidable manual S 57 3.2967 125 -0.28 47
IV.CSTH.HNE. 2023-04-15T11:11:05.66 0.6 undecidable manual S 47 4.2957 118 -1.01 36
IV.COLB.HHZ. 2023-04-15T11:11:04.21 0.1 undecidable manual P 57 3.2967 125 0.08 99
IV.CSTH.HNE. 2023-04-15T11:11:04.37 0.1 undecidable manual P 47 4.2957 118 -0.23 95
IV.CSOB.HNZ. 2023-04-15T11:11:04.32 0.1 undecidable manual P 46 3.7962 122 -0.02 100
IV.CNIS.HNN. 2023-04-15T11:11:04.44 0.1 undecidable manual P 97 4.3956 118 -0.19 96
IV.CFB3.HHZ. 2023-04-15T11:11:04.15 0.1 undecidable manual P 70 1.998 140 0.55 89
IV.CFMN.HNZ. 2023-04-15T11:11:04.29 0.1 undecidable manual P 332 3.7962 121 -0.07 99
IV.CMIS.HHZ. 2023-04-15T11:11:04.22 0.1 positive manual P 215 3.3966 124 0.05 99
IV.CAAM.HHN. 2023-04-15T11:11:04.26 0.1 undecidable manual P 53 3.1968 126 0.18 97
IV.CSFT.HHZ. 2023-04-15T11:11:04.34 0.1 positive manual P 39 3.6963 122 0.01 100
IV.CBAC.HHN. 2023-04-15T11:11:04.16 0.1 undecidable manual P 288 2.7972 130 0.25 95
IV.CPOZ.HNZ. 2023-04-15T11:11:03.98 0.1 undecidable manual P 17 2.0979 138 0.33 94
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