Earthquake with magnitude of ML 1.7 on date 20-04-2019 and time 11:35:25 (UTC) in region 4 km NE Picinisco (FR)

A magnitude ML 1.7 earthquake occured in region: 4 km NE Picinisco (FR), on

  • 20-04-2019 11:35:25 (UTC)
  • 20-04-2019 13:35:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.67, 13.91 at 18 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
Picinisco FR 4 1218 1218
Settefrati FR 5 728 1946
San Biagio Saracinisco FR 6 349 2295
Villa Latina FR 8 1241 3536
Gallinaro FR 9 1269 4805
San Donato Val di Comino FR 9 2107 6912
Atina FR 10 4316 11228
Pizzone IS 11 329 11557
Civitella Alfedena AQ 12 296 11853
Belmonte Castello FR 12 739 12592
Vallerotonda FR 13 1581 14173
Barrea AQ 13 726 14899
Villetta Barrea AQ 13 653 15552
Castel San Vincenzo IS 13 516 16068
Alfedena AQ 13 864 16932
Alvito FR 14 2713 19645
Scapoli IS 14 680 20325
Acquafondata FR 14 263 20588
Opi AQ 14 420 21008
Sant'Elia Fiumerapido FR 14 6166 27174
Scontrone AQ 14 574 27748
Montenero Val Cocchiara IS 14 538 28286
Rocchetta a Volturno IS 16 1113 29399
Casalattico FR 16 574 29973
Terelle FR 16 422 30395
Viticuso FR 16 353 30748
Casalvieri FR 16 2698 33446
Cerro al Volturno IS 16 1281 34727
Vicalvi FR 17 783 35510
Posta Fibreno FR 18 1139 36649
Colli a Volturno IS 18 1349 37998
Filignano IS 18 648 38646
Pescasseroli AQ 19 2203 40849
Fontechiari FR 19 1303 42152

Municipalities with at least 50000 inhabitants

An earthquake occurred to
75 Km NW of Caserta (76326 inhabitants)
79 Km S of Chieti (51815 inhabitants)
81 Km NW of Aversa (53047 inhabitants)
86 Km N of Giugliano in Campania (122974 inhabitants)
86 Km E of Latina (125985 inhabitants)
87 Km SE of L'Aquila (69753 inhabitants)
88 Km N of Marano di Napoli (59874 inhabitants)
89 Km NW of Acerra (59573 inhabitants)
89 Km NW of Afragola (65057 inhabitants)
90 Km NW of Casoria (77642 inhabitants)
92 Km N of Pozzuoli (81661 inhabitants)
93 Km S of Pescara (121014 inhabitants)
94 Km E of Velletri (53303 inhabitants)
94 Km NW of Benevento (60091 inhabitants)
96 Km NW of Napoli (974074 inhabitants)
97 Km S of Montesilvano (53738 inhabitants)
98 Km E of Tivoli (56533 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
Rev 1000 ML 1.7 2019-04-20
11:35:25
41.67 13.91 19 2019-08-22
08:24:56
Bollettino Sismico Italiano INGV 67789301
Rev 100 ML 1.8 2019-04-20
11:35:25
41.67 13.9 17 2019-04-20
11:42:07
Sala Sismica INGV-Roma 67778921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-04-20 11:35:25 ± 0.07
Latitude 41.67 ± 0.00
Longitude 13.91 ± 0.00
Depth (km) 19 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 67789301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 359
Semi-minor axis of confidence ellipse (meter) 234
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 41
Circular confidence region, given by single value of horizontal uncertainty (meter) 360
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 31
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) 0.10702
Epicentral distance of station farthest from the epicenter (degree) 0.57197
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 29
Type of magnitude ML
Reference to an origin 67789301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-06-13 13:34:42

