Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 13-08-2020 and time 01:20:23 (Italy) in region 6 km N Benevento (BN)

A magnitude ML 1.8 earthquake occured in region: 6 km N Benevento (BN), on

  • 12-08-2020 23:20:23 (UTC)
  • 13-08-2020 01:20:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.1840, 14.7750 at 10 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
Benevento BN 6 60091 60091
Pietrelcina BN 6 3114 63205
Pesco Sannita BN 7 1972 65177
Fragneto Monforte BN 7 1840 67017
Torrecuso BN 8 3407 70424
Castelpoto BN 8 1254 71678
Ponte BN 8 2580 74258
Fragneto l'Abate BN 8 1049 75307
Foglianise BN 9 3385 78692
Paupisi BN 9 1633 80325
Paduli BN 10 3978 84303
Vitulano BN 11 2944 87247
Pago Veiano BN 11 2406 89653
Casalduni BN 11 1378 91031
Apollosa BN 12 2658 93689
Cautano BN 12 2044 95733
Campoli del Monte Taburno BN 12 1546 97279
Campolattaro BN 12 1072 98351
San Leucio del Sannio BN 12 3106 101457
Reino BN 13 1210 102667
Sant'Angelo a Cupolo BN 13 4325 106992
San Nicola Manfredi BN 13 3722 110714
Tocco Caudio BN 14 1508 112222
Pontelandolfo BN 14 2167 114389
Sant'Arcangelo Trimonte BN 14 573 114962
San Martino Sannita BN 14 1230 116192
San Lorenzo Maggiore BN 15 2154 118346
San Lupo BN 15 801 119147
Calvi BN 15 2682 121829
Apice BN 15 5686 127515
San Giorgio del Sannio BN 15 10022 137537
Ceppaloni BN 15 3415 140952
San Giorgio La Molara BN 16 2994 143946
Chianche AV 16 475 144421
San Marco dei Cavoti BN 16 3371 147792
San Nazzaro BN 16 884 148676
Guardia Sanframondi BN 17 5078 153754
Molinara BN 17 1618 155372
Torrioni AV 17 549 155921
Petruro Irpino AV 17 349 156270
Arpaise BN 17 761 157031
Montesarchio BN 17 13500 170531
Buonalbergo BN 18 1730 172261
Montefusco AV 18 1338 173599
Bonea BN 18 1448 175047
Solopaca BN 19 3820 178867
Pietradefusi AV 19 2348 181215
Santa Paolina AV 19 1256 182471
Roccabascerana AV 19 2354 184825
Venticano AV 19 2537 187362
Circello BN 20 2388 189750
Altavilla Irpina AV 20 4196 193946
San Martino Valle Caudina AV 20 4884 198830
Tufo AV 20 889 199719
Morcone BN 20 4932 204651
Castelvenere BN 20 2562 207213
Pannarano BN 20 2130 209343

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km N of Benevento (60091 inhabitants)
30 Km N of Avellino (54857 inhabitants)
39 Km E of Caserta (76326 inhabitants)
43 Km NE of Acerra (59573 inhabitants)
49 Km NE of Afragola (65057 inhabitants)
51 Km NE of Casoria (77642 inhabitants)
53 Km NE of Scafati (50787 inhabitants)
53 Km E of Aversa (53047 inhabitants)
53 Km NE of Portici (55274 inhabitants)
54 Km N of Cava de' Tirreni (53659 inhabitants)
55 Km NE of Ercolano (53709 inhabitants)
56 Km NE of Giugliano in Campania (122974 inhabitants)
56 Km NE of Torre del Greco (86275 inhabitants)
56 Km N of Salerno (135261 inhabitants)
58 Km NE of Napoli (974074 inhabitants)
