Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 03-07-2020 and time 22:50:39 (Italy) in region 2 km W Sant'Angelo dei Lombardi (AV)

A magnitude ML 1.7 earthquake occured in region: 2 km W Sant'Angelo dei Lombardi (AV), on

  • 03-07-2020 20:50:39 (UTC)
  • 03-07-2020 22:50:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.9280, 15.1560 at 13 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
Sant'Angelo dei Lombardi AV 2 4250 4250
Rocca San Felice AV 3 851 5101
Torella dei Lombardi AV 4 2144 7245
Guardia Lombardi AV 5 1718 8963
Lioni AV 6 6201 15164
Nusco AV 7 4203 19367
Morra De Sanctis AV 8 1297 20664
Villamaina AV 8 995 21659
Castelfranci AV 10 2041 23700
Frigento AV 11 3780 27480
Sturno AV 11 3080 30560
Paternopoli AV 11 2384 32944
Gesualdo AV 11 3516 36460
Teora AV 12 1537 37997
Carife AV 12 1408 39405
Cassano Irpino AV 13 982 40387
Bagnoli Irpino AV 13 3217 43604
Montemarano AV 13 2851 46455
Castel Baronia AV 14 1129 47584
Caposele AV 14 3483 51067
Andretta AV 14 1927 52994
Castelvetere sul Calore AV 14 1615 54609
Vallata AV 15 2714 57323
Montella AV 15 7780 65103
Trevico AV 15 993 66096
San Nicola Baronia AV 15 771 66867
Fontanarosa AV 15 3170 70037
Luogosano AV 15 1187 71224
San Mango sul Calore AV 16 1185 72409
San Sossio Baronia AV 16 1643 74052
Sant'Angelo all'Esca AV 16 801 74853
Flumeri AV 16 2963 77816
Calabritto AV 17 2391 80207
Conza della Campania AV 17 1373 81580
Vallesaccarda AV 17 1386 82966
Grottaminarda AV 18 8137 91103
Cairano AV 18 326 91429
Castelnuovo di Conza SA 19 619 92048
Lapio AV 19 1572 93620
Mirabella Eclano AV 19 7684 101304
Taurasi AV 19 2377 103681
Santomenna SA 19 443 104124

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Avellino (54857 inhabitants)
38 Km NE of Battipaglia (50786 inhabitants)
39 Km SE of Benevento (60091 inhabitants)
43 Km NE of Salerno (135261 inhabitants)
45 Km NE of Cava de' Tirreni (53659 inhabitants)
57 Km E of Scafati (50787 inhabitants)
62 Km E of Castellammare di Stabia (66466 inhabitants)
63 Km NW of Potenza (67122 inhabitants)
66 Km E of Acerra (59573 inhabitants)
68 Km SW of Foggia (151991 inhabitants)
68 Km E of Torre del Greco (86275 inhabitants)
68 Km E of Portici (55274 inhabitants)
69 Km E of Ercolano (53709 inhabitants)
71 Km E of Caserta (76326 inhabitants)
71 Km E of Afragola (65057 inhabitants)
73 Km E of Casoria (77642 inhabitants)
73 Km SW of Cerignola (58396 inhabitants)
77 Km E of Napoli (974074 inhabitants)
80 Km E of Aversa (53047 inhabitants)
80 Km E of Giugliano in Campania (122974 inhabitants)
81 Km E of Marano di Napoli (59874 inhabitants)
87 Km S of San Severo (53905 inhabitants)
90 Km E of Pozzuoli (81661 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 1.7 2020-07-03
20:50:39		 40.9278 15.1557 13 2020-11-19
12:37:07		 Bollettino Sismico Italiano INGV 84681221
Reviewed
Rev100 		ML 1.6 2020-07-03
20:50:39		 40.9327 15.1608 12 2020-07-03
21:01:05		 Sala Sismica INGV-Roma 80746261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-03 20:50:39 ± 0.07
Latitude 40.9278 ± 0.0027
Longitude 15.1557 ± 0.0060
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84681221

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 428
Semi-minor axis of confidence ellipse (meter) 170
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 108
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 46
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.01889
Epicentral distance of station farthest from the epicenter (degree) 0.93619
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 80746261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-03 21:01:05