ML:1.8

Field Value
Value 1.8
Uncertainty 0.5
Num. used stations 30
Type of magnitude ML
Reference to an origin 67778921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-04-20 11:42:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.T0110.HHZ. 2019-04-20T11:35:45.13 0.3 undecidable manual S 350 0.572 98 -0.03 69
IV.PTQR.HHZ. 2019-04-20T11:35:43.96 0.6 undecidable manual S 314 0.5189 99 0.37 43
IV.SGG.HHN. 2019-04-20T11:35:41.20 0.6 undecidable manual S 128 0.4497 101 -0.4 43
IV.LPEL.HHZ. 2019-04-20T11:35:41.41 0.3 undecidable manual S 28 0.4326 102 0.31 66
IT.SULP.HGN. 2019-04-20T11:35:40.95 0.3 undecidable manual S 2 0.4191 102 0.24 67
IV.VAGA.HHZ. 2019-04-20T11:35:38.68 0.3 undecidable manual S 135 0.3498 105 -0.03 72
IV.INTR.HHZ. 2019-04-20T11:35:38.64 0.3 undecidable manual S 360 0.3453 106 0.05 71
IV.LIK.EHN.01 2019-04-20T11:35:37.91 0.3 undecidable manual S 238 0.3085 108 0.38 68
IV.T0110.HHZ. 2019-04-20T11:35:36.81 0.1 undecidable manual P 350 0.572 98 -0.09 91
IV.VVLD.HHZ. 2019-04-20T11:35:36.93 0.3 undecidable manual S 314 0.2941 109 -0.19 70
IV.PTQR.HHZ. 2019-04-20T11:35:35.76 0.3 undecidable manual P 314 0.5189 99 -0.23 67
IV.LRP.EHZ. 2019-04-20T11:35:35.56 0.3 undecidable manual S 266 0.2401 115 -0.08 72
IV.MIDA.HHZ. 2019-04-20T11:35:35.79 0.3 undecidable manual S 95 0.2599 113 -0.41 68
IV.GUAR.HHN. 2019-04-20T11:35:34.85 0.3 undecidable manual P 286 0.4614 101 -0.19 68
IT.SULP.HGN. 2019-04-20T11:35:34.43 0.1 undecidable manual P 2 0.4191 102 0.1 93
IV.SGG.HHN. 2019-04-20T11:35:34.79 0.1 undecidable manual P 128 0.4497 101 -0.05 93
IV.LPEL.HHZ. 2019-04-20T11:35:34.29 0.1 undecidable manual P 28 0.4326 102 -0.27 90
IV.RNI2.HHZ. 2019-04-20T11:35:34.54 0.6 undecidable manual S 78 0.1871 123 0.27 47
IV.VAGA.HHZ. 2019-04-20T11:35:33.27 0.1 undecidable manual P 135 0.3498 105 0.09 95
IV.POFI.HHZ. 2019-04-20T11:35:33.12 0.3 undecidable manual S 290 0.1547 129 -0.37 70
IV.VVLD.HHZ. 2019-04-20T11:35:32.16 0.1 positive manual P 314 0.2941 109 -0.1 96
IV.INTR.HHZ. 2019-04-20T11:35:32.97 0.1 positive manual P 360 0.3453 106 -0.14 94
IV.CERA.HHZ. 2019-04-20T11:35:32.43 0.3 undecidable manual S 129 0.107 141 -0.08 75
IV.LIK.EHN.01 2019-04-20T11:35:32.22 3.0 undecidable manual P 238 0.3085 108 -0.27 0
IT.OPI.HGE. 2019-04-20T11:35:32.56 0.3 undecidable manual S 333 0.1241 137 -0.28 72
IV.RNI2.HHZ. 2019-04-20T11:35:31.06 0.1 negative manual P 78 0.1871 123 0.45 91
IV.MCI.EHE. 2019-04-20T11:35:31.03 0.3 undecidable manual P 202 0.188 123 0.41 69
IV.LRP.EHZ. 2019-04-20T11:35:31.45 0.1 positive manual P 266 0.2401 115 0.05 98
IV.MIDA.HHZ. 2019-04-20T11:35:31.66 0.1 undecidable manual P 95 0.2599 113 -0.06 97
