Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 11-08-2019 and time 09:24:08 (Italy) in region 2 km W Forlì del Sannio (IS)

A magnitude ML 1.4 earthquake occured in region: 2 km W Forlì del Sannio (IS), on

  • 11-08-2019 07:24:08 (UTC)
  • 11-08-2019 09:24:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6930, 14.1600 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.

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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
Forlì del Sannio IS 2 675 675
Acquaviva d'Isernia IS 2 425 1100
Rionero Sannitico IS 3 1118 2218
Roccasicura IS 6 550 2768
Cerro al Volturno IS 6 1281 4049
Montenero Val Cocchiara IS 8 538 4587
Castel San Vincenzo IS 9 516 5103
Miranda IS 9 1047 6150
Fornelli IS 10 1909 8059
Rocchetta a Volturno IS 10 1113 9172
Pizzone IS 11 329 9501
San Pietro Avellana IS 11 503 10004
Castel di Sangro AQ 11 6538 16542
Colli a Volturno IS 11 1349 17891
Alfedena AQ 11 864 18755
Carovilli IS 12 1359 20114
Scontrone AQ 12 574 20688
Scapoli IS 12 680 21368
Vastogirardi IS 12 704 22072
Isernia IS 13 21842 43914
Pesche IS 14 1661 45575
Macchia d'Isernia IS 14 1035 46610
Montaquila IS 14 2456 49066
Pescolanciano IS 15 855 49921
Sessano del Molise IS 16 727 50648
Barrea AQ 16 726 51374
Pettoranello del Molise IS 16 460 51834
Sant'Agapito IS 17 1496 53330
Carpinone IS 18 1157 54487
Capracotta IS 18 903 55390
Ateleta AQ 18 1181 56571
Filignano IS 18 648 57219
Roccaraso AQ 18 1627 58846
Monteroduni IS 19 2264 61110
Chiauci IS 19 233 61343
Castel del Giudice IS 19 346 61689
Civitella Alfedena AQ 20 296 61985

Municipalities with at least 50000 inhabitants

An earthquake occurred to
70 Km N of Caserta (76326 inhabitants)
73 Km S of Chieti (51815 inhabitants)
80 Km N of Aversa (53047 inhabitants)
81 Km NW of Benevento (60091 inhabitants)
85 Km N of Acerra (59573 inhabitants)
85 Km N of Giugliano in Campania (122974 inhabitants)
86 Km S of Pescara (121014 inhabitants)
87 Km N of Afragola (65057 inhabitants)
88 Km N of Casoria (77642 inhabitants)
88 Km N of Marano di Napoli (59874 inhabitants)
91 Km S of Montesilvano (53738 inhabitants)
94 Km N of Pozzuoli (81661 inhabitants)
95 Km N of Napoli (974074 inhabitants)
97 Km SE of L'Aquila (69753 inhabitants)
98 Km N of Portici (55274 inhabitants)
99 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 1.4 2019-08-11
07:24:08		 41.6927 14.16 10 2019-11-13
14:30:58		 Bollettino Sismico Italiano INGV 71483361
Reviewed
Rev100 		ML 1.6 2019-08-11
07:24:08		 41.6872 14.164 10 2019-08-11
07:33:25		 Sala Sismica INGV-Roma 71373781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-11 07:24:08 ± 0.08
Latitude 41.6927 ± 0.0054
Longitude 14.1600 ± 0.0060
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 71483361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 615
Semi-minor axis of confidence ellipse (meter) 407
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 209
Circular confidence region, given by single value of horizontal uncertainty (meter) 610.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.01169
Epicentral distance of station farthest from the epicenter (degree) 0.60704
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 25
Type of magnitude ML
Reference to an origin 71483361
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-14 09:46:03

