Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 05-05-2023 and time 06:07:43 (Italy) in region 3 km N Melito Irpino (AV)

A magnitude ML 1.9 earthquake occured in region: 3 km N Melito Irpino (AV), on

  • 05-05-2023 04:07:43 (UTC)
  • 05-05-2023 06:07:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.1300, 15.0600 at 18 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Melito Irpino AV 3 1920 1920
Ariano Irpino AV 4 22700 24620
Bonito AV 6 2448 27068
Grottaminarda AV 6 8137 35205
Montecalvo Irpino AV 8 3725 38930
Villanova del Battista AV 8 1690 40620
Flumeri AV 10 2963 43583
Apice BN 11 5686 49269
Sant'Arcangelo Trimonte BN 11 573 49842
Mirabella Eclano AV 11 7684 57526
Zungoli AV 12 1099 58625
Buonalbergo BN 12 1730 60355
Fontanarosa AV 13 3170 63525
Casalbore AV 13 1800 65325
Sturno AV 13 3080 68405
Frigento AV 13 3780 72185
Gesualdo AV 14 3516 75701
San Sossio Baronia AV 14 1643 77344
San Nicola Baronia AV 14 771 78115
Castel Baronia AV 14 1129 79244
Sant'Angelo all'Esca AV 15 801 80045
Savignano Irpino AV 15 1140 81185
Venticano AV 15 2537 83722
Paduli BN 15 3978 87700
Taurasi AV 16 2377 90077
Greci AV 16 691 90768
Luogosano AV 17 1187 91955
Ginestra degli Schiavoni BN 17 476 92431
Carife AV 17 1408 93839
Trevico AV 17 993 94832
Torre Le Nocelle AV 17 1324 96156
Calvi BN 17 2682 98838
Monteleone di Puglia FG 17 1021 99859
Paternopoli AV 17 2384 102243
Pietradefusi AV 18 2348 104591
Vallesaccarda AV 18 1386 105977
Villamaina AV 18 995 106972
Montemiletto AV 18 5313 112285
Lapio AV 19 1572 113857
San Giorgio del Sannio BN 19 10022 123879
Castelfranco in Miscano BN 19 916 124795
Vallata AV 19 2714 127509
San Nazzaro BN 19 884 128393
Pietrelcina BN 19 3114 131507
Anzano di Puglia FG 19 1284 132791
San Giorgio La Molara BN 20 2994 135785
Montefusco AV 20 1338 137123

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Benevento (60091 inhabitants)
33 Km NE of Avellino (54857 inhabitants)
55 Km SW of Foggia (151991 inhabitants)
56 Km NE of Salerno (135261 inhabitants)
56 Km NE of Cava de' Tirreni (53659 inhabitants)
58 Km N of Battipaglia (50786 inhabitants)
61 Km E of Caserta (76326 inhabitants)
61 Km E of Acerra (59573 inhabitants)
62 Km NE of Scafati (50787 inhabitants)
67 Km E of Afragola (65057 inhabitants)
68 Km SW of San Severo (53905 inhabitants)
68 Km NE of Portici (55274 inhabitants)
69 Km NE of Castellammare di Stabia (66466 inhabitants)
69 Km E of Casoria (77642 inhabitants)
70 Km NE of Torre del Greco (86275 inhabitants)
70 Km NE of Ercolano (53709 inhabitants)
72 Km W of Cerignola (58396 inhabitants)
74 Km E of Aversa (53047 inhabitants)
75 Km E of Napoli (974074 inhabitants)
75 Km E of Giugliano in Campania (122974 inhabitants)
77 Km E of Marano di Napoli (59874 inhabitants)
83 Km NW of Potenza (67122 inhabitants)
87 Km E of Pozzuoli (81661 inhabitants)
91 Km SW of Manfredonia (57279 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
Reviewed
Rev100 		ML 1.9 2023-05-05
04:07:43		 41.1298 15.0602 18 2023-05-05