IV.POFI.HHZ. 2019-04-20T11:35:30.24 0.1 positive manual P 290 0.1547 129 0.08 99
IV.CERA.HHZ. 2019-04-20T11:35:29.70 0.1 negative manual P 129 0.107 141 0.11 99
IT.OPI.HGE. 2019-04-20T11:35:29.82 0.1 positive manual P 333 0.1241 137 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CERA.HNN. ML:2.1 0.00108494215 0.32 AML other m 2019-04-20T11:35:32.93
IV.CERA.HHE. ML:1.9 0.00065911065 0.2432 AML other m 2019-04-20T11:35:33.44
IV.CERA.HNE. ML:1.9 0.0006218564 0.2432 AML other m 2019-04-20T11:35:33.44
IV.CERA.HHN. ML:2.2 0.00114421115 0.32 AML other m 2019-04-20T11:35:32.92
IV.POFI.HHE. ML:1.3 0.000127515 0.1792 AML other m 2019-04-20T11:35:34.52
IV.POFI.HNE. ML:0 9.733905E-8 0.192 AML other m 2019-04-20T11:35:34.54
IV.POFI.HNN. ML:0 1.27980005E-7 0.1792 AML other m 2019-04-20T11:35:33.63
IV.POFI.HHN. ML:1.3 0.0001379158 0.16 AML other m 2019-04-20T11:35:33.62
IV.RNI2.HNE. ML:1.8 0.0004073253 0.16 AML other m 2019-04-20T11:35:35.99
IV.RNI2.HHE. ML:1.9 0.0004214334 0.16 AML other m 2019-04-20T11:35:35.99
IV.RNI2.HNN. ML:1.7 0.0002853667 0.224 AML other m 2019-04-20T11:35:36.82
IV.RNI2.HHN. ML:1.7 0.0002928782 0.224 AML other m 2019-04-20T11:35:36.82
IV.LRP.EHN. ML:1.2 9.61E-5 0.38 AML other m 2019-04-20T11:35:37.44
IV.LRP.EHE. ML:1.2 7.870583E-5 0.256 AML other m 2019-04-20T11:35:37.24
IV.MIDA.HHN. ML:1.8 0.0002613826 0.32 AML other m 2019-04-20T11:35:37.23
IV.MIDA.HHE. ML:1.7 0.000231099 0.16 AML other m 2019-04-20T11:35:36.60
IV.MIDA.HNE. ML:1.8 0.00025732215 0.3008 AML other m 2019-04-20T11:35:37.08
IV.MIDA.HNN. ML:1.7 0.00023857225 0.256 AML other m 2019-04-20T11:35:36.47
IV.VVLD.HHE. ML:1.2 6.776473E-5 0.1152 AML other m 2019-04-20T11:35:38.11
IV.VVLD.HHN. ML:1.2 6.883139E-5 0.3008 AML other m 2019-04-20T11:35:38.72
IV.INTR.HHE. ML:1.7 0.00015991635 0.1792 AML other m 2019-04-20T11:35:40.43
IV.INTR.HHN. ML:1.8 0.0002276735 0.1216 AML other m 2019-04-20T11:35:40.55
IV.INTR.HNN. ML:1.8 0.0001948266 0.1216 AML other m 2019-04-20T11:35:40.56
IV.INTR.HNE. ML:1.8 0.0002229952 0.2816 AML other m 2019-04-20T11:35:40.44
IV.VAGA.HHE. ML:1.3 6.451044E-5 0.1856 AML other m 2019-04-20T11:35:42.70
IV.VAGA.HHN. ML:1.5 0.00010337954 0.2368 AML other m 2019-04-20T11:35:43.65
IV.VAGA.HNE. ML:1.3 5.964801E-5 0.224 AML other m 2019-04-20T11:35:44.13
IV.VAGA.HNN. ML:1.5 0.00010583122 0.2368 AML other m 2019-04-20T11:35:43.65
IV.LPEL.HNE. ML:1.7 0.000134640415 0.1984 AML other m 2019-04-20T11:35:43.67
IV.LPEL.HHN. ML:1.8 0.00014829995 0.1984 AML other m 2019-04-20T11:35:44.22
IV.LPEL.HHE. ML:1.7 0.0001360799 0.1984 AML other m 2019-04-20T11:35:43.88
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download