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 71373781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-11 07:33:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T0110.HHZ. 2019-08-11T07:24:29.92 0.6 undecidable manual S 332 67.377 50 0.22 44
IT.SULP.HGE. 2019-08-11T07:24:25.26 0.6 undecidable manual S 336 47.619 50 0.86 37
IV.VVLD.HHZ. 2019-08-11T07:24:24.90 0.3 undecidable manual S 294 48.5181 50 0.24 68
IV.INTR.HHZ. 2019-08-11T07:24:22.30 0.3 undecidable manual S 329 41.2254 50 -0.39 66
IV.BSSO.HHE. 2019-08-11T07:24:22.55 1.0 undecidable manual S 114 39.5271 50 0.31 23
IV.LPEL.HHE. 2019-08-11T07:24:22.95 0.6 undecidable manual S 3 39.3273 50 0.75 39
IV.POFI.HHE. 2019-08-11T07:24:22.00 0.6 undecidable manual S 274 37.2294 50 0.37 45
IV.SGG.HHN. 2019-08-11T07:24:21.84 0.6 undecidable manual S 152 38.5281 50 -0.14 47
IV.T0110.HHZ. 2019-08-11T07:24:20.46 0.1 undecidable manual P 332 67.377 50 -0.49 83
IV.TRIV.HHZ. 2019-08-11T07:24:20.92 0.3 undecidable manual S 76 33.3444 50 0.32 68
IV.VAGA.HHZ. 2019-08-11T07:24:20.35 0.6 undecidable manual S 169 31.3464 50 0.28 46
IT.OPI.HGE. 2019-08-11T07:24:19.41 0.3 undecidable manual S 289 28.8489 50 0.01 74
IT.SULP.HGE. 2019-08-11T07:24:17.83 0.3 undecidable manual P 336 47.619 50 -0.06 71
IV.VVLD.HHZ. 2019-08-11T07:24:17.59 0.1 negative manual P 294 48.5181 50 -0.45 86
IV.POFI.HHE. 2019-08-11T07:24:16.23 0.3 undecidable manual P 274 37.2294 50 -0.06 72
IV.INTR.HHZ. 2019-08-11T07:24:16.47 0.1 negative manual P 329 41.2254 50 -0.43 88
IV.BSSO.HHE. 2019-08-11T07:24:16.86 0.1 undecidable manual P 114 39.5271 50 0.22 92
IV.LPEL.HHE. 2019-08-11T07:24:16.33 0.3 undecidable manual P 3 39.3273 50 -0.29 68
IV.SGG.HHN. 2019-08-11T07:24:16.48 0.3 undecidable manual P 152 38.5281 50 -0.01 72
IV.TRIV.HHZ. 2019-08-11T07:24:15.81 0.1 undecidable manual P 76 33.3444 50 0.12 95
IV.VAGA.HHZ. 2019-08-11T07:24:15.19 0.3 undecidable manual P 169 31.3464 50 -0.2 70
IV.CERA.HHZ. 2019-08-11T07:24:15.77 0.3 undecidable manual S 228 15.7731 122 0.31 71
IT.OPI.HGE. 2019-08-11T07:24:14.72 0.3 undecidable manual P 289 28.8489 50 -0.28 70
IV.MIDA.HHZ. 2019-08-11T07:24:13.08 0.3 undecidable manual S 126 9.5793 136 -0.71 63
IV.RNI2.HHZ. 2019-08-11T07:24:12.82 0.3 undecidable manual S 332 1.2987 172 0.35 72
IV.CERA.HHZ. 2019-08-11T07:24:12.84 0.1 positive manual P 228 15.7731 122 0.12 98
IV.RNI2.HHZ. 2019-08-11T07:24:11.26 0.1 positive manual P 332 1.2987 172 0.26 98
IV.MIDA.HHZ. 2019-08-11T07:24:11.68 0.1 negative manual P 126 9.5793 136 -0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MIDA.HHE. ML:0.0 0.00035737945 0.1824 AML other m 2019-08-11T07:24:14.76
IV.MIDA.HHN. ML:0.0 0.0003889561 0.2784 AML other m 2019-08-11T07:24:14.76
IV.MIDA.HNN. ML:0.0 0.00030943315000000007 0.1824 AML other m 2019-08-11T07:24:14.67
IV.MIDA.HNE. ML:0.0 0.00040499759999999997 0.32 AML other m 2019-08-11T07:24:14.77
IV.RNI2.HNE. ML:2.0 0.0019299455000000001 0.16 AML other m 2019-08-11T07:24:13.00
IV.RNI2.HNN. ML:2.1 0.0025966725 0.1792 AML other m 2019-08-11T07:24:13.04
IV.RNI2.HHN. ML:2.2 0.0027977965 0.1792 AML other m 2019-08-11T07:24:13.04
IV.RNI2.HHE. ML:2.0 0.0020981800000000003 0.16 AML other m 2019-08-11T07:24:13.00
IV.CERA.HNN. ML:1.0 0.00009596671500000001 0.24 AML other m 2019-08-11T07:24:18.51
IV.CERA.HNE. ML:1.0 0.000097042465 0.32 AML other m 2019-08-11T07:24:17.24
IV.CERA.HHE. ML:1.0 0.00009951271 0.2976 AML other m 2019-08-11T07:24:17.39
IV.CERA.HHN. ML:1.0 0.00009956208 0.2816 AML other m 2019-08-11T07:24:20.44
IV.VAGA.HNE. ML:1.2 0.00007047488 0.4192 AML other m 2019-08-11T07:24:20.62
IV.VAGA.HNN. ML:1.6 0.0001698038 0.2208 AML other m 2019-08-11T07:24:22.41
IV.VAGA.HHN. ML:1.6 0.0001773926 0.2208 AML other m 2019-08-11T07:24:22.41
IV.VAGA.HHE. ML:1.2 0.000077126525 0.1984 AML other m 2019-08-11T07:24:21.82
IV.INTR.HHE. ML:1.1 0.000041795735 0.2592 AML other m 2019-08-11T07:24:23.62
IV.INTR.HNN. ML:1.6 0.00014501329499999998 1.12 AML other m 2019-08-11T07:24:25.03
IV.INTR.HHN. ML:1.4 0.000088490235 0.1408 AML other m 2019-08-11T07:24:24.84
IV.VVLD.HNN. ML:1.5 0.000082379095 0.4416 AML other m 2019-08-11T07:24:28.50
IV.VVLD.HHN. ML:1.3 0.00004946114 0.1984 AML other m 2019-08-11T07:24:27.24
IV.VVLD.HNE. ML:1.6 0.00011023095499999999 0.4512 AML other m 2019-08-11T07:24:25.32
IV.VVLD.HHE. ML:1.4 0.00006824603499999999 0.4224 AML other m 2019-08-11T07:24:25.31
IV.T0110.HHN. ML:1.5 0.000054201275000000004 0.32 AML other m 2019-08-11T07:24:35.10
IV.T0110.HHE. ML:1.4 0.000039056665000000006 0.4384 AML other m 2019-08-11T07:24:35.21
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