04:14:55		 Sala Sismica INGV-Roma 117037311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-05 04:07:43 ± 0.11
Latitude 41.1298 ± 0.0072
Longitude 15.0602 ± 0.0084
Depth (km) 18 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117037311

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 792
Semi-minor axis of confidence ellipse (meter) 214
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 218
Circular confidence region, given by single value of horizontal uncertainty (meter) 790.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.70327
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 68
Type of magnitude ML
Reference to an origin 117037311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-05 04:14:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2023-05-05T04:09:22.90 3.0 undecidable manual Sn 2.09 0
IV.PCRO.HNZ. 2023-05-05T04:09:10.23 3.0 undecidable manual Sg 9.03 0
IV.FDMO.HHZ. 2023-05-05T04:08:56.62 3.0 undecidable manual Sg 2.92 0
IV.ARRO.EHZ. 2023-05-05T04:08:52.17 3.0 undecidable manual Sn 2.17 0
IV.SMA1.EHZ. 2023-05-05T04:08:47.51 3.0 undecidable manual Sg 4.22 0
AC.VLO.HHZ. 2023-05-05T04:08:35.65 3.0 undecidable manual Pn -0.91 0
IV.EL6.EHZ. 2023-05-05T04:08:31.42 3.0 negative manual Pg 5.19 0
IV.MF5.EHZ. 2023-05-05T04:08:22.33 3.0 negative manual Pn 2 0
IV.AMUR.HHZ. 2023-05-05T04:08:21.87 3.0 undecidable manual S -0.95 0
IV.MRVN.HHZ. 2023-05-05T04:08:12.56 3.0 undecidable manual S -0.38 0
IV.SGRT.HHZ. 2023-05-05T04:08:10.96 3.0 undecidable manual S -0.18 0
IV.INTR.HHZ. 2023-05-05T04:08:08.67 3.0 positive manual P 1.51 0
IV.CERA.HHZ. 2023-05-05T04:08:03.80 3.0 negative manual P 1.36 0
IV.SLCN.HHZ. 2023-05-05T04:08:02.34 3.0 negative manual P 1.48 0
IV.MRVN.HHZ. 2023-05-05T04:08:00.34 3.0 negative manual P 0.12 0
OT.OT12.EHZ. 2023-05-05T04:07:59.99 3.0 negative manual P 0.79 0
IV.PALZ.HHZ. 2023-05-05T04:07:58.05 0.1 undecidable manual P 105 78.0663 96 0.93 67
IV.SGRT.HHZ. 2023-05-05T04:07:58.36 3.0 negative manual P -0.85 0
IV.PIGN.HHZ. 2023-05-05T04:07:58.67 3.0 negative manual P 0.51 0
IV.CDRU.HHZ. 2023-05-05T04:07:57.00 0.1 undecidable manual P 164 73.9704 96 0.52 81
IV.MCRV.HHZ. 2023-05-05T04:07:56.67 0.6 undecidable manual S 167 39.5271 104 -0.18 46
OT.OT05.EHZ. 2023-05-05T04:07:55.37 3.0 positive manual P -1.25 0
IV.CIGN.HHZ. 2023-05-05T04:07:54.98 3.0 undecidable manual P 0.17 0
IV.MOCO.HHZ. 2023-05-05T04:07:54.26 0.6 undecidable manual S 17 27.8499 112 0.38 45
IV.MELA.HHZ. 2023-05-05T04:07:54.08 3.0 negative manual P -1.23 0
IV.BSSO.HHZ. 2023-05-05T04:07:54.17 0.1 undecidable manual P 320 60.3951 98 -0.24 87
IV.MRLC.HHZ. 2023-05-05T04:07:53.32 0.6 undecidable manual P 139 54.8007 99 -0.25 44
IV.SNAL.HHZ. 2023-05-05T04:07:53.49 0.6 undecidable manual S 151 25.8519 114 0.11 48
IV.PAOL.HHZ. 2023-05-05T04:07:52.43 0.6 undecidable manual P 255 42.624 102 0.71 40
IV.PSB1.HHZ. 2023-05-05T04:07:52.73 0.6 undecidable manual S 297 23.2545 117 -0.03 49
IV.GATE.HHZ. 2023-05-05T04:07:52.32 1.0 positive manual P 344 44.3223 102 0.35 22
IV.VULT.HHZ. 2023-05-05T04:07:52.87 0.1 undecidable manual P 112 50.4162 100 -0.03 94