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 84681221
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-16 03:44:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SGRT.HHZ. 2020-07-03T20:50:56.97 0.6 undecidable manual P 28 103.9182 91 0.1 40
IX.SRN3.HNE.02 2020-07-03T20:50:56.05 1.0 undecidable manual S 152 55.2003 93 -0.58 20
OT.OT05.EHZ. 2020-07-03T20:50:53.99 0.6 undecidable manual P 25 89.244 91 -0.61 38
IV.SLCN.HHZ. 2020-07-03T20:50:52.87 0.6 undecidable manual P 146 71.9724 92 0.94 33
IV.VULT.HHZ. 2020-07-03T20:50:52.40 0.6 undecidable manual S 85 38.7279 94 0.16 45
IV.MRLC.HHZ. 2020-07-03T20:50:50.90 0.6 undecidable manual S 124 33.8439 95 -0.04 47
IX.COL3.HHE.02 2020-07-03T20:50:50.02 0.1 undecidable manual S 151 30.4473 96 -0.02 96
IX.SRN3.HNE.02 2020-07-03T20:50:49.06 1.0 undecidable manual P 152 55.2003 93 -0.29 22
IV.MRB1.HHZ. 2020-07-03T20:50:49.70 0.6 undecidable manual S 324 26.6511 98 0.66 41
IV.SGTA.HHZ. 2020-07-03T20:50:49.80 0.6 undecidable manual S 37 28.8489 97 0.17 46
IV.CAGG.EHE. 2020-07-03T20:50:49.01 1.0 undecidable manual P 144 50.8158 93 0.32 22
IV.CDRU.HHE. 2020-07-03T20:50:48.27 0.3 undecidable manual P 166 50.2164 93 -0.31 65
IX.CLT3.HHZ.02 2020-07-03T20:50:47.70 0.6 undecidable manual S 97 21.0678 103 0.15 47
IV.SGO.HHE. 2020-07-03T20:50:47.50 1.0 undecidable manual P 163 42.7239 94 0.07 23
IX.SSB3.HHZ.02 2020-07-03T20:50:46.60 0.3 undecidable manual S 20 17.7711 108 -0.12 72
IV.MCRV.HHZ. 2020-07-03T20:50:46.20 0.3 undecidable manual S 176 16.1727 112 -0.11 71
IX.SCL3.HNE.02 2020-07-03T20:50:46.72 0.6 undecidable manual P 131 39.5271 94 -0.22 45
IX.RDM3.HHZ.02 2020-07-03T20:50:46.41 0.1 undecidable manual P 100 32.4453 96 0.55 83
IX.MNT3.HHZ.02 2020-07-03T20:50:46.70 0.3 undecidable manual S 231 16.0728 112 0.42 69
IV.VULT.HHZ. 2020-07-03T20:50:46.77 0.6 undecidable manual P 85 38.7279 94 -0.05 47
IX.AND3.HHZ.02 2020-07-03T20:50:46.40 0.3 undecidable manual S 89 14.874 115 0.4 67
IV.MRLC.HHZ. 2020-07-03T20:50:45.87 0.6 undecidable manual P 124 33.8439 95 -0.2 46
IX.NSC3.HHZ.02 2020-07-03T20:50:45.40 0.3 undecidable manual S 197 9.3795 134 0.6 67
IX.COL3.HHE.02 2020-07-03T20:50:45.18 0.1 undecidable manual P 151 30.4473 96 -0.38 89
IX.VDS3.HNN.01 2020-07-03T20:50:45.54 0.6 undecidable manual P 132 30.8469 96 -0.07 48
IV.MRB1.HHZ. 2020-07-03T20:50:45.21 0.3 undecidable manual P 324 26.6511 98 0.23 69
IV.MTMR.HNN. 2020-07-03T20:50:45.57 0.6 undecidable manual S 265 12.876 121 0.04 49
IV.SGTA.HHZ. 2020-07-03T20:50:45.29 0.1 positive manual P 37 28.8489 97 -0.02 96
IV.CAFE.HHZ. 2020-07-03T20:50:45.60 0.3 undecidable manual S 31 12.9759 121 0.04 73
IX.SNR3.HHZ.02 2020-07-03T20:50:44.07 0.1 negative manual P 172 21.5673 102 -0.13 95
IX.LIO3.HHZ.02 2020-07-03T20:50:44.10 0.3 undecidable manual S 149 3.996 159 0.11 75
IV.SNAL.HNZ. 2020-07-03T20:50:44.10 0.3 undecidable manual S 94 4.4955 156 0.06 75
IX.CLT3.HHZ.02 2020-07-03T20:50:44.48 0.3 undecidable manual P 97 21.0678 103 0.36 67
IX.SALI.HNZ. 2020-07-03T20:50:44.20 0.3 undecidable manual S 84 2.0979 169 0.36 71
IV.MCRV.HHZ. 2020-07-03T20:50:43.26 0.1 negative manual P 176 16.1727 112 -0.14 95
IX.MNT3.HHZ.02 2020-07-03T20:50:43.44 0.1 positive manual P 231 16.0728 112 0.05 98