58 Km NE of Marano di Napoli (59874 inhabitants)
60 Km NE of Castellammare di Stabia (66466 inhabitants)
66 Km N of Battipaglia (50786 inhabitants)
68 Km NE of Pozzuoli (81661 inhabitants)
71 Km W of Foggia (151991 inhabitants)
75 Km SW of San Severo (53905 inhabitants)
95 Km W of Cerignola (58396 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 2020-08-12
23:20:23		 41.1837 14.7753 10 2021-02-26
15:54:52		 Bollettino Sismico Italiano INGV 86376581
Reviewed
Rev100 		ML 1.6 2020-08-12
23:20:23		 41.1873 14.794 11 2020-08-12
23:30:49		 Sala Sismica INGV-Roma 81922771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-12 23:20:23 ± 0.08
Latitude 41.1837 ± 0.0054
Longitude 14.7753 ± 0.0084
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86376581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 728
Semi-minor axis of confidence ellipse (meter) 504
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 231
Circular confidence region, given by single value of horizontal uncertainty (meter) 730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 44
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 37
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) 1.20059
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 44
Type of magnitude ML
Reference to an origin 86376581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-26 15:50:04

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 30
Type of magnitude ML
Reference to an origin 81922771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-12 23:30:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FOSV.EHZ. 2020-08-12T23:21:46.79 3.0 undecidable manual Sg 9.02 0
IV.MSAG.HHZ. 2020-08-12T23:20:56.33 0.6 undecidable manual S 58 111 50 0.47 38
IV.MGR.HHZ. 2020-08-12T23:20:46.05 0.3 undecidable manual P 150 133.2666 50 0.44 55
IV.TRIV.HHZ. 2020-08-12T23:20:45.00 0.6 undecidable manual S 344 67.377 50 0.81 37
IV.STN3.HHZ. 2020-08-12T23:20:44.26 3.0 undecidable manual Pg 0
IV.MELA.HHZ. 2020-08-12T23:20:43.80 0.6 undecidable manual S 27 64.8906 50 0.25 44
IV.ROSPO.HHZ. 2020-08-12T23:20:42.51 3.0 undecidable manual P -1.54 0
IV.MSAG.HHZ. 2020-08-12T23:20:42.26 0.3 undecidable manual P 58 111 50 0.07 63
IV.SGRT.HHZ. 2020-08-12T23:20:40.43 0.6 undecidable manual P 51 102.4197 50 -0.43 39
IV.CDRU.HHZ. 2020-08-12T23:20:39.04 0.3 undecidable manual P 150 88.8444 50 0.27 63
IV.SNAL.HHZ. 2020-08-12T23:20:38.17 0.6 undecidable manual S 128 46.2204 50 -0.38 44
IV.CAFE.HHZ. 2020-08-12T23:20:37.82 0.6 undecidable manual S 114 42.2244 50 0.33 45
IV.BIOG.HHZ. 2020-08-12T23:20:36.46 0.6 undecidable manual S 86 29.8479 50 2.27 15
IV.MRLC.HHZ. 2020-08-12T23:20:36.30 0.3 undecidable manual P 128 76.2681 50 -0.53 61
IV.TRIV.HHZ. 2020-08-12T23:20:35.27 0.3 undecidable manual P 344 67.377 50 -0.18 67
