Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 16-10-2020 and time 22:37:01 (Italy) in region 2 km E Scontrone (AQ)

A magnitude ML 1.2 earthquake occured in region: 2 km E Scontrone (AQ), on

  • 16-10-2020 20:37:01 (UTC)
  • 16-10-2020 22:37:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7530, 14.0600 at 16 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Scontrone AQ 2 574 574
Alfedena AQ 3 864 1438
Montenero Val Cocchiara IS 4 538 1976
Castel di Sangro AQ 6 6538 8514
Barrea AQ 6 726 9240
Rionero Sannitico IS 8 1118 10358
Pizzone IS 10 329 10687
Civitella Alfedena AQ 10 296 10983
Roccaraso AQ 11 1627 12610
Castel San Vincenzo IS 11 516 13126
San Pietro Avellana IS 11 503 13629
Villetta Barrea AQ 11 653 14282
Cerro al Volturno IS 12 1281 15563
Acquaviva d'Isernia IS 12 425 15988
Forlì del Sannio IS 12 675 16663
Rivisondoli AQ 13 700 17363
Rocchetta a Volturno IS 14 1113 18476
Scapoli IS 15 680 19156
Pescocostanzo AQ 15 1128 20284
Roccasicura IS 16 550 20834
Ateleta AQ 16 1181 22015
Vastogirardi IS 17 704 22719
Colli a Volturno IS 17 1349 24068
Fornelli IS 18 1909 25977
Castel del Giudice IS 18 346 26323
San Biagio Saracinisco FR 19 349 26672
Opi AQ 19 420 27092
Capracotta IS 19 903 27995
Settefrati FR 20 728 28723
Miranda IS 20 1047 29770
Picinisco FR 20 1218 30988

Municipalities with at least 50000 inhabitants

An earthquake occurred to
67 Km S of Chieti (51815 inhabitants)
79 Km N of Caserta (76326 inhabitants)
80 Km S of Pescara (121014 inhabitants)
85 Km S of Montesilvano (53738 inhabitants)
86 Km SE of L'Aquila (69753 inhabitants)
88 Km N of Aversa (53047 inhabitants)
92 Km NW of Benevento (60091 inhabitants)
92 Km N of Giugliano in Campania (122974 inhabitants)
93 Km N of Acerra (59573 inhabitants)
95 Km N of Afragola (65057 inhabitants)
96 Km N of Marano di Napoli (59874 inhabitants)
96 Km N of Casoria (77642 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
Reviewed
Rev100 		ML 1.2 2020-10-16
20:37:01		 41.7533 14.0602 16 2020-10-16
20:42:04		 Sala Sismica INGV-Roma 83827811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-16 20:37:01 ± 0.08
Latitude 41.7533 ± 0.0045
Longitude 14.0602 ± 0.0048
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 83827811

