Earthquake with magnitude of ML 1.1 on date 18-08-2020 and time 22:36:59 (Italy) in region 4 km W Buonalbergo (BN)

A magnitude ML 1.1 earthquake occured in region: 4 km W Buonalbergo (BN), on

  • 18-08-2020 20:36:59 (UTC)
  • 18-08-2020 22:36:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.2180, 14.9330 at 18 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Buonalbergo BN 4 1730 1730
Sant'Arcangelo Trimonte BN 5 573 2303
Pago Veiano BN 6 2406 4709
San Giorgio La Molara BN 6 2994 7703
Casalbore AV 6 1800 9503
Paduli BN 7 3978 13481
Pietrelcina BN 7 3114 16595
Molinara BN 9 1618 18213
Montecalvo Irpino AV 9 3725 21938
Pesco Sannita BN 10 1972 23910
San Marco dei Cavoti BN 11 3371 27281
Apice BN 11 5686 32967
Ginestra degli Schiavoni BN 12 476 33443
Reino BN 12 1210 34653
Fragneto l'Abate BN 13 1049 35702
Montefalcone di Val Fortore BN 14 1525 37227
Bonito AV 14 2448 39675
Fragneto Monforte BN 15 1840 41515
Ariano Irpino AV 15 22700 64215
Castelfranco in Miscano BN 15 916 65131
Foiano di Val Fortore BN 15 1410 66541
Benevento BN 16 60091 126632
Melito Irpino AV 16 1920 128552
Calvi BN 17 2682 131234
Colle Sannita BN 18 2431 133665
San Giorgio del Sannio BN 18 10022 143687
San Nicola Manfredi BN 19 3722 147409
Campolattaro BN 19 1072 148481
Circello BN 19 2388 150869
San Martino Sannita BN 19 1230 152099
Venticano AV 19 2537 154636
Grottaminarda AV 20 8137 162773
San Nazzaro BN 20 884 163657
Sant'Angelo a Cupolo BN 20 4325 167982

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km NE of Benevento (60091 inhabitants)
36 Km NE of Avellino (54857 inhabitants)
53 Km E of Caserta (76326 inhabitants)
56 Km NE of Acerra (59573 inhabitants)
58 Km W of Foggia (151991 inhabitants)
61 Km NE of Cava de' Tirreni (53659 inhabitants)
62 Km NE of Afragola (65057 inhabitants)
62 Km N of Salerno (135261 inhabitants)
62 Km NE of Scafati (50787 inhabitants)
64 Km NE of Casoria (77642 inhabitants)
64 Km SW of San Severo (53905 inhabitants)
65 Km NE of Portici (55274 inhabitants)
67 Km E of Aversa (53047 inhabitants)
67 Km NE of Ercolano (53709 inhabitants)
68 Km NE of Torre del Greco (86275 inhabitants)
68 Km N of Battipaglia (50786 inhabitants)
69 Km E of Giugliano in Campania (122974 inhabitants)
69 Km NE of Castellammare di Stabia (66466 inhabitants)
71 Km NE of Napoli (974074 inhabitants)
72 Km NE of Marano di Napoli (59874 inhabitants)
81 Km W of Cerignola (58396 inhabitants)
82 Km NE of Pozzuoli (81661 inhabitants)
94 Km SW of Manfredonia (57279 inhabitants)
98 Km NW of Potenza (67122 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 1.1 2020-08-18
20:36:59
41.2183 14.9328 18 2020-11-19
12:37:03
Bollettino Sismico Italiano INGV 83590531
Reviewed
Rev100
ML 1.1 2020-08-18
20:36:58
41.2065 14.9173 20 2020-08-18
20:51:42
Sala Sismica INGV-Roma 82124771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-18 20:36:59 ± 0.24
Latitude 41.2183 ± 0.0117
Longitude 14.9328 ± 0.0143
Depth (km) 18 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83590531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1411
Semi-minor axis of confidence ellipse (meter) 973
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 223
Circular confidence region, given by single value of horizontal uncertainty (meter) 1410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.66730
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 15
Type of magnitude ML
Reference to an origin 82124771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-18 20:51:42