IX.AND3.HHZ.02 2020-07-03T20:50:43.14 0.1 positive manual P 89 14.874 115 -0.08 98
IX.RSF3.HNZ.02 2020-07-03T20:50:43.40 0.3 undecidable manual S 23 4.3956 157 -0.63 63
IX.SSB3.HHZ.02 2020-07-03T20:50:43.35 0.1 positive manual P 20 17.7711 108 -0.29 93
IV.CAFE.HHZ. 2020-07-03T20:50:42.72 0.1 positive manual P 31 12.9759 121 -0.25 95
IX.NSC3.HHZ.02 2020-07-03T20:50:42.63 0.1 negative manual P 197 9.3795 134 0.1 98
IV.MTMR.HNN. 2020-07-03T20:50:42.87 0.1 undecidable manual P 265 12.876 121 -0.08 96
IV.SNAL.HNZ. 2020-07-03T20:50:41.96 0.1 negative manual P 94 4.4955 156 -0.13 98
IX.RSF3.HNZ.02 2020-07-03T20:50:41.70 0.1 negative manual P 23 4.3956 157 -0.38 92
IX.SALI.HNZ. 2020-07-03T20:50:41.96 0.1 negative manual P 84 2.0979 169 -0.02 100
IX.LIO3.HHZ.02 2020-07-03T20:50:41.93 0.1 negative manual P 149 3.996 159 -0.13 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.MNT3.HNN.01 ML:2.1 0.0009876112999999999 0.1408 AML other m 2020-07-03T20:50:46.82
IV.MCRV.HHN. ML:2.3 0.001659575 0.1408 AML other m 2020-07-03T20:50:46.76
IX.MNT3.HNE.01 ML:2.1 0.00096257345 0.1152 AML other m 2020-07-03T20:50:46.84
IX.MNT3.HHE.02 ML:2.1 0.0011256351499999999 0.128 AML other m 2020-07-03T20:50:46.90
IV.MCRV.HHE. ML:2.2 0.0012367020000000001 1.7696 AML other m 2020-07-03T20:50:47.94
IX.MNT3.HHN.02 ML:2.1 0.0010716287 0.1024 AML other m 2020-07-03T20:50:47.09
IV.SGTA.HHE. ML:1.4 0.00011734275 0.2816 AML other m 2020-07-03T20:50:52.38
IV.SGTA.HHN. ML:1.4 0.00012935764999999998 0.2816 AML other m 2020-07-03T20:50:52.81
IV.SGTA.HNN. ML:1.5 0.000151952335 0.2816 AML other m 2020-07-03T20:50:52.95
IV.MRB1.HHN. ML:1.3 0.00011105433 0.32 AML other m 2020-07-03T20:50:53.72
IV.VULT.HNN. ML:1.7 0.00016701864999999998 0.1792 AML other m 2020-07-03T20:50:54.23
IV.MRLC.HNE. ML:1.0 0.00003815939 0.2816 AML other m 2020-07-03T20:50:54.41
IV.SGTA.HNE. ML:1.5 0.00016388285 0.2816 AML other m 2020-07-03T20:50:54.30
IV.MRLC.HHE. ML:1.3 0.00007266167 0.256 AML other m 2020-07-03T20:50:54.40
IV.MRB1.HNE. ML:1.5 0.00016723715 0.4224 AML other m 2020-07-03T20:50:54.76
IV.MRB1.HHE. ML:1.3 0.00009630622 0.3712 AML other m 2020-07-03T20:50:54.74
IV.VULT.HHN. ML:1.7 0.0001584618 0.2048 AML other m 2020-07-03T20:50:55.43
IV.VULT.HHE. ML:1.5 0.00011987809999999999 0.2432 AML other m 2020-07-03T20:50:56.08
IV.MRLC.HNN. ML:1.0 0.000038658894999999996 1.4368 AML other m 2020-07-03T20:50:56.96
IV.MRLC.HHN. ML:1.2 0.0000595662 0.4608 AML other m 2020-07-03T20:50:57.46
IV.MRB1.HNN. ML:1.6 0.00018772435000000002 0.6144 AML other m 2020-07-03T20:50:58.00
IV.VULT.HNE. ML:1.6 0.00013251335 0.3584 AML other m 2020-07-03T20:50:58.60
OT.OT05.EHN. ML:1.6 0.000051126445 0.32 AML other m 2020-07-03T20:51:08.52
OT.OT05.EHE. ML:1.9 0.00008653139 0.4608 AML other m 2020-07-03T20:51:08.56
IV.SLCN.HNN. ML:2.2 0.00022803570000000002 0.6048 AML other m 2020-07-03T20:51:10.21
IV.SLCN.HHE. ML:1.7 0.000075328055 0.4224 AML other m 2020-07-03T20:51:13.23
IV.SLCN.HHN. ML:1.5 0.000051243585000000004 0.4992 AML other m 2020-07-03T20:51:13.48
IV.SGRT.HHE. ML:2.0 0.00009552527 1.744 AML other m 2020-07-03T20:51:13.88
IV.SGRT.HHN. ML:1.8 0.00006305157999999999 0.4992 AML other m 2020-07-03T20:51:14.62
IV.SLCN.HNE. ML:1.9 0.00012934045 0.6016 AML other m 2020-07-03T20:51:15.55
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