Earthquake with magnitude of ML 1.2 on date 26-10-2020 and time 16:55:02 (UTC) in region 2 km NW Vastogirardi (IS)

A magnitude ML 1.2 earthquake occured in region: 2 km NW Vastogirardi (IS), on

  • 26-10-2020 16:55:02 (UTC)
  • 26-10-2020 17:55:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.79, 14.25 at 17 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
Vastogirardi IS 2 704 704
Capracotta IS 5 903 1607
San Pietro Avellana IS 5 503 2110
Castel del Giudice IS 7 346 2456
Ateleta AQ 8 1181 3637
Carovilli IS 10 1359 4996
Agnone IS 10 5139 10135
Sant'Angelo del Pesco IS 10 364 10499
Roccasicura IS 10 550 11049
Pescopennataro IS 11 285 11334
Castel di Sangro AQ 11 6538 17872
Forlì del Sannio IS 12 675 18547
Rionero Sannitico IS 12 1118 19665
Pietrabbondante IS 13 759 20424
Castelverrino IS 13 115 20539
Gamberale CH 13 320 20859
Poggio Sannita IS 14 702 21561
Pizzoferrato CH 15 1130 22691
Pescolanciano IS 15 855 23546
Rosello CH 15 237 23783
Roccaraso AQ 15 1627 25410
Borrello CH 15 354 25764
Belmonte del Sannio IS 15 768 26532
Acquaviva d'Isernia IS 15 425 26957
Quadri CH 15 815 27772
Miranda IS 16 1047 28819
Roio del Sangro CH 17 103 28922
Montenero Val Cocchiara IS 17 538 29460
Rivisondoli AQ 17 700 30160
Chiauci IS 17 233 30393
Fallo CH 18 139 30532
Civitaluparella CH 18 351 30883
Scontrone AQ 18 574 31457
Pescocostanzo AQ 19 1128 32585
Sessano del Molise IS 19 727 33312
Alfedena AQ 19 864 34176
Castiglione Messer Marino CH 19 1790 35966
Civitanova del Sannio IS 19 945 36911
Cerro al Volturno IS 19 1281 38192
Villa Santa Maria CH 20 1346 39538

Municipalities with at least 50000 inhabitants

An earthquake occurred to
63 Km S of Chieti (51815 inhabitants)
75 Km S of Pescara (121014 inhabitants)
80 Km N of Caserta (76326 inhabitants)
81 Km S of Montesilvano (53738 inhabitants)
86 Km NW of Benevento (60091 inhabitants)
91 Km N of Aversa (53047 inhabitants)
94 Km SE of L'Aquila (69753 inhabitants)
95 Km N of Acerra (59573 inhabitants)
95 Km W of San Severo (53905 inhabitants)
96 Km N of Giugliano in Campania (122974 inhabitants)
97 Km N of Afragola (65057 inhabitants)
99 Km N of Casoria (77642 inhabitants)
99 Km N of Marano di Napoli (59874 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 1.2 2020-10-26
16:55:02
41.79 14.25 17 2021-02-26
14:56:19
Bollettino Sismico Italiano INGV 87181851
Reviewed
Rev100
ML 1.2 2020-10-26
16:55:02
41.81 14.27 11 2020-10-26
17:06:05
Sala Sismica INGV-Roma 84160171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-26 16:55:02 ± 0.17
Latitude 41.79 ± 0.01
Longitude 14.25 ± 0.01
Depth (km) 17 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87181851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 740
Semi-minor axis of confidence ellipse (meter) 62
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 38
Circular confidence region, given by single value of horizontal uncertainty (meter) 740
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.55938
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 87181851
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-15 13:33:44

