Earthquake with magnitude of ML 1.8 on date 20-09-2020 and time 19:50:34 (Italy) in region 2 km SW Scapoli (IS)

A magnitude ML 1.8 earthquake occured in region: 2 km SW Scapoli (IS), on

  • 20-09-2020 17:50:34 (UTC)
  • 20-09-2020 19:50:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.5970, 14.0490 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Scapoli IS 2 680 680
Rocchetta a Volturno IS 4 1113 1793
Colli a Volturno IS 5 1349 3142
Filignano IS 6 648 3790
Castel San Vincenzo IS 7 516 4306
Montaquila IS 7 2456 6762
Fornelli IS 8 1909 8671
Pizzone IS 8 329 9000
Cerro al Volturno IS 8 1281 10281
Pozzilli IS 10 2380 12661
Acquafondata FR 10 263 12924
San Biagio Saracinisco FR 10 349 13273
Viticuso FR 10 353 13626
Macchia d'Isernia IS 11 1035 14661
Conca Casale IS 12 200 14861
Acquaviva d'Isernia IS 12 425 15286
Venafro IS 12 11280 26566
Vallerotonda FR 12 1581 28147
Montenero Val Cocchiara IS 13 538 28685
Monteroduni IS 13 2264 30949
Isernia IS 15 21842 52791
Rionero Sannitico IS 15 1118 53909
Alfedena AQ 15 864 54773
Forlì del Sannio IS 16 675 55448
Sant'Agapito IS 16 1496 56944
Picinisco FR 16 1218 58162
Capriati a Volturno CE 16 1541 59703
Sant'Elia Fiumerapido FR 16 6166 65869
Scontrone AQ 17 574 66443
Miranda IS 17 1047 67490
San Vittore del Lazio FR 17 2636 70126
Cervaro FR 18 8109 78235
Villa Latina FR 18 1241 79476
Longano IS 18 690 80166
San Pietro Infine CE 18 944 81110
Settefrati FR 18 728 81838
Barrea AQ 19 726 82564
Ciorlano CE 19 426 82990
Roccasicura IS 19 550 83540
Pettoranello del Molise IS 19 460 84000
Fontegreca CE 19 811 84811
Pesche IS 20 1661 86472
Sesto Campano IS 20 2388 88860
Belmonte Castello FR 20 739 89599

Municipalities with at least 50000 inhabitants

An earthquake occurred to
63 Km NW of Caserta (76326 inhabitants)
71 Km N of Aversa (53047 inhabitants)
75 Km N of Giugliano in Campania (122974 inhabitants)
77 Km NW of Acerra (59573 inhabitants)
78 Km N of Afragola (65057 inhabitants)
79 Km N of Marano di Napoli (59874 inhabitants)
79 Km N of Casoria (77642 inhabitants)
80 Km NW of Benevento (60091 inhabitants)
83 Km N of Pozzuoli (81661 inhabitants)
85 Km S of Chieti (51815 inhabitants)
86 Km N of Napoli (974074 inhabitants)
90 Km N of Portici (55274 inhabitants)
91 Km N of Ercolano (53709 inhabitants)
94 Km N of Torre del Greco (86275 inhabitants)
96 Km E of Latina (125985 inhabitants)
98 Km S of Pescara (121014 inhabitants)
98 Km NW of Avellino (54857 inhabitants)
100 Km SE of L'Aquila (69753 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 2020-09-20
17:50:34
41.5973 14.0487 11 2021-02-26
14:55:56
Bollettino Sismico Italiano INGV 83331131
Reviewed
Rev100
ML 1.8 2020-09-20
17:50:34
41.5947 14.0545 11 2020-09-20
18:03:13
Sala Sismica INGV-Roma 83073711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-20 17:50:34 ± 0.07
Latitude 41.5973 ± 0.0036
Longitude 14.0487 ± 0.0048
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83331131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 447
Semi-minor axis of confidence ellipse (meter) 323
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 41
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.02248
Epicentral distance of station farthest from the epicenter (degree) 0.66370
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations 28
Type of magnitude ML
Reference to an origin 83073711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-20 18:03:13

