Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 23-09-2020 and time 07:13:12 (Italy) in region 2 km S Scapoli (IS)

A magnitude ML 1.9 earthquake occured in region: 2 km S Scapoli (IS), on

  • 23-09-2020 05:13:12 (UTC)
  • 23-09-2020 07:13:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.5970, 14.0670 at 11 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
Scapoli IS 2 680 680
Colli a Volturno IS 3 1349 2029
Rocchetta a Volturno IS 4 1113 3142
Montaquila IS 5 2456 5598
Filignano IS 6 648 6246
Fornelli IS 6 1909 8155
Castel San Vincenzo IS 7 516 8671
Cerro al Volturno IS 7 1281 9952
Pizzone IS 8 329 10281
Macchia d'Isernia IS 9 1035 11316
Pozzilli IS 9 2380 13696
Acquaviva d'Isernia IS 11 425 14121
Acquafondata FR 11 263 14384
Viticuso FR 11 353 14737
San Biagio Saracinisco FR 12 349 15086
Monteroduni IS 12 2264 17350
Conca Casale IS 12 200 17550
Venafro IS 12 11280 28830
Montenero Val Cocchiara IS 13 538 29368
Isernia IS 13 21842 51210
Vallerotonda FR 14 1581 52791
Sant'Agapito IS 14 1496 54287
Rionero Sannitico IS 14 1118 55405
Forlì del Sannio IS 15 675 56080
Alfedena AQ 16 864 56944
Capriati a Volturno CE 16 1541 58485
Miranda IS 16 1047 59532
Scontrone AQ 17 574 60106
Longano IS 17 690 60796
Picinisco FR 18 1218 62014
Pettoranello del Molise IS 18 460 62474
Roccasicura IS 18 550 63024
Sant'Elia Fiumerapido FR 18 6166 69190
Ciorlano CE 18 426 69616
Pesche IS 18 1661 71277
San Vittore del Lazio FR 18 2636 73913
Fontegreca CE 18 811 74724
Cervaro FR 19 8109 82833
San Pietro Infine CE 19 944 83777
Barrea AQ 19 726 84503
Villa Latina FR 19 1241 85744
Sesto Campano IS 20 2388 88132
Gallo Matese CE 20 579 88711
Settefrati FR 20 728 89439

Municipalities with at least 50000 inhabitants

An earthquake occurred to
62 Km NW of Caserta (76326 inhabitants)
70 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)
78 Km N of Marano di Napoli (59874 inhabitants)
79 Km N of Casoria (77642 inhabitants)
79 Km NW of Benevento (60091 inhabitants)
83 Km N of Pozzuoli (81661 inhabitants)
84 Km S of Chieti (51815 inhabitants)
86 Km N of Napoli (974074 inhabitants)
89 Km N of Portici (55274 inhabitants)
91 Km N of Ercolano (53709 inhabitants)
93 Km N of Torre del Greco (86275 inhabitants)
97 Km NW of Avellino (54857 inhabitants)
97 Km S of Pescara (121014 inhabitants)
98 Km E of Latina (125985 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 1.9 2020-09-23
05:13:12		 41.5972 14.0672 11 2021-02-26
14:56:12		 Bollettino Sismico Italiano INGV 85834021
Reviewed
Rev100 		ML 1.8 2020-09-23
05:13:12		 41.592 14.0642 10 2020-09-23
05:23:47		 Sala Sismica INGV-Roma 83150101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-23 05:13:12 ± 0.09
Latitude 41.5972 ± 0.0045
Longitude 14.0672 ± 0.0072
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85834021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 484
Semi-minor axis of confidence ellipse (meter) 480
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 109
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 4.97595
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 50
Type of magnitude ML
Reference to an origin 85834021
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-29 14:26:38

