Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 21-10-2019 and time 21:35:49 (Italy) in region 3 km SW Pizzone (IS)

A magnitude ML 1.7 earthquake occured in region: 3 km SW Pizzone (IS), on

  • 21-10-2019 19:35:49 (UTC)
  • 21-10-2019 21:35:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6550, 14.0100 at 10 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Pizzone IS 3 329 329
Castel San Vincenzo IS 5 516 845
Scapoli IS 6 680 1525
Rocchetta a Volturno IS 7 1113 2638
Cerro al Volturno IS 8 1281 3919
San Biagio Saracinisco FR 8 349 4268
Montenero Val Cocchiara IS 8 538 4806
Alfedena AQ 9 864 5670
Colli a Volturno IS 10 1349 7019
Scontrone AQ 11 574 7593
Barrea AQ 12 726 8319
Picinisco FR 12 1218 9537
Acquaviva d'Isernia IS 12 425 9962
Fornelli IS 12 1909 11871
Rionero Sannitico IS 13 1118 12989
Filignano IS 13 648 13637
Montaquila IS 13 2456 16093
Acquafondata FR 13 263 16356
Settefrati FR 13 728 17084
Civitella Alfedena AQ 14 296 17380
Vallerotonda FR 14 1581 18961
Viticuso FR 15 353 19314
Villa Latina FR 15 1241 20555
Forlì del Sannio IS 15 675 21230
Villetta Barrea AQ 15 653 21883
Pozzilli IS 16 2380 24263
Macchia d'Isernia IS 17 1035 25298
Castel di Sangro AQ 17 6538 31836
San Donato Val di Comino FR 17 2107 33943
Sant'Elia Fiumerapido FR 17 6166 40109
Gallinaro FR 18 1269 41378
Atina FR 18 4316 45694
Conca Casale IS 18 200 45894
Belmonte Castello FR 18 739 46633
Venafro IS 19 11280 57913
Roccasicura IS 19 550 58463
Isernia IS 20 21842 80305
Miranda IS 20 1047 81352

Municipalities with at least 50000 inhabitants

An earthquake occurred to
70 Km NW of Caserta (76326 inhabitants)
78 Km N of Aversa (53047 inhabitants)
79 Km S of Chieti (51815 inhabitants)
82 Km N of Giugliano in Campania (122974 inhabitants)
84 Km NW of Acerra (59573 inhabitants)
85 Km N of Afragola (65057 inhabitants)
85 Km N of Marano di Napoli (59874 inhabitants)
86 Km N of Casoria (77642 inhabitants)
87 Km NW of Benevento (60091 inhabitants)
90 Km N of Pozzuoli (81661 inhabitants)
92 Km S of Pescara (121014 inhabitants)
93 Km SE of L'Aquila (69753 inhabitants)
93 Km N of Napoli (974074 inhabitants)
94 Km E of Latina (125985 inhabitants)
96 Km S of Montesilvano (53738 inhabitants)
97 Km NW of Portici (55274 inhabitants)
98 Km N of Ercolano (53709 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 1.7 2019-10-21
19:35:49		 41.6548 14.0098 10 2020-02-28
16:41:58		 Bollettino Sismico Italiano INGV 73394261
Reviewed
Rev100 		ML 1.7 2019-10-21
19:35:50		 41.6475 14.0088 11 2019-10-21
19:48:28		 Sala Sismica INGV-Roma 73380001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-21 19:35:49 ± 0.04
Latitude 41.6548 ± 0.0027
Longitude 14.0098 ± 0.0024
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73394261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 265
Semi-minor axis of confidence ellipse (meter) 160
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 205
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 47
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.68798
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 73380001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-21 19:48:28