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 474
Semi-minor axis of confidence ellipse (meter) 270
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 52
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.08544
Epicentral distance of station farthest from the epicenter (degree) 0.36872
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 20
Type of magnitude ML
Reference to an origin 83827811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-16 20:42:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LRP.EHZ. 2020-10-16T20:37:15.19 0.6 undecidable manual S 253 40.9257 99 -0.08 48
IV.VVLD.HHZ. 2020-10-16T20:37:14.52 0.6 undecidable manual S 290 38.3283 100 -0.06 48
IV.LPEL.HHZ. 2020-10-16T20:37:13.01 0.6 undecidable manual S 17 34.1436 102 -0.46 43
IV.INTR.HHZ. 2020-10-16T20:37:13.08 0.6 undecidable manual S 336 31.3464 103 0.32 46
IV.POFI.HHZ. 2020-10-16T20:37:12.31 0.6 undecidable manual S 262 29.0487 105 0.15 48
IV.MIDA.HNZ. 2020-10-16T20:37:10.15 0.6 undecidable manual S 128 20.2686 115 0.2 48
IV.LRP.EHZ. 2020-10-16T20:37:09.40 0.1 undecidable manual P 253 40.9257 99 -0.17 93
IV.VAGA.HHZ. 2020-10-16T20:37:09.54 0.1 undecidable manual P 159 40.1265 99 0.09 94
IV.CERA.HHZ. 2020-10-16T20:37:09.05 0.3 undecidable manual S 191 17.5713 120 -0.27 71
IV.TRIV.HNE. 2020-10-16T20:37:09.59 0.1 undecidable manual P 88 40.626 99 0.08 95
IV.VVLD.HHZ. 2020-10-16T20:37:09.17 0.1 undecidable manual P 290 38.3283 100 0 96
IT.OPI.HGZ. 2020-10-16T20:37:09.98 0.6 undecidable manual S 278 19.1697 117 0.28 47
IV.INTR.HHZ. 2020-10-16T20:37:08.09 0.1 undecidable manual P 336 31.3464 103 -0.03 97
IV.LPEL.HHZ. 2020-10-16T20:37:08.42 0.1 undecidable manual P 17 34.1436 102 -0.11 94
IV.POFI.HHZ. 2020-10-16T20:37:07.85 0.1 undecidable manual P 262 29.0487 105 0.08 97
IV.RNI2.HHZ. 2020-10-16T20:37:07.57 0.6 undecidable manual S 126 9.4794 142 -0.1 49
IT.OPI.HGZ. 2020-10-16T20:37:06.30 0.1 undecidable manual P 278 19.1697 117 -0.05 99
IV.CERA.HHZ. 2020-10-16T20:37:06.15 0.1 undecidable manual P 191 17.5713 120 0.01 100
IV.MIDA.HNZ. 2020-10-16T20:37:06.25 0.1 undecidable manual P 128 20.2686 115 -0.25 94
IV.RNI2.HHZ. 2020-10-16T20:37:05.65 0.1 undecidable manual P 126 9.4794 142 0.47 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CERA.HHN. ML:1.2 0.00011465000000000001 0.54 AML other m 2020-10-16T20:37:09.81
IV.RNI2.HHN. ML:1.1 0.0001285 0.96 AML other m 2020-10-16T20:37:09.68
IV.RNI2.HNN. ML:1.2 0.00013800000000000002 0.86 AML other m 2020-10-16T20:37:09.69
IV.RNI2.HNE. ML:1.4 0.00022849999999999997 0.46 AML other m 2020-10-16T20:37:10.27
IV.RNI2.HHE. ML:1.3 0.00020500000000000002 0.46 AML other m 2020-10-16T20:37:10.27
IV.CERA.HNN. ML:1.2 0.00011999999999999999 0.68 AML other m 2020-10-16T20:37:10.58
IV.CERA.HNE. ML:1.3 0.00012475 0.54 AML other m 2020-10-16T20:37:11.03
IV.CERA.HHE. ML:1.2 0.00011099999999999999 0.72 AML other m 2020-10-16T20:37:11.03
IV.POFI.HHE. ML:1.2 0.00008094999999999999 0.14 AML other m 2020-10-16T20:37:13.13
IV.POFI.HHN. ML:1.1 0.000055849999999999996 0.92 AML other m 2020-10-16T20:37:13.70
IV.LPEL.HHE. ML:1.3 0.0000775 1.34 AML other m 2020-10-16T20:37:15.00
IV.LPEL.HHN. ML:1.4 0.00009039999999999999 0.96 AML other m 2020-10-16T20:37:15.50
IV.VVLD.HHE. ML:1.2 0.00005545 0.46 AML other m 2020-10-16T20:37:15.28
IV.LRP.EHE. ML:1.4 0.00007435 0.54 AML other m 2020-10-16T20:37:15.58
IV.LRP.EHN. ML:1.1 0.0000392 0.32 AML other m 2020-10-16T20:37:15.82
IV.VVLD.HHN. ML:1.2 0.000060049999999999996 0.42 AML other m 2020-10-16T20:37:16.26
IV.VAGA.HHE. ML:1.3 0.0000615 1.38 AML other m 2020-10-16T20:37:21.04
IV.VAGA.HHN. ML:1.3 0.00007085 0.94 AML other m 2020-10-16T20:37:21.02
IV.INTR.HHE. ML:1.1 0.000053455325 0.384 AML other m 2020-10-16T20:37:13.89
IV.INTR.HHN. ML:1.1 0.00004873206 0.2688 AML other m 2020-10-16T20:37:13.34
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