Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 26-07-2022 and time 05:31:03 (Italy) in region 1 km SE Forchia (BN)

A magnitude ML 1.8 earthquake occured in region: 1 km SE Forchia (BN), on

  • 26-07-2022 03:31:03 (UTC)
  • 26-07-2022 05:31:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.0230, 14.5480 at 5 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Forchia BN 1 1235 1235
Arpaia BN 2 1992 3227
Paolisi BN 3 2072 5299
Rotondi AV 4 3591 8890
Arienzo CE 5 5365 14255
Airola BN 5 8195 22450
Roccarainola NA 6 7082 29532
San Felice a Cancello CE 6 17568 47100
Cervinara AV 6 9658 56758
Moiano BN 6 4094 60852
Bucciano BN 6 2100 62952
Cicciano NA 7 12906 75858
Santa Maria a Vico CE 7 14022 89880
Tufino NA 8 3776 93656
Camposano NA 8 5333 98989
Comiziano NA 8 1814 100803
Avella AV 8 7890 108693
Bonea BN 8 1448 110141
Sant'Agata de' Goti BN 9 11216 121357
Sperone AV 9 3706 125063
Montesarchio BN 9 13500 138563
Cimitile NA 9 7280 145843
Durazzano BN 10 2230 148073
Baiano AV 10 4718 152791
Casamarciano NA 10 3289 156080
San Martino Valle Caudina AV 10 4884 160964
Cervino CE 11 5031 165995
Nola NA 11 34431 200426
Sirignano AV 11 2933 203359
Quadrelle AV 11 1865 205224
Visciano NA 11 4454 209678
San Paolo Bel Sito NA 12 3513 213191
Mugnano del Cardinale AV 12 5373 218564
San Vitaliano NA 12 6461 225025
Saviano NA 13 15982 241007
Valle di Maddaloni CE 13 2742 243749
Scisciano NA 13 5994 249743
Pannarano BN 13 2130 251873
Marigliano NA 13 30157 282030
Liveri NA 13 1607 283637
Tocco Caudio BN 14 1508 285145
Marzano di Nola AV 14 1727 286872
Maddaloni CE 14 39166 326038
Mariglianella NA 14 7787 333825
Roccabascerana AV 14 2354 336179
Campoli del Monte Taburno BN 15 1546 337725
Pago del Vallo di Lauro AV 15 1830 339555
Dugenta BN 15 2798 342353
Frasso Telesino BN 15 2318 344671
Brusciano NA 15 16466 361137
Apollosa BN 15 2658 363795
Pietrastornina AV 16 1553 365348
Melizzano BN 16 1858 367206
Cautano BN 16 2044 369250
Domicella AV 16 1862 371112
Arpaise BN 17 761 371873
Castello di Cisterna NA 17 7869 379742
Carbonara di Nola NA 17 2429 382171
Sant'Angelo a Scala AV 17 730 382901
Taurano AV 17 1546 384447
Acerra NA 17 59573 444020
San Marco Evangelista CE 17 6532 450552
Palma Campania NA 17 15978 466530
Lauro AV 18 3509 470039
San Gennaro Vesuviano NA 18 11966 482005
Ceppaloni BN 18 3415 485420
Pomigliano d'Arco NA 18 39922 525342
Foglianise BN 18 3385 528727
Limatola BN 18 4073 532800
Castelpoto BN 18 1254 534054
San Nicola la Strada CE 19 22448 556502
San Leucio del Sannio BN 19 3106 559608
Summonte AV 19 1583 561191
Vitulano BN 19 2944 564135
Moschiano AV 19 1673 565808
Caserta CE 19 76326 642134
Ospedaletto d'Alpinolo AV 19 2145 644279
Solopaca BN 19 3820 648099
Somma Vesuviana NA 19 35233 683332
Castel Morrone CE 19 3858 687190
Altavilla Irpina AV 19 4196 691386