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 83150101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-23 05:23:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CARD.HHZ. 2020-09-23T05:14:54.69 3.0 undecidable manual Sn 2.4 0
IV.FIR.HHZ. 2020-09-23T05:14:35.25 3.0 undecidable manual Sn -2.89 0
IV.ORI.HHZ. 2020-09-23T05:14:30.64 3.0 undecidable manual Sg 4.21 0
IV.SARZ.HHZ. 2020-09-23T05:14:27.75 3.0 undecidable manual P 552.3249 -0.34 0
GU.GRAM.HHZ. 2020-09-23T05:14:20.48 3.0 negative manual P 456.3987 4.33 0
IV.MNTV.HNZ. 2020-09-23T05:14:20.02 3.0 undecidable manual P 474.4695 1.62 0
IV.APEC.HHZ. 2020-09-23T05:14:17.05 3.0 undecidable manual Sn -4.08 0
IV.PII.HHZ. 2020-09-23T05:14:05.17 3.0 positive manual P 372.849 -0.59 0
IV.CMPR.HHZ. 2020-09-23T05:14:02.28 3.0 undecidable manual S -4.73 0
IV.SPS2.HHZ. 2020-09-23T05:13:58.85 3.0 positive manual P 319.7355 -0.29 0
IV.T0110.HHZ. 2020-09-23T05:13:35.20 0.3 undecidable manual S 341 74.1702 50 0.2 66
IV.SRES.HHZ. 2020-09-23T05:13:35.35 3.0 undecidable manual P 146.8419 -1.42 0
IT.SULP.HGN. 2020-09-23T05:13:30.40 0.6 undecidable manual S 348 55.3002 50 0.42 43
IV.LPEL.HHZ. 2020-09-23T05:13:28.90 0.1 undecidable manual S 11 50.8158 50 0.13 93
IV.INTR.HHZ. 2020-09-23T05:13:28.10 0.1 undecidable manual S 344 47.9187 50 0.1 94
IV.VVLD.HHZ. 2020-09-23T05:13:27.70 0.3 undecidable manual S 310 47.619 50 -0.21 69
IV.LRP.EHZ. 2020-09-23T05:13:26.10 0.3 undecidable manual S 278 40.2264 50 0.15 70
IV.T0110.HHZ. 2020-09-23T05:13:25.26 0.3 undecidable manual P 341 74.1702 50 -0.31 64
IV.POFI.HHZ. 2020-09-23T05:13:23.90 0.3 undecidable manual S 295 32.3454 50 0.06 73
IV.TRIV.HHZ. 2020-09-23T05:13:22.39 3.0 negative manual P 44.2224 1.43 0
IV.MCI.EHZ. 2020-09-23T05:13:22.00 0.1 undecidable manual S 241 24.1536 50 0.34 93
IV.PTRJ.HNN. 2020-09-23T05:13:22.11 1.0 undecidable manual P 124 46.3203 50 0.83 19
IV.SACR.HNN. 2020-09-23T05:13:22.58 1.0 undecidable manual P 112 57.498 50 -0.43 21
IT.SULP.HGN. 2020-09-23T05:13:21.73 1.0 undecidable manual P 348 55.3002 50 -0.94 18
IV.LPEL.HHZ. 2020-09-23T05:13:21.85 0.6 undecidable manual P 11 50.8158 50 -0.12 46
IV.VVLD.HHZ. 2020-09-23T05:13:21.08 0.3 undecidable manual P 310 47.619 50 -0.4 66
IV.BSSO.HHE. 2020-09-23T05:13:21.90 1.0 undecidable manual P 97 44.0226 50 0.96 18
IV.INTR.HHZ. 2020-09-23T05:13:21.13 0.3 undecidable manual P 344 47.9187 50 -0.4 66
IV.LRP.EHZ. 2020-09-23T05:13:20.28 0.3 undecidable manual P 278 40.2264 50 -0.07 72
IV.SGG.HHZ. 2020-09-23T05:13:19.36 0.3 undecidable manual P 132 34.8429 50 -0.16 71
IV.POFI.HHZ. 2020-09-23T05:13:19.02 0.3 undecidable manual P 295 32.3454 50 -0.11 72
IT.OPI.HGE. 2020-09-23T05:13:18.15 1.0 undecidable manual P 315 27.9498 50 -0.3 23
IV.VAGA.HHZ. 2020-09-23T05:13:17.76 0.1 positive manual P 145 24.4533 50 -0.16 96
IV.MCI.EHZ. 2020-09-23T05:13:17.88 0.1 undecidable manual P 241 24.1536 50 0.01 99
IV.PIGN.HNE. 2020-09-23T05:13:17.52 3.0 undecidable manual P 45.0216 -3.57 0
IV.MIDA.HHZ. 2020-09-23T05:13:16.55 0.1 positive manual P 72 16.2726 124 -0.05 100
IV.RNI2.HHZ. 2020-09-23T05:13:16.55 0.1 positive manual P 31 13.7751 128 0.36 94
IV.CERA.HHZ. 2020-09-23T05:13:15.02 0.3 undecidable manual P 271 4.0959 159 0.02 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CERA.HNN. ML:2.0 0.0015075379999999999 0.16 AML other m 2020-09-23T05:13:18.72
IV.CERA.HHN. ML:2.0 0.0016340315 0.1792 AML other m 2020-09-23T05:13:18.72
IV.CERA.HHE. ML:1.9 0.0012202925 0.48 AML other m 2020-09-23T05:13:19.62
IV.CERA.HNE. ML:1.8 0.0011538820000000002 0.48 AML other m 2020-09-23T05:13:19.62
IV.MIDA.HHE. ML:2.1 0.001059758 0.2816 AML other m 2020-09-23T05:13:20.23
