Earthquake with magnitude of ML 1.5 on date 05-05-2023 and time 09:35:22 (UTC) in region 2 km N Melito Irpino (AV)

A magnitude ML 1.5 earthquake occured in region: 2 km N Melito Irpino (AV), on

  • 05-05-2023 09:35:22 (UTC)
  • 05-05-2023 11:35:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.1170, 15.0530 at 21 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.

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 2 1920 1920
Bonito AV 4 2448 4368
Grottaminarda AV 5 8137 12505
Ariano Irpino AV 5 22700 35205
Montecalvo Irpino AV 9 3725 38930
Villanova del Battista AV 9 1690 40620
Mirabella Eclano AV 10 7684 48304
Flumeri AV 10 2963 51267
Apice BN 10 5686 56953
Fontanarosa AV 11 3170 60123
Sant'Arcangelo Trimonte BN 11 573 60696
Sturno AV 12 3080 63776
Frigento AV 12 3780 67556
Gesualdo AV 12 3516 71072
Zungoli AV 13 1099 72171
Buonalbergo BN 13 1730 73901
Sant'Angelo all'Esca AV 13 801 74702
Casalbore AV 14 1800 76502
Venticano AV 14 2537 79039
San Sossio Baronia AV 14 1643 80682
San Nicola Baronia AV 14 771 81453
Castel Baronia AV 14 1129 82582
Taurasi AV 15 2377 84959
Paduli BN 15 3978 88937
Luogosano AV 15 1187 90124
Torre Le Nocelle AV 16 1324 91448
Paternopoli AV 16 2384 93832
Pietradefusi AV 16 2348 96180
Savignano Irpino AV 16 1140 97320
Calvi BN 16 2682 100002
Carife AV 16 1408 101410
Villamaina AV 16 995 102405
Montemiletto AV 17 5313 107718
Trevico AV 17 993 108711
Lapio AV 17 1572 110283
Vallesaccarda AV 18 1386 111669
San Giorgio del Sannio BN 18 10022 121691
Greci AV 18 691 122382
San Nazzaro BN 18 884 123266
Ginestra degli Schiavoni BN 18 476 123742
Monteleone di Puglia FG 18 1021 124763
San Mango sul Calore AV 19 1185 125948
Montefusco AV 19 1338 127286
Vallata AV 19 2714 130000
San Martino Sannita BN 19 1230 131230
Pietrelcina BN 19 3114 134344
San Nicola Manfredi BN 20 3722 138066
Torella dei Lombardi AV 20 2144 140210

