Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 26-09-2020 and time 18:16:41 (UTC) in region 2 km SW Scapoli (IS)

A magnitude ML 1.5 earthquake occured in region: 2 km SW Scapoli (IS), on

  • 26-09-2020 18:16:41 (UTC)
  • 26-09-2020 20:16:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.5980, 14.0510 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
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
Cerro al Volturno IS 8 1281 9952
Pizzone IS 8 329 10281
Pozzilli IS 10 2380 12661
Acquafondata FR 10 263 12924
San Biagio Saracinisco FR 10 349 13273
Macchia d'Isernia IS 11 1035 14308
Viticuso FR 11 353 14661
Acquaviva d'Isernia IS 12 425 15086
Conca Casale IS 12 200 15286
Venafro IS 12 11280 26566
Vallerotonda FR 13 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 15 675 55448
Sant'Agapito IS 16 1496 56944
Picinisco FR 16 1218 58162
Capriati a Volturno CE 16 1541 59703
Sant'Elia Fiumerapido FR 17 6166 65869
Scontrone AQ 17 574 66443
Miranda IS 17 1047 67490
San Vittore del Lazio FR 18 2636 70126
Cervaro FR 18 8109 78235
Villa Latina FR 18 1241 79476
Longano IS 18 690 80166
Barrea AQ 18 726 80892
San Pietro Infine CE 19 944 81836
Settefrati FR 19 728 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 19 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)
76 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)
80 Km N of Casoria (77642 inhabitants)
80 Km NW of Benevento (60091 inhabitants)
84 Km N of Pozzuoli (81661 inhabitants)
84 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)
97 Km E of Latina (125985 inhabitants)
97 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 1.5 2020-09-26
18:16:41		 41.5985 14.0507 11 2021-02-26
14:55:57		 Bollettino Sismico Italiano INGV 83433231
Reviewed
Rev100 		ML 1.5 2020-09-26
18:16:41		 41.5972 14.0545 11 2020-09-26
18:25:54		 Sala Sismica INGV-Roma 83278721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-26 18:16:41 ± 0.08
Latitude 41.5985 ± 0.0054
Longitude 14.0507 ± 0.0060
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 83433231

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 530
Semi-minor axis of confidence ellipse (meter) 497
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
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 27
Number of defining phases 27
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) 0.02428
Epicentral distance of station farthest from the epicenter (degree) 0.66280
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations 17
Type of magnitude ML
Reference to an origin 83433231
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-13 11:33:20