IV.SACR.HHZ. 2023-05-05T04:07:51.15 0.6 undecidable manual P 315 41.9247 103 -0.46 43
IV.CAFE.HHZ. 2023-05-05T04:07:51.58 0.6 undecidable manual S 127 18.5703 125 -0.1 49
IV.MCRV.HHZ. 2023-05-05T04:07:51.00 0.1 undecidable manual P 167 39.5271 104 -0.26 91
IV.VITU.HHZ. 2023-05-05T04:07:50.92 0.1 undecidable manual P 280 36.4413 105 0.13 95
IV.MRB1.HHZ. 2023-05-05T04:07:50.01 0.6 undecidable manual S 264 7.6812 152 0.27 48
IV.MOCO.HHZ. 2023-05-05T04:07:49.44 0.1 undecidable manual P 17 27.8499 112 -0.1 96
IV.SGTA.HHZ. 2023-05-05T04:07:48.98 0.1 positive manual P 89 25.4523 114 -0.22 94
IV.CAFE.HHZ. 2023-05-05T04:07:48.04 0.1 negative manual P 127 18.5703 125 -0.23 95
IV.PSB1.HHZ. 2023-05-05T04:07:48.78 0.1 positive manual P 297 23.2545 117 -0.12 96
IV.SNAL.HHZ. 2023-05-05T04:07:48.93 0.1 undecidable manual P 151 25.8519 114 -0.33 92
IV.MRB1.HHZ. 2023-05-05T04:07:47.09 0.1 positive manual P 264 7.6812 152 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MRB1.HHE. ML:2.5 0.003 0.76 AML other m 2023-05-05T04:07:50.38
IV.MRB1.HNE. ML:2.5 0.002915 0.78 AML other m 2023-05-05T04:07:50.38
IV.CAFE.HNN. ML:2.2 0.00106 1.74 AML other m 2023-05-05T04:07:52.96
IV.CAFE.HNE. ML:2.7 0.0031799999999999997 1.7 AML other m 2023-05-05T04:07:52.09
IV.CAFE.HHN. ML:2.3 0.001245 1.74 AML other m 2023-05-05T04:07:52.09
IV.CAFE.HHE. ML:2.7 0.0032300000000000002 1.7 AML other m 2023-05-05T04:07:52.09
IV.PSB1.HHE. ML:2.0 0.000623 0.18 AML other m 2023-05-05T04:07:53.28
IV.MRB1.HNN. ML:2.4 0.002455 1.36 AML other m 2023-05-05T04:07:53.28
IV.MRB1.HHN. ML:2.5 0.00254 1.36 AML other m 2023-05-05T04:07:53.28
IV.SNAL.HNN. ML:2.0 0.0005035 0.64 AML other m 2023-05-05T04:07:53.64
IV.SNAL.HHN. ML:2.0 0.0005235 0.62 AML other m 2023-05-05T04:07:53.65
IV.PSB1.HHN. ML:2.0 0.00048350000000000004 0.68 AML other m 2023-05-05T04:07:54.45
IV.SGTA.HNE. ML:1.9 0.0003555 0.3 AML other m 2023-05-05T04:07:54.18
IV.SGTA.HNN. ML:1.9 0.000363 0.34 AML other m 2023-05-05T04:07:54.39
IV.SGTA.HHN. ML:1.9 0.000357 0.4 AML other m 2023-05-05T04:07:54.38
IV.MOCO.HHE. ML:1.8 0.00030100000000000005 0.4 AML other m 2023-05-05T04:07:54.98
IV.MOCO.HHN. ML:1.6 0.00017749999999999998 1.24 AML other m 2023-05-05T04:07:55.80
IV.SGTA.HHE. ML:1.9 0.000381 0.56 AML other m 2023-05-05T04:07:55.48
IV.SNAL.HNE. ML:1.7 0.000251 0.28 AML other m 2023-05-05T04:07:55.63
IV.SNAL.HHE. ML:1.8 0.00028149999999999996 0.28 AML other m 2023-05-05T04:07:55.63
IV.MCRV.HHN. ML:2.0 0.000327 0.14 AML other m 2023-05-05T04:07:57.36
IV.SACR.HHE. ML:1.5 0.0001062 0.26 AML other m 2023-05-05T04:07:58.24
IV.MCRV.HHE. ML:1.8 0.00022700000000000002 0.16 AML other m 2023-05-05T04:07:58.65
IV.VITU.HHN. ML:2.0 0.0003815 0.36 AML other m 2023-05-05T04:07:59.87
IV.SACR.HHN. ML:1.6 0.00011549999999999999 0.52 AML other m 2023-05-05T04:08:00.07
IV.GATE.HNN. ML:1.6 0.0001111 0.42 AML other m 2023-05-05T04:08:01.07
IV.VITU.HHE. ML:2.0 0.0003265 0.82 AML other m 2023-05-05T04:08:02.66
IV.PAOL.HHE. ML:1.6 0.000121 0.42 AML other m 2023-05-05T04:08:02.55
