Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 15-08-2020 and time 04:10:12 (UTC) in region 5 km W Scapoli (IS)

A magnitude ML 1.3 earthquake occured in region: 5 km W Scapoli (IS), on

  • 15-08-2020 04:10:12 (UTC)
  • 15-08-2020 06:10:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6020, 14.0040 at 8 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
Scapoli IS 5 680 680
San Biagio Saracinisco FR 6 349 1029
Rocchetta a Volturno IS 7 1113 2142
Acquafondata FR 8 263 2405
Filignano IS 8 648 3053
Castel San Vincenzo IS 8 516 3569
Pizzone IS 8 329 3898
Colli a Volturno IS 8 1349 5247
Viticuso FR 9 353 5600
Vallerotonda FR 9 1581 7181
Montaquila IS 10 2456 9637
Cerro al Volturno IS 10 1281 10918
Pozzilli IS 11 2380 13298
Fornelli IS 12 1909 15207
Conca Casale IS 12 200 15407
Picinisco FR 12 1218 16625
Sant'Elia Fiumerapido FR 13 6166 22791
Venafro IS 13 11280 34071
Montenero Val Cocchiara IS 14 538 34609
Villa Latina FR 14 1241 35850
Macchia d'Isernia IS 14 1035 36885
Acquaviva d'Isernia IS 15 425 37310
Settefrati FR 15 728 38038
Alfedena AQ 15 864 38902
Cervaro FR 16 8109 47011
Belmonte Castello FR 16 739 47750
San Vittore del Lazio FR 16 2636 50386
Scontrone AQ 16 574 50960
Monteroduni IS 17 2264 53224
Rionero Sannitico IS 17 1118 54342
Atina FR 17 4316 58658
Barrea AQ 17 726 59384
San Pietro Infine CE 18 944 60328
Forlì del Sannio IS 18 675 61003
Gallinaro FR 18 1269 62272
Isernia IS 19 21842 84114
Cassino FR 19 36142 120256
Capriati a Volturno CE 19 1541 121797
Civitella Alfedena AQ 19 296 122093
Sant'Agapito IS 19 1496 123589
Terelle FR 19 422 124011
San Donato Val di Comino FR 20 2107 126118

Municipalities with at least 50000 inhabitants

An earthquake occurred to
65 Km NW of Caserta (76326 inhabitants)
72 Km N of Aversa (53047 inhabitants)
77 Km N of Giugliano in Campania (122974 inhabitants)
79 Km NW of Acerra (59573 inhabitants)
80 Km NW of Afragola (65057 inhabitants)
80 Km N of Marano di Napoli (59874 inhabitants)
81 Km N of Casoria (77642 inhabitants)
84 Km NW of Benevento (60091 inhabitants)
84 Km N of Pozzuoli (81661 inhabitants)
85 Km S of Chieti (51815 inhabitants)
87 Km N of Napoli (974074 inhabitants)
91 Km NW of Portici (55274 inhabitants)
93 Km NW of Ercolano (53709 inhabitants)
93 Km E of Latina (125985 inhabitants)
96 Km NW of Torre del Greco (86275 inhabitants)
97 Km SE of L'Aquila (69753 inhabitants)
98 Km S of Pescara (121014 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 1.3 2020-08-15
04:10:12		 41.6023 14.0037 8 2020-08-15
04:16:11		 Sala Sismica INGV-Roma 81994951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-15 04:10:12 ± 0.17
Latitude 41.6023 ± 0.0099
Longitude 14.0037 ± 0.0096
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81994951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 933
Semi-minor axis of confidence ellipse (meter) 647
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 154
Circular confidence region, given by single value of horizontal uncertainty (meter) 930.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.01169
Epicentral distance of station farthest from the epicenter (degree) 0.41549
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 81994951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-15 04:16:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HHZ. 2020-08-15T04:10:21.32 0.3 undecidable manual P 350 46.1205 50 0.02 74
IT.OPI.HGE. 2020-08-15T04:10:21.17 0.6 undecidable manual S 323 24.0537 109 -0.04 51
IV.MIDA.HHZ. 2020-08-15T04:10:20.42 0.6 undecidable manual S 78 21.2676 111 0.14 50
IV.MCI.EHZ. 2020-08-15T04:10:20.33 0.3 undecidable manual S 232 20.0688 112 0.42 71
IV.VVLD.HHE. 2020-08-15T04:10:20.29 0.1 undecidable manual P 313 43.2234 50 -0.57 87
IV.LRP.EHZ. 2020-08-15T04:10:19.66 0.6 undecidable manual P 278 34.9428 50 0.08 49
IV.RNI2.HHZ. 2020-08-15T04:10:19.46 0.3 undecidable manual S 48 16.6722 116 0.63 66
IV.POFI.HHE. 2020-08-15T04:10:18.29 0.6 undecidable manual P 298 27.3504 107 0.18 49
IT.OPI.HGE. 2020-08-15T04:10:17.27 0.6 undecidable manual P 323 24.0537 109 -0.21 49
IV.MCI.EHZ. 2020-08-15T04:10:17.31 0.3 undecidable manual P 232 20.0688 112 0.57 68
IV.VAGA.HHZ. 2020-08-15T04:10:17.98 0.6 undecidable manual P 137 28.2495 106 -0.3 48
IV.RNI2.HHZ. 2020-08-15T04:10:16.50 0.1 undecidable manual P 48 16.6722 116 0.39 96
IV.MIDA.HHZ. 2020-08-15T04:10:16.76 0.1 undecidable manual P 78 21.2676 111 -0.19 99
IV.CERA.HHZ. 2020-08-15T04:10:14.61 0.3 undecidable manual S 113 1.2987 171 -0.64 68
IV.CERA.HHZ. 2020-08-15T04:10:13.74 0.1 undecidable manual P 113 1.2987 171 -0.31 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RNI2.HHE. ML:1.4 0.0002575 0.36 AML other m 2020-08-15T04:10:21.34
IV.RNI2.HNE. ML:1.4 0.00025550000000000003 0.36 AML other m 2020-08-15T04:10:21.34
IV.RNI2.HHN. ML:1.3 0.00017199999999999998 0.4 AML other m 2020-08-15T04:10:21.62
IV.RNI2.HNN. ML:1.3 0.000182 1.06 AML other m 2020-08-15T04:10:21.62
IV.MIDA.HHE. ML:1.1 0.0000965 1.04 AML other m 2020-08-15T04:10:22.75
IV.MIDA.HHN. ML:1.2 0.00012034999999999998 0.56 AML other m 2020-08-15T04:10:23.33
IV.MCI.EHN. ML:1.6 0.0003 0.22 AML other m 2020-08-15T04:10:23.69
IV.MCI.EHE. ML:1.8 0.0004605 0.36 AML other m 2020-08-15T04:10:23.81
IV.VAGA.HHN. ML:1.3 0.00009795 0.28 AML other m 2020-08-15T04:10:23.87
IV.VAGA.HHE. ML:1.0 0.000056099999999999995 0.3 AML other m 2020-08-15T04:10:26.47
IV.INTR.HHN. ML:1.4 0.0000789 0.96 AML other m 2020-08-15T04:10:30.72
IV.INTR.HHE. ML:1.3 0.000053599999999999995 0.36 AML other m 2020-08-15T04:10:33.22
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