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 73394261
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-22 17:19:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSSA.HHZ. 2019-10-21T19:37:27.73 3.0 undecidable manual Sn -0.35 0
IV.SPS2.HHZ. 2019-10-21T19:37:13.40 3.0 undecidable manual Sn -1.29 0
CR.STON.BHZ. 2019-10-21T19:36:49.52 3.0 undecidable manual Pg 14.74 0
IV.MSAG.HHZ. 2019-10-21T19:36:39.90 3.0 undecidable manual Sn 0.19 0
IV.ERC.EHZ. 2019-10-21T19:36:39.86 3.0 undecidable manual Pn 0.18 0
IV.SGRT.HHZ. 2019-10-21T19:36:38.26 3.0 undecidable manual Sn 1.61 0
IV.APRC.HHZ. 2019-10-21T19:36:38.24 3.0 undecidable manual Sg 5.25 0
IV.ARVD.HHZ. 2019-10-21T19:36:38.38 3.0 undecidable manual Sn 0.37 0
OT.OT14.EHZ. 2019-10-21T19:36:38.06 3.0 undecidable manual Sn -1.71 0
IV.SPS2.HHZ. 2019-10-21T19:36:31.38 3.0 negative manual Pn -2.33 0
IV.FAGN.HHZ. 2019-10-21T19:36:13.26 1.0 undecidable manual S 333 76.368 50 0.2 22
IV.PTQR.HHZ. 2019-10-21T19:36:10.08 0.6 undecidable manual S 309 64.7907 50 0.12 45
IV.OFFI.HHZ. 2019-10-21T19:36:05.14 3.0 undecidable manual P -0.02 0
IT.SULP.HGN. 2019-10-21T19:36:05.93 0.6 undecidable manual S 352 48.2184 50 0.39 44
IV.LPEL.HHZ. 2019-10-21T19:36:04.92 0.3 undecidable manual S 18 45.8208 50 0.03 72
IV.SGG.HHN. 2019-10-21T19:36:04.26 0.6 undecidable manual S 134 42.7239 50 0.17 46
IV.LIK.EHN.01 2019-10-21T19:36:03.96 0.6 undecidable manual S 245 41.1255 50 0.3 45
IV.FAGN.HHZ. 2019-10-21T19:36:03.12 0.3 undecidable manual P 333 76.368 50 -0.15 66
IV.VVLD.HNZ. 2019-10-21T19:36:02.94 0.3 undecidable manual S 307 39.9267 50 -0.39 67
IV.VITU.HHZ. 2019-10-21T19:36:02.89 1.0 undecidable manual P 135 73.4709 50 0.07 22
IV.LRP.EHN. 2019-10-21T19:36:02.28 1.0 undecidable manual S 269 35.1426 50 0.24 23
IV.VAGA.HHZ. 2019-10-21T19:36:01.46 1.0 undecidable manual S 145 32.4453 50 0.12 24
IV.PTQR.HHZ. 2019-10-21T19:36:01.54 0.1 undecidable manual P 309 64.7907 50 0.06 91
IV.SRES.HHZ. 2019-10-21T19:36:00.85 3.0 undecidable manual P 2.18 0
IV.MODR.HHE. 2019-10-21T19:36:00.43 0.3 undecidable manual P 191 57.498 50 0.07 69
IV.MCI.EHZ. 2019-10-21T19:35:59.14 1.0 undecidable manual S 222 24.4533 111 0.14 24
IV.POFI.HNZ. 2019-10-21T19:35:59.57 0.3 undecidable manual S 286 25.6521 111 0.18 72
IV.BSSO.HHE. 2019-10-21T19:35:59.53 0.1 undecidable manual P 104 49.9167 50 0.34 89
IV.LPEL.HHZ. 2019-10-21T19:35:58.45 0.1 undecidable manual P 18 45.8208 50 -0.1 94
IV.TRIV.HHN. 2019-10-21T19:35:58.63 0.1 undecidable manual P 74 46.4202 50 -0.02 95
IT.SULP.HGN. 2019-10-21T19:35:58.92 0.6 undecidable manual P 352 48.2184 50 -0.01 48
IV.SGG.HHN. 2019-10-21T19:35:57.94 0.6 undecidable manual P 134 42.7239 50 -0.15 47
IV.MIDA.HHZ. 2019-10-21T19:35:57.28 1.0 undecidable manual S 94 20.2686 115 -0.4 23