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Benevento (60091 inhabitants)
31 Km NE of Avellino (54857 inhabitants)
55 Km NE of Salerno (135261 inhabitants)
55 Km NE of Cava de' Tirreni (53659 inhabitants)
56 Km SW of Foggia (151991 inhabitants)
57 Km N of Battipaglia (50786 inhabitants)
60 Km E of Acerra (59573 inhabitants)
60 Km NE of Scafati (50787 inhabitants)
61 Km E of Caserta (76326 inhabitants)
66 Km E of Afragola (65057 inhabitants)
67 Km NE of Portici (55274 inhabitants)
67 Km NE of Castellammare di Stabia (66466 inhabitants)
68 Km E of Casoria (77642 inhabitants)
68 Km NE of Torre del Greco (86275 inhabitants)
68 Km NE of Ercolano (53709 inhabitants)
69 Km SW of San Severo (53905 inhabitants)
73 Km E of Aversa (53047 inhabitants)
73 Km W of Cerignola (58396 inhabitants)
74 Km E of Napoli (974074 inhabitants)
74 Km E of Giugliano in Campania (122974 inhabitants)
76 Km E of Marano di Napoli (59874 inhabitants)
83 Km NW of Potenza (67122 inhabitants)
86 Km E of Pozzuoli (81661 inhabitants)
92 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 1.5 2023-05-05
09:35:22
41.1173 15.0528 21 2023-05-05
09:43:19
Sala Sismica INGV-Roma 117046531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-05 09:35:22 ± 0.14
Latitude 41.1173 ± 0.0045
Longitude 15.0528 ± 0.0072
Depth (km) 21 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117046531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 679
Semi-minor axis of confidence ellipse (meter) 142
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 240
Circular confidence region, given by single value of horizontal uncertainty (meter) 680.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34624
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 117046531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-05 09:43:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCI.EHZ. 2023-05-05T09:35:41.09 3.0 positive manual P -0.02 0
IV.MCRV.HHZ. 2023-05-05T09:35:35.85 0.3 undecidable manual S 165 38.4282 110 0.23 70
IV.SGTA.HHZ. 2023-05-05T09:35:33.04 0.3 undecidable manual S 86 26.1516 121 0.37 71
IV.MOCO.HNZ. 2023-05-05T09:35:33.86 0.6 undecidable manual S 17 29.3484 117 0.44 46
IV.SNAL.HHZ. 2023-05-05T09:35:32.71 0.3 undecidable manual S 148 24.9528 122 0.31 71
IV.PTRJ.HHZ. 2023-05-05T09:35:32.67 3.0 undecidable manual P 0.29 0
IV.PSB1.HHZ. 2023-05-05T09:35:32.20 0.3 undecidable manual S 300 23.3544 125 0.15 73
IV.GATE.HHZ. 2023-05-05T09:35:31.94 3.0 positive manual P 0.64 0
IV.CAFE.HHZ. 2023-05-05T09:35:30.68 0.3 undecidable manual S 123 18.2706 133 -0.31 71
IV.MRB1.HHZ. 2023-05-05T09:35:29.20 0.3 undecidable manual S 275 7.0929 159 -0.08 77
IV.MCRV.HHZ. 2023-05-05T09:35:29.96 0.3 undecidable manual P 165 38.4282 110 -0.09 72
IV.SGTA.HHZ. 2023-05-05T09:35:28.22 0.1 undecidable manual P 86 26.1516 121 -0.12 97
IV.SNAL.HHZ. 2023-05-05T09:35:28.19 0.6 negative manual P 148 24.9528 122 0 50
IV.MOCO.HNZ. 2023-05-05T09:35:28.59 0.6 undecidable manual P 17 29.3484 117 -0.19 48
IV.PSB1.HHZ. 2023-05-05T09:35:27.92 0.1 undecidable manual P 300 23.3544 125 -0.06 100
IV.CAFE.HHZ. 2023-05-05T09:35:27.20 0.1 negative manual P 123 18.2706 133 -0.17 98
IV.MRB1.HHZ. 2023-05-05T09:35:26.25 0.3 positive manual P 275 7.0929 159 -0.13 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MRB1.HHE. ML:1.4 0.000192 0.24 AML other m 2023-05-05T09:35:29.51
IV.CAFE.HHN. ML:1.4 0.0001325 1.66 AML other m 2023-05-05T09:35:30.12
IV.CAFE.HHE. ML:1.6 0.0002255 0.36 AML other m 2023-05-05T09:35:31.20
IV.MRB1.HHN. ML:1.5 0.000224 0.36 AML other m 2023-05-05T09:35:32.43
IV.GATE.HHN. ML:1.7 0.0001385 0.14 AML other m 2023-05-05T09:35:46.48
IV.GATE.HNE. ML:1.6 0.000117578965 0.1536 AML other m 2023-05-05T09:35:46.92
IV.GATE.HNN. ML:1.7 0.000134 0.24 AML other m 2023-05-05T09:35:51.50
IV.GATE.HHE. ML:1.6 0.00012219512 0.1408 AML other m 2023-05-05T09:35:46.92
IV.CAFE.HNE. ML:1.6 0.00022197395 0.3456 AML other m 2023-05-05T09:35:31.03
IV.CAFE.HNN. ML:1.4 0.00014796285 0.3264 AML other m 2023-05-05T09:35:30.96
IV.PSB1.HHE. ML:1.0 0.000051132949999999996 0.64 AML other m 2023-05-05T09:35:33.54
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