Castel Campagnano CE 20 1581 692967
Mercogliano AV 20 12267 705234
Quindici AV 20 1938 707172
Ottaviano NA 20 23860 731032

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NE of Acerra (59573 inhabitants)
19 Km E of Caserta (76326 inhabitants)
23 Km NE of Afragola (65057 inhabitants)
23 Km SW of Benevento (60091 inhabitants)
24 Km NW of Avellino (54857 inhabitants)
25 Km NE of Casoria (77642 inhabitants)
27 Km NE of Portici (55274 inhabitants)
29 Km E of Aversa (53047 inhabitants)
29 Km NE of Ercolano (53709 inhabitants)
30 Km NE of Torre del Greco (86275 inhabitants)
31 Km N of Scafati (50787 inhabitants)
31 Km E of Giugliano in Campania (122974 inhabitants)
32 Km NE of Napoli (974074 inhabitants)
33 Km E of Marano di Napoli (59874 inhabitants)
37 Km N of Castellammare di Stabia (66466 inhabitants)
38 Km NW of Cava de' Tirreni (53659 inhabitants)
42 Km NW of Salerno (135261 inhabitants)
43 Km E of Pozzuoli (81661 inhabitants)
59 Km NW of Battipaglia (50786 inhabitants)
97 Km SW of Foggia (151991 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 		ML 1.8 2022-07-26
03:31:03		 41.0227 14.5483 5 2023-01-31
19:03:32		 Bollettino Sismico Italiano INGV 108410301
Reviewed
Rev100 		ML 1.9 2022-07-26
03:31:03		 41.0357 14.5353 5 2022-07-26
03:47:10		 Sala Sismica INGV-Roma 107692551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-26 03:31:03 ± 0.08
Latitude 41.0227 ± 0.0045
Longitude 14.5483 ± 0.0083
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 108410301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 620
Semi-minor axis of confidence ellipse (meter) 460
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 297
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.01709
Epicentral distance of station farthest from the epicenter (degree) 0.69877
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 107692551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-07-26 03:47:10

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 108410301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-10-19 15:20:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CERA.HHZ. 2022-07-26T03:31:18.67 0.6 undecidable manual P 325 77.5668 50 1.28 28
IV.BSSO.HHZ. 2022-07-26T03:31:14.13 0.3 undecidable manual P 4 58.1973 50 -0.27 65
IV.PSB1.HNE. 2022-07-26T03:31:13.56 0.6 undecidable manual S 44 31.2465 99 -0.65 41
IV.VAGA.HHE. 2022-07-26T03:31:13.31 0.3 undecidable manual P 329 50.8158 50 0.04 69
IV.VTIR.HHZ. 2022-07-26T03:31:13.30 0.6 undecidable manual S 203 26.2515 101 0.82 38
IV.SACR.HHE. 2022-07-26T03:31:12.14 0.3 undecidable manual P 17 43.623 96 0.12 69
IV.SORR.HHN. 2022-07-26T03:31:12.48 0.3 undecidable manual P 200 52.0035 50 -0.96 51
IV.VBKN.HHZ. 2022-07-26T03:31:12.00 0.6 undecidable manual S 205 23.5542 102 0.41 45
IV.MRB1.HHZ. 2022-07-26T03:31:11.04 0.3 undecidable manual P 72 36.8298 98 0.37 66