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 27
Type of magnitude ML
Reference to an origin 83331131
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-28 12:37:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T0110.HHZ. 2020-09-20T17:50:56.90 0.6 undecidable manual S 342 73.6707 50 0.56 40
IT.SULP.HGE. 2020-09-20T17:50:52.00 0.6 undecidable manual S 350 55.0005 50 0.63 40
IV.LPEL.HHZ. 2020-09-20T17:50:50.20 0.6 undecidable manual S 13 51.1155 50 -0.12 46
IV.INTR.HHZ. 2020-09-20T17:50:49.40 0.6 undecidable manual S 346 47.4192 50 0.04 47
IV.VVLD.HHZ. 2020-09-20T17:50:49.28 0.3 undecidable manual S 311 46.4202 50 0.21 69
IV.TRIV.HHZ. 2020-09-20T17:50:48.50 0.6 undecidable manual S 66 45.621 50 -0.36 45
IV.LRP.EHZ. 2020-09-20T17:50:47.50 0.6 undecidable manual S 278 38.7279 50 0.48 44
IV.T0110.HHZ. 2020-09-20T17:50:46.77 0.1 undecidable manual P 342 73.6707 50 -0.17 88
IV.SGG.HHZ. 2020-09-20T17:50:46.60 0.6 undecidable manual S 130 36.0417 50 0.29 46
IV.POFI.HHZ. 2020-09-20T17:50:44.90 0.6 undecidable manual S 296 30.9468 50 -0.04 49
IT.SULP.HGE. 2020-09-20T17:50:44.12 0.6 undecidable manual P 350 55.0005 50 0.05 47
IV.PTRJ.HHZ. 2020-09-20T17:50:43.48 0.6 undecidable manual P 123 47.619 50 0.56 42
IV.VAGA.HHZ. 2020-09-20T17:50:43.60 0.3 undecidable manual S 143 25.3524 50 0.14 73
IT.OPI.HGN. 2020-09-20T17:50:43.50 0.6 undecidable manual S 318 26.8509 50 -0.36 46
IV.LPEL.HHZ. 2020-09-20T17:50:43.71 0.6 undecidable manual P 13 51.1155 50 0.25 45
IV.TRIV.HHZ. 2020-09-20T17:50:42.89 0.3 undecidable manual P 66 45.621 50 0.27 68
IV.INTR.HHZ. 2020-09-20T17:50:42.59 0.1 undecidable manual P 346 47.4192 50 -0.32 90
IV.VVLD.HHZ. 2020-09-20T17:50:42.38 0.1 undecidable manual P 311 46.4202 50 -0.36 89
IV.BSSO.HNZ. 2020-09-20T17:50:42.90 1.0 undecidable manual P 97 45.621 50 0.28 23
IV.PIGN.HHN. 2020-09-20T17:50:42.20 1.0 undecidable manual P 166 45.4212 50 -0.39 22
IV.MCI.EHZ. 2020-09-20T17:50:42.80 0.6 undecidable manual S 239 22.8549 50 0.02 50
IV.LRP.EHZ. 2020-09-20T17:50:41.52 0.3 undecidable manual P 278 38.7279 50 -0.04 72
IV.SGG.HHZ. 2020-09-20T17:50:41.26 0.3 undecidable manual P 130 36.0417 50 0.11 72
IV.RNI2.HHZ. 2020-09-20T17:50:40.70 0.6 undecidable manual S 36 14.5743 126 0.38 47
IV.MIDA.HHZ. 2020-09-20T17:50:40.80 0.6 undecidable manual S 74 17.7711 121 -0.45 46
IV.POFI.HHZ. 2020-09-20T17:50:40.01 0.3 undecidable manual P 296 30.9468 50 -0.34 69
IV.VAGA.HHZ. 2020-09-20T17:50:39.17 0.1 positive manual P 143 25.3524 50 -0.34 93
IV.MCI.EHZ. 2020-09-20T17:50:39.21 0.1 undecidable manual P 239 22.8549 50 0.1 98
IT.OPI.HGN. 2020-09-20T17:50:39.45 0.3 undecidable manual P 318 26.8509 50 -0.28 70