IV.MIDA.HNN. ML:2.0 0.0009178062 0.2208 AML other m 2020-09-23T05:13:20.34
IV.MIDA.HNE. ML:1.9 0.0007709181 0.16 AML other m 2020-09-23T05:13:20.54
IV.MIDA.HHN. ML:2.0 0.0008073719 0.16 AML other m 2020-09-23T05:13:20.62
IV.RNI2.HHE. ML:2.0 0.0011020598000000001 0.32 AML other m 2020-09-23T05:13:21.44
IV.RNI2.HNE. ML:2.0 0.0010198985 0.2016 AML other m 2020-09-23T05:13:21.77
IV.RNI2.HHN. ML:1.9 0.00085744485 0.1984 AML other m 2020-09-23T05:13:21.64
IV.RNI2.HNN. ML:1.9 0.0008391833 0.1792 AML other m 2020-09-23T05:13:21.65
IV.MCI.EHE. ML:2.2 0.0010024496 0.2592 AML other m 2020-09-23T05:13:22.80
IV.VAGA.HHE. ML:1.8 0.0003806298 0.24 AML other m 2020-09-23T05:13:24.17
IV.VAGA.HNE. ML:1.8 0.0003595074 0.24 AML other m 2020-09-23T05:13:24.05
IV.VAGA.HHN. ML:2.0 0.0006508540000000001 0.1984 AML other m 2020-09-23T05:13:24.55
IV.VAGA.HNN. ML:2.0 0.0006207974000000001 0.1984 AML other m 2020-09-23T05:13:24.55
IV.POFI.HHN. ML:1.2 0.000074078355 0.3392 AML other m 2020-09-23T05:13:24.87
IV.MCI.EHN. ML:2.0 0.0006176294 0.3424 AML other m 2020-09-23T05:13:25.47
IV.POFI.HHE. ML:1.2 0.00006939384 1.7632 AML other m 2020-09-23T05:13:25.96
IV.LRP.EHN. ML:1.0 0.000028711809999999996 0.4192 AML other m 2020-09-23T05:13:26.57
IV.POFI.HNE. ML:1.5 0.00014523405000000002 0.0896 AML other m 2020-09-23T05:13:26.90
IV.SGG.HHN. ML:1.5 0.00012240297999999999 0.4416 AML other m 2020-09-23T05:13:27.52
IV.SGG.HNN. ML:1.7 0.00022027255 0.7104 AML other m 2020-09-23T05:13:28.52
IV.LRP.EHE. ML:1.3 0.00007631162499999999 0.2816 AML other m 2020-09-23T05:13:28.52
IV.INTR.HNE. ML:1.8 0.00018713190000000003 0.4224 AML other m 2020-09-23T05:13:28.66
IV.INTR.HHN. ML:2.0 0.00025450655 0.1792 AML other m 2020-09-23T05:13:29.43
IV.INTR.HHE. ML:1.8 0.00016069155000000002 0.48 AML other m 2020-09-23T05:13:30.32
IV.LPEL.HNE. ML:1.8 0.00017037005 0.4896 AML other m 2020-09-23T05:13:30.49
IV.SGG.HHE. ML:1.6 0.00015984195 0.4 AML other m 2020-09-23T05:13:30.32
IV.LPEL.HHN. ML:1.8 0.00016428124999999999 0.1984 AML other m 2020-09-23T05:13:30.33
IV.SGG.HNE. ML:2.1 0.00048532275 0.6496 AML other m 2020-09-23T05:13:30.34
IV.LPEL.HHE. ML:1.9 0.00019559999999999998 0.16 AML other m 2020-09-23T05:13:30.57
IV.LPEL.HNN. ML:1.8 0.00016584005 0.1984 AML other m 2020-09-23T05:13:30.80
IV.POFI.HNN. ML:1.5 0.00013380534999999998 0.1824 AML other m 2020-09-23T05:13:32.85
IV.INTR.HNN. ML:2.0 0.0002476886 0.5184 AML other m 2020-09-23T05:13:33.62
IV.TRIV.HHE. ML:1.2 0.000051495794999999995 1.5584 AML other m 2020-09-23T05:13:36.95
IV.TRIV.HNN. ML:1.4 0.00007746798 0.7392 AML other m 2020-09-23T05:13:37.38
IV.T0110.HHE. ML:2.0 0.0001649649 0.3392 AML other m 2020-09-23T05:13:38.48
IV.T0110.HHN. ML:1.9 0.0001161788 0.4224 AML other m 2020-09-23T05:13:38.40
IV.SRES.HHE. ML:2.2 0.000084081345 0.3616 AML other m 2020-09-23T05:13:40.63
IV.TRIV.HNE. ML:1.3 0.00006537672999999999 0.2208 AML other m 2020-09-23T05:13:40.83
IV.SRES.HHN. ML:2.3 0.00010802297999999999 0.3616 AML other m 2020-09-23T05:13:41.18
IV.TRIV.HHN. ML:1.2 0.000052332204999999994 0.3392 AML other m 2020-09-23T05:13:43.94
IV.SPS2.HHN. ML:2.2 0.000015518875 0.5216 AML other m 2020-09-23T05:14:08.62
IV.PII.HHN. ML:2.7 0.00003295289 1.04 AML other m 2020-09-23T05:14:09.76
IV.SPS2.HHE. ML:2.4 0.00002272037 0.4 AML other m 2020-09-23T05:14:12.82
IV.PII.HHE. ML:2.6 0.000030731515 0.56 AML other m 2020-09-23T05:14:28.64
GU.GRAM.HHE. ML:3.2 0.00006594541 0.08 AML other m 2020-09-23T05:14:35.92
GU.GRAM.HHN. ML:3.6 0.0001730922 0.0608 AML other m 2020-09-23T05:15:18.52
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