ML:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations 18
Type of magnitude ML
Reference to an origin 83590531
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-10-07 17:52:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAGR.HHZ. 2020-08-18T20:38:49.19 3.0 undecidable manual Sg 6.45 0
AC.VLO.HHZ. 2020-08-18T20:38:47.69 3.0 undecidable manual Sg 8.36 0
IV.MILN.HHZ. 2020-08-18T20:38:46.77 3.0 undecidable manual Pg 16.98 0
IV.ARCI.HHZ. 2020-08-18T20:38:36.93 3.0 undecidable manual Sg 7.94 0
GU.CANO.HHZ. 2020-08-18T20:38:24.29 3.0 positive manual Pn -3.18 0
IV.ZCCA.HHZ. 2020-08-18T20:38:06.76 3.0 undecidable manual Pn 0.01 0
IV.HAGA.HHZ. 2020-08-18T20:38:03.97 3.0 undecidable manual Pn 1.77 0
IV.OFFI.HHZ. 2020-08-18T20:38:02.47 3.0 undecidable manual Sg 1 0
IV.PLLN.EHZ. 2020-08-18T20:37:57.43 3.0 negative manual Pg 4.04 0
IV.MURB.HHZ. 2020-08-18T20:37:42.53 3.0 positive manual Pn -2.78 0
IV.TDS.HHZ. 2020-08-18T20:37:33.13 3.0 undecidable manual Pg -0.63 0
IV.LRP.EHZ. 2020-08-18T20:37:17.92 3.0 undecidable manual P -5.54 0
IV.BSSO.HHE. 2020-08-18T20:37:14.80 0.6 undecidable manual S 322 46.0206 102 0.75 40
IV.MRLC.HHZ. 2020-08-18T20:37:12.53 0.3 undecidable manual P 138 69.2751 97 1.28 45
IV.SGTA.HNZ. 2020-08-18T20:37:12.25 0.6 undecidable manual S 104 37.2294 106 0.48 45
IV.SNAL.HHZ. 2020-08-18T20:37:12.39 0.1 undecidable manual S 145 39.8268 105 -0.05 99
IX.SSB3.HNE. 2020-08-18T20:37:10.64 0.6 undecidable manual S 122 29.2485 112 0.9 39
OT.OT05.EHZ. 2020-08-18T20:37:10.98 0.6 undecidable manual P 48 74.0703 97 -1.02 35
IV.CAFE.HHZ. 2020-08-18T20:37:10.95 0.3 undecidable manual S 130 33.0447 109 0.26 72
IV.VITU.HHZ. 2020-08-18T20:37:09.35 0.6 undecidable manual S 261 25.5522 116 0.5 46
IV.SACR.HHZ. 2020-08-18T20:37:09.76 0.3 undecidable manual S 316 27.4503 114 0.45 69
IV.MELA.HHZ. 2020-08-18T20:37:08.72 0.3 undecidable manual P 17 56.3991 100 -0.58 65
IV.BSSO.HHE. 2020-08-18T20:37:07.64 0.1 undecidable manual P 322 46.0206 102 -0.08 98
IX.BENI.HNE.01 2020-08-18T20:37:07.53 0.6 undecidable manual S 234 16.6722 130 0.68 44
IV.SGTA.HNZ. 2020-08-18T20:37:06.21 0.3 undecidable manual P 104 37.2294 106 -0.2 73
IV.SNAL.HHZ. 2020-08-18T20:37:06.29 0.1 undecidable manual P 145 39.8268 105 -0.51 90
IV.PSB1.HHZ. 2020-08-18T20:37:05.44 0.6 undecidable manual S 273 10.1787 146 -0.26 50
IV.MRB1.HHZ. 2020-08-18T20:37:05.29 0.3 undecidable manual S 164 10.9779 144 -0.53 70
IV.CAFE.HHZ. 2020-08-18T20:37:05.47 0.1 undecidable manual P 130 33.0447 109 -0.32 95
IX.SSB3.HNE. 2020-08-18T20:37:05.41 0.1 undecidable manual P 122 29.2485 112 0.17 98
IV.VITU.HHZ. 2020-08-18T20:37:05.04 1.0 undecidable manual P 261 25.5522 116 0.31 24
IV.SACR.HHZ. 2020-08-18T20:37:04.94 0.3 undecidable manual P 316 27.4503 114 -0.05 77
IV.BIOG.HNN. 2020-08-18T20:37:04.16 0.3 undecidable manual P 97 16.7721 130 0.57 68
IX.BENI.HNE.01 2020-08-18T20:37:03.21 0.3 undecidable manual P 234 16.6722 130 -0.36 73
IV.PSB1.HHZ. 2020-08-18T20:37:02.63 0.1 undecidable manual P 273 10.1787 146 -0.27 100
IV.MRB1.HHZ. 2020-08-18T20:37:02.70 0.1 undecidable manual P 164 10.9779 144 -0.27 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MRB1.HNN. ML:1.8 0.00046986669999999996 0.8704 AML other m 2020-08-18T20:37:05.82
IV.PSB1.HNN. ML:1.1 0.000095530775 0.2816 AML other m 2020-08-18T20:37:05.76
IV.PSB1.HHN. ML:1.2 0.000133 0.48 AML other m 2020-08-18T20:37:05.76
IV.PSB1.HNE. ML:1.2 0.0001379379 0.1664 AML other m 2020-08-18T20:37:06.34
IV.MRB1.HHN. ML:1.6 0.000292 0.38 AML other m 2020-08-18T20:37:09.23
IV.MRB1.HNE. ML:1.6 0.0003235 0.36 AML other m 2020-08-18T20:37:09.58
IV.MRB1.HHE. ML:1.7 0.00035850000000000004 0.36 AML other m 2020-08-18T20:37:09.76
IV.SACR.HHE. ML:0.5 0.000015587438499999998 0.1664 AML other m 2020-08-18T20:37:09.91
IV.SACR.HNN. ML:0.0 0.0000047829069999999995 0.1792 AML other m 2020-08-18T20:37:10.11
IV.CAFE.HNE. ML:1.0 0.000037602749500000004 0.8352 AML other m 2020-08-18T20:37:10.46
IV.SACR.HNE. ML:1.8 0.0003211978695 0.0928 AML other m 2020-08-18T20:37:11.10
IV.CAFE.HHN. ML:1.2 0.000059601899999999996 0.256 AML other m 2020-08-18T20:37:11.30
IV.SNAL.HNN. ML:1.0 0.000032204915 0.3072 AML other m 2020-08-18T20:37:12.37
IV.SNAL.HNE. ML:1.0 0.00003257152 0.3968 AML other m 2020-08-18T20:37:12.60
IV.SNAL.HHN. ML:0.7 0.0000165843085 0.1024 AML other m 2020-08-18T20:37:12.58
IV.SNAL.HHE. ML:0.9 0.000024236222500000002 0.4352 AML other m 2020-08-18T20:37:12.86
IV.CAFE.HHE. ML:1.1 0.000047891514999999995 0.2176 AML other m 2020-08-18T20:37:13.66
IV.SACR.HHN. ML:1.0 0.00004605 0.42 AML other m 2020-08-18T20:37:15.62
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