Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 06-12-2017 and time 19:20:51 (Italy) in region 3 km S Vastogirardi (IS)

A magnitude ML 2.3 earthquake occured in region: 3 km S Vastogirardi (IS), on

  • 06-12-2017 18:20:51 (UTC)
  • 06-12-2017 19:20:51 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7480, 14.2660 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
Vastogirardi IS 3 704 704
Carovilli IS 5 1359 2063
Roccasicura IS 6 550 2613
San Pietro Avellana IS 8 503 3116
Forlì del Sannio IS 9 675 3791
Capracotta IS 10 903 4694
Pescolanciano IS 10 855 5549
Pietrabbondante IS 10 759 6308
Agnone IS 11 5139 11447
Rionero Sannitico IS 11 1118 12565
Castelverrino IS 11 115 12680
Miranda IS 12 1047 13727
Castel del Giudice IS 12 346 14073
Chiauci IS 13 233 14306
Acquaviva d'Isernia IS 13 425 14731
Poggio Sannita IS 13 702 15433
Ateleta AQ 13 1181 16614
Sessano del Molise IS 13 727 17341
Castel di Sangro AQ 14 6538 23879
Civitanova del Sannio IS 15 945 24824
Pescopennataro IS 15 285 25109
Sant'Angelo del Pesco IS 15 364 25473
Pesche IS 15 1661 27134
Belmonte del Sannio IS 16 768 27902
Bagnoli del Trigno IS 17 735 28637
Montenero Val Cocchiara IS 17 538 29175
Cerro al Volturno IS 17 1281 30456
Isernia IS 18 21842 52298
Carpinone IS 18 1157 53455
Gamberale CH 18 320 53775
Rosello CH 19 237 54012
Scontrone AQ 19 574 54586
Fornelli IS 19 1909 56495
Duronia CB 19 405 56900
Roccaraso AQ 19 1627 58527
Alfedena AQ 19 864 59391
Pettoranello del Molise IS 19 460 59851
Borrello CH 20 354 60205
Pizzoferrato CH 20 1130 61335
Castel San Vincenzo IS 20 516 61851
Schiavi di Abruzzo CH 20 860 62711
Quadri CH 20 815 63526

Municipalities with at least 50000 inhabitants

An earthquake occurred to
68 Km S of Chieti (51815 inhabitants)
75 Km N of Caserta (76326 inhabitants)
80 Km S of Pescara (121014 inhabitants)
81 Km NW of Benevento (60091 inhabitants)
86 Km S of Montesilvano (53738 inhabitants)
86 Km N of Aversa (53047 inhabitants)
90 Km N of Acerra (59573 inhabitants)
91 Km N of Giugliano in Campania (122974 inhabitants)
92 Km N of Afragola (65057 inhabitants)
93 Km W of San Severo (53905 inhabitants)
94 Km N of Casoria (77642 inhabitants)
95 Km N of Marano di Napoli (59874 inhabitants)
98 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 2.3 2017-12-06
18:20:51		 41.7482 14.266 11 2018-09-04
09:10:38		 Bollettino Sismico Italiano INGV 52591891
Reviewed
Rev100 		ML 2.2 2017-12-06
18:20:51		 41.74 14.2713 14 2017-12-06
18:28:48		 Sala Sismica INGV-Roma 52384281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-12-06 18:20:51 ± 0.04
Latitude 41.7482 ± 0.0018
Longitude 14.2660 ± 0.0024
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 52591891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 330
Semi-minor axis of confidence ellipse (meter) 100
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 44
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 40
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.10167
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 41
Type of magnitude ML
Reference to an origin 52591891
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-12-14 17:59:56