ML:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations 17
Type of magnitude ML
Reference to an origin 83278721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-26 18:25:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T0110.HHZ. 2020-09-26T18:17:03.70 0.6 undecidable manual S 342 73.5708 50 0.3 42
IV.LPEL.HHE. 2020-09-26T18:16:57.40 0.6 undecidable manual S 12 50.9157 50 0.04 46
IV.INTR.HHZ. 2020-09-26T18:16:56.60 0.6 undecidable manual S 345 47.4192 50 0.19 45
IV.VVLD.HNZ. 2020-09-26T18:16:55.90 0.3 undecidable manual S 311 46.4202 50 -0.26 67
IV.GIUL.HHZ. 2020-09-26T18:16:53.04 0.6 undecidable manual P 266 66.1893 50 0.16 44
IV.T0110.HHZ. 2020-09-26T18:16:53.65 0.6 undecidable manual P 342 73.5708 50 -0.36 42
IV.POFI.HNN. 2020-09-26T18:16:52.30 0.6 undecidable manual S 295 31.0467 50 0.25 46
IV.LPEL.HHE. 2020-09-26T18:16:51.37 0.6 undecidable manual P 12 50.9157 50 0.84 37
IV.TRIV.HHN. 2020-09-26T18:16:50.22 0.6 undecidable manual P 66 45.4212 50 0.55 42
IV.MCI.EHN. 2020-09-26T18:16:50.40 0.6 undecidable manual S 239 23.0547 50 0.48 45
IV.VAGA.HHZ. 2020-09-26T18:16:50.60 0.6 undecidable manual S 143 25.3524 50 0.06 48
IT.OPI.HGZ. 2020-09-26T18:16:50.50 0.6 undecidable manual S 317 26.8509 50 -0.44 45
IV.INTR.HHZ. 2020-09-26T18:16:49.64 0.6 undecidable manual P 345 47.4192 50 -0.34 44
IV.VVLD.HNZ. 2020-09-26T18:16:49.44 0.3 undecidable manual P 311 46.4202 50 -0.4 65
IV.BSSO.HHE. 2020-09-26T18:16:49.79 0.6 undecidable manual P 97 45.4212 50 0.11 46
IV.SGG.HHE. 2020-09-26T18:16:48.12 0.6 undecidable manual P 131 36.0417 50 -0.11 47
IV.LRP.EHZ. 2020-09-26T18:16:48.53 0.6 undecidable manual P 278 38.8278 50 -0.13 47
IV.RNI2.HHZ. 2020-09-26T18:16:47.90 0.6 undecidable manual S 36 14.3745 126 0.53 44
IV.MIDA.HHZ. 2020-09-26T18:16:47.80 0.6 undecidable manual S 74 17.5713 121 -0.49 45
IV.POFI.HNN. 2020-09-26T18:16:47.42 0.6 undecidable manual P 295 31.0467 50 -0.03 48
IV.VAGA.HHZ. 2020-09-26T18:16:46.28 0.6 undecidable manual P 143 25.3524 50 -0.31 46
IV.MCI.EHN. 2020-09-26T18:16:46.34 0.6 undecidable manual P 239 23.0547 50 0.11 48
IT.OPI.HGZ. 2020-09-26T18:16:46.57 0.6 undecidable manual P 317 26.8509 50 -0.25 46
IV.CERA.HHZ. 2020-09-26T18:16:45.00 0.6 undecidable manual S 268 2.6973 166 0.04 51
IV.RNI2.HHZ. 2020-09-26T18:16:44.90 0.3 undecidable manual P 36 14.3745 126 0.14 73
IV.MIDA.HHZ. 2020-09-26T18:16:44.91 0.3 undecidable manual P 74 17.5713 121 -0.38 69
IV.CERA.HHZ. 2020-09-26T18:16:43.46 0.1 undecidable manual P 268 2.6973 166 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CERA.HHE. ML:1.3 0.0003533435 0.1664 AML other m 2020-09-26T18:16:45.45
IV.CERA.HNN. ML:1.5 0.0004889963 0.1408 AML other m 2020-09-26T18:16:45.47
IV.CERA.HHN. ML:1.5 0.00054347235 0.1408 AML other m 2020-09-26T18:16:45.61
IV.CERA.HNE. ML:1.3 0.00033377944999999997 0.2048 AML other m 2020-09-26T18:16:46.25
IV.MIDA.HHE. ML:1.5 0.00027501465 0.2048 AML other m 2020-09-26T18:16:48.49
IV.MIDA.HNN. ML:1.5 0.00024352564999999997 0.2432 AML other m 2020-09-26T18:16:48.75
IV.MIDA.HNE. ML:1.6 0.0002972661 0.1408 AML other m 2020-09-26T18:16:49.02
IV.MIDA.HHN. ML:1.6 0.0003047194 0.1408 AML other m 2020-09-26T18:16:49.02
IV.RNI2.HNN. ML:1.3 0.00019281765 0.1408 AML other m 2020-09-26T18:16:49.17
IV.RNI2.HHN. ML:1.3 0.00021080695 0.1408 AML other m 2020-09-26T18:16:49.17
IV.RNI2.HHE. ML:1.4 0.00023754585 0.1536 AML other m 2020-09-26T18:16:49.82
IV.RNI2.HNE. ML:1.4 0.00022632369999999998 0.1536 AML other m 2020-09-26T18:16:49.82
IV.VAGA.HNN. ML:1.5 0.00016889005 0.2176 AML other m 2020-09-26T18:16:51.67
IV.VAGA.HHN. ML:1.5 0.0001848369 0.32 AML other m 2020-09-26T18:16:51.67
IV.VAGA.HNE. ML:1.3 0.00011574530500000001 0.2432 AML other m 2020-09-26T18:16:52.58
IV.INTR.HNE. ML:1.9 0.00021083625 1.6 AML other m 2020-09-26T18:16:53.54
IV.INTR.HHN. ML:1.6 0.00012205053000000001 1.6128 AML other m 2020-09-26T18:17:09.18
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