IV.RNI2.HHZ. 2020-09-20T17:50:37.92 0.1 positive manual P 36 14.5743 126 0.23 97
IV.CERA.HHE. 2020-09-20T17:50:37.90 0.3 undecidable manual S 271 2.4975 167 0.06 77
IV.MIDA.HHZ. 2020-09-20T17:50:37.95 0.1 negative manual P 74 17.7711 121 -0.28 95
IV.CERA.HHE. 2020-09-20T17:50:36.42 0.1 negative manual P 271 2.4975 167 0.17 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RNI2.HNE. ML:1.8 0.0006054667500000001 0.2816 AML other m 2020-09-20T17:50:41.28
IV.MIDA.HHE. ML:1.9 0.0006717442499999999 0.2048 AML other m 2020-09-20T17:50:41.52
IV.MIDA.HNE. ML:2.0 0.00078396435 0.1792 AML other m 2020-09-20T17:50:41.63
IV.MIDA.HHN. ML:2.0 0.00081934055 0.1408 AML other m 2020-09-20T17:50:41.63
IV.MIDA.HNN. ML:1.8 0.0005202295500000001 0.2688 AML other m 2020-09-20T17:50:41.63
IV.RNI2.HHN. ML:1.8 0.0006814126 0.2176 AML other m 2020-09-20T17:50:42.17
IV.RNI2.HNN. ML:1.8 0.0006277378499999999 0.2176 AML other m 2020-09-20T17:50:42.17
IV.MCI.EHE. ML:2.2 0.0009045641 0.256 AML other m 2020-09-20T17:50:44.29
IV.MCI.EHN. ML:2.0 0.0006871850500000001 0.2432 AML other m 2020-09-20T17:50:44.52
IV.VAGA.HHN. ML:1.8 0.00039197305 0.2432 AML other m 2020-09-20T17:50:45.56
IV.VAGA.HNN. ML:1.8 0.00035994654999999996 0.2176 AML other m 2020-09-20T17:50:45.56
IV.VAGA.HHE. ML:1.7 0.0002854884 0.2432 AML other m 2020-09-20T17:50:45.67
IV.VAGA.HNE. ML:1.7 0.00027177025 0.2176 AML other m 2020-09-20T17:50:45.68
IV.POFI.HHN. ML:1.0 0.000048402 0.1664 AML other m 2020-09-20T17:50:46.14
IV.POFI.HHE. ML:1.2 0.00006811529 0.256 AML other m 2020-09-20T17:50:46.34
IV.VVLD.HHN. ML:1.8 0.0001723033 0.1792 AML other m 2020-09-20T17:50:49.47
IV.VVLD.HNN. ML:1.8 0.00017038419999999997 0.1792 AML other m 2020-09-20T17:50:49.47
IV.INTR.HNE. ML:1.8 0.00015784777865000002 0.192 AML other m 2020-09-20T17:50:50.40
IV.VVLD.HNE. ML:1.7 0.00013329515000000001 0.2048 AML other m 2020-09-20T17:50:50.73
IV.VVLD.HHE. ML:1.6 0.00011533519999999999 0.2048 AML other m 2020-09-20T17:50:50.84
IV.INTR.HHN. ML:1.9 0.00021261174999999999 0.2432 AML other m 2020-09-20T17:50:50.78
IV.INTR.HNN. ML:1.9 0.00020793325000000002 0.2304 AML other m 2020-09-20T17:50:50.78
IV.INTR.HHE. ML:1.8 0.00017060550000000003 0.1792 AML other m 2020-09-20T17:50:50.85
IV.LPEL.HHN. ML:1.9 0.00018761595 0.192 AML other m 2020-09-20T17:50:51.67
IV.LPEL.HHE. ML:1.7 0.00014033135 0.2432 AML other m 2020-09-20T17:50:51.90
IV.T0110.HHN. ML:1.9 0.00012909490000000002 0.3584 AML other m 2020-09-20T17:50:59.17
IV.T0110.HHE. ML:1.9 0.00012158515 0.2432 AML other m 2020-09-20T17:50:59.28
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