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 33
Type of magnitude ML
Reference to an origin 52384281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-12-06 18:28:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSNT.HHZ. 2017-12-06T18:21:40.83 3.0 negative manual Pg 5.79 0
IV.FOSV.EHZ. 2017-12-06T18:21:26.44 3.0 undecidable manual Pg 3.62 0
IV.FAGN.HHZ. 2017-12-06T18:21:15.12 0.3 undecidable manual S 316 80.364 90 0.11 68
IV.MELA.HHZ. 2017-12-06T18:21:12.88 0.3 undecidable manual S 93 71.4729 90 0.26 67
IV.T0110.HHZ. 2017-12-06T18:21:11.62 0.3 undecidable manual S 323 66.9774 90 0.21 68
IV.SGRT.HHZ. 2017-12-06T18:21:11.23 0.1 undecidable manual P 89 122.2887 90 -0.12 82
IV.LRP.EHN. 2017-12-06T18:21:09.06 0.3 undecidable manual S 259 57.3981 90 0.2 69
IV.TERO.HHN. 2017-12-06T18:21:09.96 0.6 undecidable manual P 331 111.1998 90 0.3 41
IV.APRC.HHZ. 2017-12-06T18:21:08.52 0.3 undecidable manual P 89 105.7164 90 -0.27 62
IV.CIGN.HHZ. 2017-12-06T18:21:07.65 0.6 undecidable manual S 101 53.9016 90 -0.29 45
IV.MCI.EHZ. 2017-12-06T18:21:06.47 0.3 undecidable manual S 233 47.2194 90 0.33 68
IV.GIUL.HHZ. 2017-12-06T18:21:05.52 0.3 undecidable manual P 256 86.4468 90 -0.31 65
IV.INTR.HHZ. 2017-12-06T18:21:05.01 0.3 undecidable manual S 315 41.7249 90 0.31 70
IV.POFI.HHZ. 2017-12-06T18:21:05.90 0.3 undecidable manual S 266 46.0206 90 0.08 72
IV.FAGN.HHZ. 2017-12-06T18:21:05.16 0.3 undecidable manual P 316 80.364 90 0.26 66
IV.GUAR.HHN. 2017-12-06T18:21:04.56 0.6 undecidable manual P 274 79.0653 90 -0.12 45
IV.SGG.HHZ. 2017-12-06T18:21:04.65 0.6 undecidable manual S 167 41.2254 90 0.11 48
IV.PTQR.HHZ. 2017-12-06T18:21:04.25 0.6 undecidable manual P 293 77.6667 90 -0.22 44
IV.VCEL.EHN. 2017-12-06T18:21:04.99 0.3 undecidable manual P 334 79.7646 90 0.19 67
IV.MELA.HHZ. 2017-12-06T18:21:03.04 0.1 positive manual P 93 71.4729 90 -0.48 85
IV.VAGA.HHZ. 2017-12-06T18:21:03.40 0.3 undecidable manual S 184 37.0296 90 -0.02 75
IV.LPEL.HHZ. 2017-12-06T18:21:02.80 0.3 undecidable manual S 348 33.8439 90 0.22 73
IV.T0110.HHZ. 2017-12-06T18:21:02.61 0.1 undecidable manual P 323 66.9774 90 -0.21 90
IV.BSSO.HHZ. 2017-12-06T18:21:02.66 0.3 undecidable manual S 129 35.2425 90 -0.29 71
IV.LRP.EHN. 2017-12-06T18:21:01.08 0.1 positive manual P 259 57.3981 90 -0.27 92
IV.GATE.HNN. 2017-12-06T18:21:01.76 1.0 undecidable manual P 116 59.3961 90 0.09 24
IV.PIGN.HNE. 2017-12-06T18:21:01.77 0.3 undecidable manual P 187 61.1943 90 -0.17 70
IV.CIGN.HHZ. 2017-12-06T18:21:00.94 0.1 positive manual P 101 53.9016 90 0.12 95
IV.CERA.HHZ. 2017-12-06T18:21:00.59 0.3 undecidable manual S 231 26.4513 90 -0.01 76
IV.SACR.HNN. 2017-12-06T18:21:00.36 0.3 undecidable manual P 137 53.3022 90 -0.37 67
IV.POFI.HHZ. 2017-12-06T18:20:59.40 0.1 positive manual P 266 46.0206 90 -0.19 95
IV.TRIV.HHZ. 2017-12-06T18:20:59.64 0.3 undecidable manual S 85 23.5542 90 -0.2 73
IV.MCI.EHZ. 2017-12-06T18:20:59.75 0.1 positive manual P 233 47.2194 90 -0.03 98
IV.VAGA.HHZ. 2017-12-06T18:20:58.02 0.1 positive manual P 184 37.0296 90 -0.18 97
IV.BSSO.HHZ. 2017-12-06T18:20:58.28 0.1 positive manual P 129 35.2425 90 0.35 94
IV.SGG.HHZ. 2017-12-06T18:20:58.62 0.1 positive manual P 167 41.2254 90 -0.23 95
IV.INTR.HHZ. 2017-12-06T18:20:58.95 0.1 negative manual P 315 41.7249 90 0.01 99
IV.LPEL.HHZ. 2017-12-06T18:20:57.84 0.1 undecidable manual P 348 33.8439 90 0.12 99
IV.CERA.HHZ. 2017-12-06T18:20:56.46 0.1 positive manual P 231 26.4513 90 -0.12 100