IV.VULT.HNN. ML:2.3 0.0004935 0.32 AML other m 2023-05-05T04:08:03.36
IV.VULT.HHN. ML:2.2 0.00042449999999999996 0.28 AML other m 2023-05-05T04:08:03.35
IV.BSSO.HHE. ML:1.6 0.0000713 0.78 AML other m 2023-05-05T04:08:03.46
IV.GATE.HHN. ML:1.6 0.0001045 1.08 AML other m 2023-05-05T04:08:03.18
IV.BSSO.HHN. ML:1.5 0.000058450000000000005 1.2 AML other m 2023-05-05T04:08:03.79
IV.GATE.HNE. ML:1.7 0.0001315 1.48 AML other m 2023-05-05T04:08:04.86
IV.GATE.HHE. ML:1.6 0.0001235 1.48 AML other m 2023-05-05T04:08:04.86
IV.PAOL.HHN. ML:1.8 0.00017999999999999998 0.72 AML other m 2023-05-05T04:08:04.28
IV.CIGN.HHE. ML:1.4 0.0000473 0.54 AML other m 2023-05-05T04:08:04.71
IV.VULT.HHE. ML:2.1 0.00029400000000000004 0.38 AML other m 2023-05-05T04:08:05.28
IV.VULT.HNE. ML:2.1 0.0003035 0.4 AML other m 2023-05-05T04:08:05.28
IV.CIGN.HHN. ML:1.3 0.000041349999999999995 0.5 AML other m 2023-05-05T04:08:06.51
IV.MELA.HHE. ML:2.0 0.0001985 0.36 AML other m 2023-05-05T04:08:07.34
IV.MELA.HHN. ML:2.0 0.00016849999999999998 0.96 AML other m 2023-05-05T04:08:07.65
IV.MRLC.HHN. ML:1.6 0.0000902 0.4 AML other m 2023-05-05T04:08:07.69
IV.MRLC.HHE. ML:1.6 0.00009054999999999999 0.4 AML other m 2023-05-05T04:08:08.52
IV.PIGN.HHN. ML:2.1 0.00020400000000000003 0.62 AML other m 2023-05-05T04:08:10.88
IV.PIGN.HHE. ML:1.9 0.0001295 1.26 AML other m 2023-05-05T04:08:11.78
OT.OT12.EHN. ML:2.3 0.00021799999999999999 0.92 AML other m 2023-05-05T04:08:12.18
OT.OT12.EHE. ML:2.3 0.0002115 0.24 AML other m 2023-05-05T04:08:12.28
IV.CDRU.HHN. ML:1.5 0.000048549999999999994 0.24 AML other m 2023-05-05T04:08:12.43
IV.SGRT.HNN. ML:2.3 0.0002415 0.78 AML other m 2023-05-05T04:08:12.45
IV.SGRT.HHN. ML:2.3 0.00022449999999999998 0.78 AML other m 2023-05-05T04:08:12.45
IV.SGRT.HNE. ML:2.4 0.000312 0.2 AML other m 2023-05-05T04:08:13.43
IV.SGRT.HHE. ML:2.5 0.0003375 0.2 AML other m 2023-05-05T04:08:13.43
IV.MRVN.HHN. ML:1.7 0.0000566 0.26 AML other m 2023-05-05T04:08:13.26
IV.MRVN.HHE. ML:1.7 0.0000566 0.7 AML other m 2023-05-05T04:08:13.35
IV.CDRU.HHE. ML:1.5 0.00004495 0.56 AML other m 2023-05-05T04:08:14.22
IV.SLCN.HHE. ML:2.0 0.0001145 0.54 AML other m 2023-05-05T04:08:20.89
IV.CERA.HHN. ML:1.8 0.00005265 0.92 AML other m 2023-05-05T04:08:21.91
IV.CERA.HHE. ML:1.8 0.0000618 0.48 AML other m 2023-05-05T04:08:22.47
IV.SLCN.HHN. ML:1.8 0.000058099999999999996 1.22 AML other m 2023-05-05T04:08:23.30
IV.AMUR.HHE. ML:1.8 0.00004615 0.42 AML other m 2023-05-05T04:08:29.22
IV.INTR.HHE. ML:1.8 0.00004015000000000001 0.76 AML other m 2023-05-05T04:08:32.32
IV.INTR.HHN. ML:2.2 0.00008319999999999999 0.78 AML other m 2023-05-05T04:08:34.55
IV.AMUR.HHN. ML:1.9 0.00004985 0.42 AML other m 2023-05-05T04:08:34.58
AC.VLO.HHE. ML:3.6 0.0002845 1.3 AML other m 2023-05-05T04:08:52.07
AC.VLO.HHN. ML:3.8 0.0004535 0.08 AML other m 2023-05-05T04:08:53.09
IV.ARRO.EHN. ML:2.1 0.000023650000000000002 1.08 AML other m 2023-05-05T04:08:59.21
IV.ARRO.EHE. ML:2.0 0.000020850000000000002 0.88 AML other m 2023-05-05T04:09:20.47
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