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 84160171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-26 17:06:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MUCR.HHZ. 2020-10-26T16:56:35.77 3.0 undecidable manual Sg 4.61 0
IV.APEC.HHZ. 2020-10-26T16:56:17.87 3.0 undecidable manual Sg 4.58 0
IV.MILZ.HHZ. 2020-10-26T16:56:13.76 3.0 undecidable manual Sn -9.99 0
CR.STON.BHZ. 2020-10-26T16:56:10.42 3.0 undecidable manual Sn 0.14 0
ST.RONC.EHZ. 2020-10-26T16:56:08.43 3.0 undecidable manual Pn -7.05 0
IV.CAR1.HNZ. 2020-10-26T16:56:07.27 3.0 undecidable manual Sg -0.62 0
IV.MAON.HHZ. 2020-10-26T16:56:06.02 3.0 undecidable manual Sn -9.99 0
XK.GIZZ.HHZ. 2020-10-26T16:56:03.71 3.0 undecidable manual Sn -9.99 0
MN.TRI.HHZ. 2020-10-26T16:56:01.06 3.0 positive manual Pn 0.97 0
IV.GALF.HHZ. 2020-10-26T16:56:00.18 3.0 positive manual Pg 7.17 0
AC.VLO.HHZ. 2020-10-26T16:55:57.66 3.0 positive manual Pg 5.33 0
IV.NDIM.HNZ. 2020-10-26T16:55:56.98 3.0 undecidable manual Pn -5.03 0
CR.ZAG.BHZ. 2020-10-26T16:55:55.26 3.0 undecidable manual Pn -6.81 0
IV.RM33.HNZ. 2020-10-26T16:55:47.47 3.0 undecidable manual Sg 2.47 0
IV.MAON.HHZ. 2020-10-26T16:55:46.91 3.0 undecidable manual Pg 6.2 0
IV.RMP.HHZ. 2020-10-26T16:55:46.86 3.0 undecidable manual Sg 1.02 0
XK.SELL.HHZ. 2020-10-26T16:55:42.46 3.0 positive manual Pg 1.75 0
IV.CRTC.HHZ. 2020-10-26T16:55:40.66 3.0 undecidable manual Pg 2.69 0
IV.PE3.EHZ. 2020-10-26T16:55:39.22 3.0 undecidable manual Pg -0.15 0
IV.TDS.HHZ. 2020-10-26T16:55:34.94 3.0 undecidable manual Pg 3.79 0
IV.T0110.HHZ. 2020-10-26T16:55:22.22 0.6 undecidable manual S 322 0.5594 96 0.49 42
IV.SNAL.HHZ. 2020-10-26T16:55:22.50 3.0 undecidable manual Sn 3.56 0
IV.VIVA.HHZ. 2020-10-26T16:55:19.81 3.0 positive manual Pg -2.35 0
IV.RM33.HNZ. 2020-10-26T16:55:18.27 3.0 undecidable manual P -4.23 0
IV.LAV9.HNZ. 2020-10-26T16:55:17.26 3.0 positive manual Pn -5.49 0
IV.POFI.HHZ. 2020-10-26T16:55:17.47 0.6 undecidable manual S 260 0.4047 100 0.27 46
IV.INTR.HHZ. 2020-10-26T16:55:15.56 0.6 undecidable manual S 311 0.3354 103 0.38 45
IV.T0110.HHZ. 2020-10-26T16:55:13.44 0.3 undecidable manual P 322 0.5594 96 -0.21 68
IV.LPEL.HHZ. 2020-10-26T16:55:12.66 0.6 undecidable manual S 350 0.259 108 -0.33 47
IV.TRIV.HHN. 2020-10-26T16:55:12.85 0.6 undecidable manual S 96 0.2284 112 0.71 40
IV.POFI.HHZ. 2020-10-26T16:55:10.89 0.3 undecidable manual P 260 0.4047 100 -0.15 70
IV.INTR.HHZ. 2020-10-26T16:55:09.77 0.1 positive manual P 311 0.3354 103 -0.11 96
IV.RNI2.HHZ. 2020-10-26T16:55:09.64 0.6 undecidable manual S 218 0.1124 136 0.38 47
IV.MIDA.HNZ. 2020-10-26T16:55:09.72 0.6 undecidable manual S 178 0.1502 125 -0.38 47
IV.LPEL.HHZ. 2020-10-26T16:55:08.44 0.1 undecidable manual P 350 0.259 108 -0.17 97
IV.TRIV.HHN. 2020-10-26T16:55:08.11 0.3 undecidable manual P 96 0.2284 112 -0.01 75
IV.MIDA.HNZ. 2020-10-26T16:55:06.76 0.1 undecidable manual P 178 0.1502 125 -0.18 99
IV.RNI2.HHZ. 2020-10-26T16:55:06.56 0.1 undecidable manual P 218 0.1124 136 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RNI2.HHN. ML:1.1 0.0001008 0.44 AML other m 2020-10-26T16:55:10.71
IV.RNI2.HHE. ML:1.2 0.0001375 0.46 AML other m 2020-10-26T16:55:12.73
IV.LPEL.HHE. ML:1.4 0.0001196 0.94 AML other m 2020-10-26T16:55:13.86
IV.LPEL.HHN. ML:1.5 0.000139 1.34 AML other m 2020-10-26T16:55:13.26
IV.POFI.HHE. ML:1 2.325E-5 0.44 AML other m 2020-10-26T16:55:18.36
IV.POFI.HHN. ML:1 2.305E-5 0.42 AML other m 2020-10-26T16:55:25.40
IV.VIVA.HHE. ML:2.9 0.0005635 0.42 AML other m 2020-10-26T16:56:15.58
IV.VIVA.HHN. ML:2.9 0.0005825 1.24 AML other m 2020-10-26T16:56:16.33
AC.VLO.HHN. ML:4.6 0.00167 0.06 AML other m 2020-10-26T16:56:31.43
AC.VLO.HHE. ML:4.3 0.000741 0.18 AML other m 2020-10-26T16:56:31.55
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download