IV.TRIV.HHZ. 2017-12-06T18:20:56.44 0.1 positive manual P 85 23.5542 90 0.29 97
IV.MIDA.HHZ. 2017-12-06T18:20:56.74 0.3 undecidable manual S 185 11.7771 109 0.03 78
IV.MIDA.HHZ. 2017-12-06T18:20:54.66 0.1 positive manual P 185 11.7771 109 0.32 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TRIV.HNN. ML:2.1 0.0007785 0.76 AML other m 2017-12-06T18:21:05.51
IV.MIDA.HHN. ML:2.6 0.00474 1.54 AML other m 2017-12-06T18:20:58.98
IV.MIDA.HNN. ML:2.6 0.004615 0.5 AML other m 2017-12-06T18:20:58.99
IV.CERA.HHE. ML:2.1 0.0007664999999999999 0.3 AML other m 2017-12-06T18:21:01.96
IV.BSSO.HHN. ML:1.0 0.00003738056 0.92 AML other m 2017-12-06T18:21:03.47
IV.LPEL.HHN. ML:2.8 0.0025800000000000003 0.16 AML other m 2017-12-06T18:21:04.03
IV.VAGA.HHE. ML:2.1 0.000526 1.26 AML other m 2017-12-06T18:21:04.13
IV.VAGA.HNE. ML:2.1 0.000519 1.24 AML other m 2017-12-06T18:21:04.14
IV.CERA.HHN. ML:2.1 0.0006779999999999999 0.52 AML other m 2017-12-06T18:21:04.33
IV.CERA.HNN. ML:2.1 0.0006585 0.54 AML other m 2017-12-06T18:21:04.34
IV.LPEL.HHE. ML:2.8 0.0025700000000000002 0.98 AML other m 2017-12-06T18:21:04.34
IV.BSSO.HNN. ML:1.6 0.00017141835 1.5 AML other m 2017-12-06T18:21:04.92
IV.TRIV.HHN. ML:2.1 0.0007765 0.74 AML other m 2017-12-06T18:21:05.50
IV.INTR.HHE. ML:2.5 0.0010400000000000001 0.14 AML other m 2017-12-06T18:21:05.57
IV.BSSO.HHE. ML:1.3 0.0000783306 1.14 AML other m 2017-12-06T18:21:05.08
IV.CERA.HNE. ML:2.1 0.0007415000000000001 0.66 AML other m 2017-12-06T18:21:05.33
IV.BSSO.HNE. ML:1.7 0.00018251695000000002 1.16 AML other m 2017-12-06T18:21:05.08
IV.INTR.HHN. ML:2.6 0.00143 0.12 AML other m 2017-12-06T18:21:05.88
IV.TRIV.HHE. ML:2.1 0.0007455000000000001 1.64 AML other m 2017-12-06T18:21:06.99
IV.TRIV.HNE. ML:2.1 0.0007175 0.34 AML other m 2017-12-06T18:21:06.00
IV.VAGA.HNN. ML:2.4 0.000991 0.98 AML other m 2017-12-06T18:21:06.89
IV.VAGA.HHN. ML:2.4 0.001034 0.98 AML other m 2017-12-06T18:21:06.89
IV.POFI.HNN. ML:2.1 0.0003765 0.58 AML other m 2017-12-06T18:21:06.64
IV.POFI.HHN. ML:2.2 0.0004235 0.58 AML other m 2017-12-06T18:21:06.35
IV.POFI.HNE. ML:2.2 0.00044999999999999993 0.58 AML other m 2017-12-06T18:21:06.64
IV.POFI.HHE. ML:2.2 0.0004665 0.58 AML other m 2017-12-06T18:21:06.64
IV.MCI.EHE. ML:2.6 0.001064 0.2 AML other m 2017-12-06T18:21:08.36
IV.MCI.EHN. ML:2.4 0.0007564999999999999 0.2 AML other m 2017-12-06T18:21:09.88
IV.FAGN.HHN. ML:2.4 0.00034899999999999997 1.76 AML other m 2017-12-06T18:21:16.08
IV.GIUL.HHE. ML:1.8 0.00006865 0.72 AML other m 2017-12-06T18:21:23.41
IV.GIUL.HHN. ML:1.8 0.0000864 0.28 AML other m 2017-12-06T18:21:23.63
IV.APRC.HHE. ML:2.1 0.0001255 0.62 AML other m 2017-12-06T18:21:25.64
IV.FAGN.HHE. ML:2.5 0.00039449999999999994 0.56 AML other m 2017-12-06T18:21:26.51
IV.APRC.HHN. ML:2.4 0.00020850000000000003 0.44 AML other m 2017-12-06T18:21:28.17
IV.SGRT.HHN. ML:2.2 0.00010800000000000001 0.34 AML other m 2017-12-06T18:21:30.31
IV.SGRT.HHE. ML:2.2 0.00011285 1.58 AML other m 2017-12-06T18:21:35.84
IV.MSAG.HHN. ML:2.2 0.0001065 0.38 AML other m 2017-12-06T18:21:36.32
IV.MSAG.HNN. ML:2.6 0.000253 0.36 AML other m 2017-12-06T18:21:36.33
IV.MSAG.HNE. ML:2.3 0.000128 1.4 AML other m 2017-12-06T18:21:37.29
IV.MIDA.HHE. ML:2.6 0.0044299015 0 AML other m 2017-12-06T18:20:58.09
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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