IV.MELA.HHZ. 2020-08-12T23:20:34.41 0.3 undecidable manual P 27 64.8906 50 -0.67 59
IV.CIGN.HHZ. 2020-08-12T23:20:33.33 0.3 undecidable manual P 12 53.3022 50 0.04 71
IV.VAGA.HHZ. 2020-08-12T23:20:33.22 0.6 undecidable manual P 300 51.9036 50 0.14 46
IV.PTRJ.HHZ. 2020-08-12T23:20:33.90 0.6 undecidable manual S 314 28.6491 50 0.02 49
IV.SGTA.HHZ. 2020-08-12T23:20:32.66 0.3 undecidable manual P 96 49.5171 50 -0.05 71
IV.SACR.HHZ. 2020-08-12T23:20:32.35 0.6 undecidable manual S 346 24.4533 112 -0.32 47
IV.CAFE.HHZ. 2020-08-12T23:20:31.22 0.1 undecidable manual P 114 42.2244 50 -0.37 90
IV.SNAL.HHZ. 2020-08-12T23:20:31.51 0.3 undecidable manual P 128 46.2204 50 -0.69 60
IV.GATE.HNN. 2020-08-12T23:20:31.27 0.1 undecidable manual P 17 38.2284 50 0.3 92
IV.BSSO.HHZ. 2020-08-12T23:20:31.68 0.1 undecidable manual P 339 42.9237 50 -0.02 96
IV.SGG.HHZ. 2020-08-12T23:20:31.28 0.3 undecidable manual P 304 40.0266 50 0.04 72
IX.MNT3.HHZ.02 2020-08-12T23:20:31.10 0.3 undecidable manual P 153 43.0236 50 -0.61 63
IV.MRB1.HHZ. 2020-08-12T23:20:30.80 1.0 undecidable manual S 113 17.4714 120 0.3 24
IV.BIOG.HHZ. 2020-08-12T23:20:30.40 0.1 undecidable manual P 86 29.8479 50 0.72 82
IV.VITU.HHZ. 2020-08-12T23:20:29.20 0.6 undecidable manual S 270 12.0768 129 0.24 49
IV.PTRJ.HHZ. 2020-08-12T23:20:29.26 0.3 undecidable manual P 314 28.6491 50 -0.24 71
IX.LGS3.HNE.01 2020-08-12T23:20:29.06 0.6 undecidable manual P 140 28.3494 50 -0.38 46
IX.BENI.HNZ.01 2020-08-12T23:20:28.30 0.3 undecidable manual S 183 5.994 149 0.75 63
IV.SACR.HHZ. 2020-08-12T23:20:28.65 0.3 undecidable manual P 346 24.4533 112 -0.15 73
IV.PAOL.HHZ. 2020-08-12T23:20:28.55 0.3 undecidable manual P 226 24.2535 112 -0.22 72
IV.MRB1.HHZ. 2020-08-12T23:20:27.60 0.1 undecidable manual P 113 17.4714 120 0.06 100
IV.PSB1.HHZ. 2020-08-12T23:20:27.00 0.3 undecidable manual S 34 5.2947 152 -0.44 71
IX.BENI.HNZ.01 2020-08-12T23:20:26.00 0.3 undecidable manual P 183 5.994 149 0.16 75
IV.VITU.HHZ. 2020-08-12T23:20:26.97 0.3 undecidable manual P 270 12.0768 129 0.31 72
IV.PSB1.HHZ. 2020-08-12T23:20:25.59 0.1 undecidable manual P 34 5.2947 152 -0.19 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PSB1.HNN. ML:2.2 0.0024653245000000002 0.512 AML other m 2020-08-12T23:20:27.42
IV.PSB1.HHN. ML:2.2 0.0026214605 0.3968 AML other m 2020-08-12T23:20:27.42
IV.PSB1.HHE. ML:2.2 0.0028179931 0.1536 AML other m 2020-08-12T23:20:27.73
IV.PSB1.HNE. ML:2.2 0.00260083105 0.1664 AML other m 2020-08-12T23:20:27.74
IV.VITU.HHE. ML:2.3 0.0022740195 0.4224 AML other m 2020-08-12T23:20:31.40
IV.VITU.HNE. ML:1.9 0.00093238615 0.2432 AML other m 2020-08-12T23:20:32.98
IV.VITU.HHN. ML:2.3 0.00243 0.86 AML other m 2020-08-12T23:20:33.11
IV.VITU.HNN. ML:2.3 0.0020747335 0.2944 AML other m 2020-08-12T23:20:33.12