IV.OVO.HHN. 2022-07-26T03:31:11.71 0.6 undecidable manual S 210 25.1526 101 -0.4 45
IV.VVDG.HHZ. 2022-07-26T03:31:11.16 0.6 undecidable manual S 207 23.2545 102 -0.31 46
IT.AVL.HNZ. 2022-07-26T03:31:11.06 0.6 undecidable manual S 119 22.8549 102 -0.28 46
IV.SGG.HHZ. 2022-07-26T03:31:11.99 0.3 undecidable manual P 341 42.7239 97 0.14 68
IX.BENI.HNE. 2022-07-26T03:31:11.22 0.6 undecidable manual S 57 22.1556 103 0.12 47
IV.VBKE.HHN. 2022-07-26T03:31:11.22 0.3 undecidable manual S 202 24.4533 101 -0.66 61
IV.PTRJ.HHN. 2022-07-26T03:31:10.44 0.3 undecidable manual P 358 37.9287 97 -0.45 65
IX.LGS3.HNE.01 2022-07-26T03:31:10.76 0.3 undecidable manual P 96 37.2294 98 0.01 71
IV.PIGN.HHZ. 2022-07-26T03:31:10.00 0.3 undecidable manual P 303 36.5412 98 -0.62 61
IV.VITU.HHZ. 2022-07-26T03:31:10.24 0.6 undecidable manual S 21 19.0698 105 0.17 47
IV.PSB1.HNE. 2022-07-26T03:31:09.63 0.3 undecidable manual P 44 31.2465 99 0.06 71
IX.BENI.HNE. 2022-07-26T03:31:08.45 0.3 undecidable manual P 57 22.1556 103 0.68 61
IV.VBKE.HHN. 2022-07-26T03:31:08.59 0.3 undecidable manual P 202 24.4533 101 0.37 67
IV.VBKN.HHZ. 2022-07-26T03:31:08.37 0.3 undecidable manual P 205 23.5542 102 0.32 68
IV.VTIR.HHZ. 2022-07-26T03:31:08.92 0.3 undecidable manual P 203 26.2515 101 0.35 67
IV.OVO.HHN. 2022-07-26T03:31:08.54 0.3 undecidable manual P 210 25.1526 101 0.19 70
IV.VVDG.HHZ. 2022-07-26T03:31:08.12 0.3 undecidable manual P 207 23.2545 102 0.13 71
IV.CRTO.HHN. 2022-07-26T03:31:08.49 0.3 undecidable manual P 205 24.753 101 0.21 70
IV.VITU.HHZ. 2022-07-26T03:31:07.14 0.1 positive manual P 21 19.0698 105 -0.04 97
IT.AVL.HNZ. 2022-07-26T03:31:07.61 0.3 undecidable manual P 119 22.8549 102 -0.3 69
IV.NL9.EHZ. 2022-07-26T03:31:05.55 0.1 positive manual P 181 11.3775 114 -0.16 96
IV.PAOL.HHN. 2022-07-26T03:31:04.86 0.6 undecidable manual S 59 1.8981 159 -0.2 48
IV.PAOL.HHN. 2022-07-26T03:31:04.25 0.1 negative manual P 59 1.8981 159 -0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VITU.HNE. ML:1.6 0.00034114675 0.2016 AML other m 2022-07-26T03:31:11.15
IV.VITU.HNN. ML:2.2 0.0012235339999999999 0.56 AML other m 2022-07-26T03:31:11.16
IV.VITU.HHE. ML:2.2 0.0013445765 1.56 AML other m 2022-07-26T03:31:11.20
IV.VTIR.HHE. ML:2.0 0.00056429595 0.24 AML other m 2022-07-26T03:31:13.82
IV.VTIR.HHN. ML:1.9 0.0005172146 0.2592 AML other m 2022-07-26T03:31:14.14
IV.VITU.HHN. ML:2.5 0.0026349999999999998 0.46 AML other m 2022-07-26T03:31:14.88
IV.PIGN.HNN. ML:1.6 0.00015949465000000002 0.3712 AML other m 2022-07-26T03:31:17.58
IV.PIGN.HHN. ML:1.6 0.00016858235 0.3808 AML other m 2022-07-26T03:31:17.59
IV.BSSO.HHN. ML:1.4 0.00005906089 1.1008 AML other m 2022-07-26T03:31:23.41
IV.BSSO.HNN. ML:1.6 0.00008402749499999999 1.16 AML other m 2022-07-26T03:31:22.86
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