IT.VNF1.HGN. 2019-10-21T19:35:57.31 1.0 undecidable manual S 170 19.6692 116 -0.16 24
IT.OPI.HGE. 2019-10-21T19:35:57.57 0.3 undecidable manual S 312 20.0688 116 -0.04 75
IV.LIK.EHN.01 2019-10-21T19:35:57.89 1.0 undecidable manual P 245 41.1255 50 0.05 24
IV.VVLD.HNZ. 2019-10-21T19:35:57.38 0.1 positive manual P 307 39.9267 50 -0.26 92
IV.LRP.EHN. 2019-10-21T19:35:56.83 0.1 undecidable manual P 269 35.1426 50 -0.08 96
IV.VAGA.HHZ. 2019-10-21T19:35:56.38 0.1 undecidable manual P 145 32.4453 50 -0.12 96
IV.RNI2.HHZ. 2019-10-21T19:35:55.76 0.6 undecidable manual S 65 12.9759 126 0.27 48
IV.POFI.HNZ. 2019-10-21T19:35:55.45 0.1 positive manual P 286 25.6521 111 0.08 98
IV.MCI.EHZ. 2019-10-21T19:35:55.06 0.1 undecidable manual P 222 24.4533 111 -0.09 98
IV.MIDA.HHZ. 2019-10-21T19:35:54.00 0.1 positive manual P 94 20.2686 115 -0.39 92
IT.VNF1.HGN. 2019-10-21T19:35:54.02 1.0 undecidable manual P 170 19.6692 116 -0.24 24
IT.OPI.HGE. 2019-10-21T19:35:54.32 0.1 undecidable manual P 312 20.0688 116 -0.03 100
IV.RNI2.HHZ. 2019-10-21T19:35:53.37 0.1 positive manual P 65 12.9759 126 0.24 97
IV.CERA.HHZ. 2019-10-21T19:35:53.88 0.3 undecidable manual S 174 6.3936 146 0 77
IV.CERA.HHZ. 2019-10-21T19:35:52.33 0.1 positive manual P 174 6.3936 146 0.13 100
IV.LAV9.HHZ. 2019-10-21T19:35:51.60 3.0 positive manual P -1.37 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CERA.HHE. ML:1.7 0.0007949999999999999 0.24 AML other m 2019-10-21T19:35:54.07
IV.CERA.HNE. ML:1.7 0.000766 0.24 AML other m 2019-10-21T19:35:54.07
IV.CERA.HHN. ML:1.8 0.0009339999999999999 0.44 AML other m 2019-10-21T19:35:56.13
IV.CERA.HNN. ML:1.7 0.000886 0.56 AML other m 2019-10-21T19:35:56.13
IV.MIDA.HHE. ML:1.6 0.0002935 0.3 AML other m 2019-10-21T19:35:57.43
IV.RNI2.HHN. ML:1.8 0.000751 0.36 AML other m 2019-10-21T19:35:57.53
IV.RNI2.HNN. ML:1.8 0.000697 0.34 AML other m 2019-10-21T19:35:57.54
IV.RNI2.HNE. ML:2.2 0.001555 0.44 AML other m 2019-10-21T19:35:57.72
IV.RNI2.HHE. ML:2.2 0.0016099999999999999 0.44 AML other m 2019-10-21T19:35:57.72
IV.MIDA.HHN. ML:1.7 0.00034199999999999996 0.3 AML other m 2019-10-21T19:35:58.70
IV.MCI.EHE. ML:1.8 0.0003785 0.22 AML other m 2019-10-21T19:36:02.55
IV.VAGA.HHN. ML:1.4 0.0001053 0.3 AML other m 2019-10-21T19:36:03.88
IV.VAGA.HHE. ML:1.2 0.00007305 1.2 AML other m 2019-10-21T19:36:03.23
IV.MCI.EHN. ML:1.6 0.0002635 0.98 AML other m 2019-10-21T19:36:05.04
IV.LPEL.HHN. ML:1.6 0.0001105 0.78 AML other m 2019-10-21T19:36:06.46
IV.LPEL.HHE. ML:1.7 0.00013800000000000002 0.6 AML other m 2019-10-21T19:36:06.03
IV.SGRT.HHN. ML:1.9 0.00004685 1.74 AML other m 2019-10-21T19:36:43.94
IV.SGRT.HHE. ML:1.9 0.000039349999999999994 0.8 AML other m 2019-10-21T19:36:45.58
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