IV.SACR.HNN. ML:1.5 0.0001975 0.76 AML other m 2020-08-12T23:20:34.22
IV.SACR.HHE. ML:1.7 0.00029749999999999997 0.3 AML other m 2020-08-12T23:20:34.99
IV.MRB1.HNN. ML:2.3 0.00183 1.68 AML other m 2020-08-12T23:20:34.91
IV.MRB1.HHN. ML:2.4 0.001935 1.68 AML other m 2020-08-12T23:20:34.91
IV.SACR.HHN. ML:1.6 0.00022250000000000001 0.4 AML other m 2020-08-12T23:20:35.21
IV.PAOL.HHN. ML:1.6 0.000216 0.26 AML other m 2020-08-12T23:20:36.12
IV.MRB1.HNE. ML:2.1 0.0011148255 0.3456 AML other m 2020-08-12T23:20:37.98
IV.CAFE.HHN. ML:1.6 0.000143 0.22 AML other m 2020-08-12T23:20:38.20
IV.MRB1.HHE. ML:2.1 0.0011539999999999999 0.58 AML other m 2020-08-12T23:20:38.97
IV.BSSO.HHE. ML:1.6 0.0001255 0.86 AML other m 2020-08-12T23:20:39.00
IV.SNAL.HHE. ML:1.2 0.000052083085 0.2784 AML other m 2020-08-12T23:20:39.45
IV.SNAL.HHN. ML:1.4 0.0000678 0.66 AML other m 2020-08-12T23:20:39.37
IV.PAOL.HHE. ML:1.4 0.00014050000000000003 0.46 AML other m 2020-08-12T23:20:39.31
IV.BSSO.HHN. ML:1.6 0.0001247 1.44 AML other m 2020-08-12T23:20:39.14
IV.SGG.HHE. ML:1.6 0.0001418171 0.4736 AML other m 2020-08-12T23:20:41.50
IV.SGG.HHN. ML:1.7 0.00017199999999999998 0.96 AML other m 2020-08-12T23:20:41.40
IV.CAFE.HNE. ML:1.6 0.00011765835999999999 0.6272 AML other m 2020-08-12T23:20:42.99
IV.VAGA.HHE. ML:1.5 0.00007442262500000001 0.1536 AML other m 2020-08-12T23:20:43.33
IX.MNT3.HHN.02 ML:1.6 0.000131 0.16 AML other m 2020-08-12T23:20:43.54
IV.MELA.HHE. ML:1.9 0.0001425 0.42 AML other m 2020-08-12T23:20:45.20
IV.CAFE.HHE. ML:1.6 0.000116 0.34 AML other m 2020-08-12T23:20:45.09
IV.VAGA.HHN. ML:1.7 0.00013592275 0.2432 AML other m 2020-08-12T23:20:45.40
IV.MELA.HHN. ML:1.9 0.0001395 0.52 AML other m 2020-08-12T23:20:45.40
IX.MNT3.HHE.02 ML:1.5 0.00010195 0.26 AML other m 2020-08-12T23:20:45.91
IV.TRIV.HHN. ML:1.4 0.000048446864999999996 0.3072 AML other m 2020-08-12T23:20:45.84
IV.TRIV.HHE. ML:1.5 0.00005675 1.66 AML other m 2020-08-12T23:20:47.10
IV.CAFE.HNN. ML:1.8 0.00018178735000000002 0.768 AML other m 2020-08-12T23:20:48.53
IV.MRLC.HHN. ML:1.4 0.0000337 0.28 AML other m 2020-08-12T23:20:52.48
IV.MRLC.HHE. ML:1.3 0.00002955 0.32 AML other m 2020-08-12T23:20:52.38
IV.VAGA.HNN. ML:1.7 0.00012887494999999998 0.3456 AML other m 2020-08-12T23:20:52.81
IV.SGRT.HHE. ML:2.0 0.00010605 1.22 AML other m 2020-08-12T23:20:56.63
IV.SGRT.HHN. ML:1.9 0.00007625 0.64 AML other m 2020-08-12T23:20:56.98
IV.MSAG.HHE. ML:1.4 0.00002215 0.64 AML other m 2020-08-12T23:20:58.22
IV.MSAG.HNE. ML:1.9 0.00006373253000000002 0.2432 AML other m 2020-08-12T23:20:59.10
IV.MSAG.HHN. ML:1.8 0.00005 0.28 AML other m 2020-08-12T23:21:01.21
IV.MSAG.HNN. ML:2.2 0.00012237670000000002 0.3968 AML other m 2020-08-12T23:21:02.21
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